CN100446816C - Indoor environment improving method and grounding electrode apparatus - Google Patents
Indoor environment improving method and grounding electrode apparatus Download PDFInfo
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- CN100446816C CN100446816C CNB2004100373662A CN200410037366A CN100446816C CN 100446816 C CN100446816 C CN 100446816C CN B2004100373662 A CNB2004100373662 A CN B2004100373662A CN 200410037366 A CN200410037366 A CN 200410037366A CN 100446816 C CN100446816 C CN 100446816C
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Abstract
The present invention relates to a method for improving indoor environment and a grounding electrode apparatus. In the method, paint containing charcoal powder is painted on an indoor wall surface to improve the indoor environment. An insulator is used for forming an indoor bottom surface, the wall surface is connected to a grounding electrode buried in the ground to form grounding potential to maintain the efficiency of charcoal and maintain the indoor environment in a state with abundant negative ions. In addition, the grounding electrode apparatus is composed of a grounding body which is at least provided with a bottom cylinder formed by metal, charcoal contained in the body and catalyst. The grounding electrode apparatus can be used for maintaining the environment with abundant negative ions stably in a high level.
Description
Technical field
When the coating that the present invention relates to contain the Linesless charcoal powder is coated on the indoor wall, can keep the effectiveness of this Linesless charcoal and aforementioned indoor environment is improved as the method for the abundant environment of anion, and taken in Linesless charcoal in inside, make it collect the ground electrode device of anion.
Background technology
In the past, under situations such as newly-built dwelling house,, can produce the such indoor environmental pollution problems of VOC (VOC) such as formaldehyde owing to when the building dwelling house, use building materials, coating or the binding agent etc. that contain petrochemical.
Like this, when VOCs (VOC) such as generation formaldehyde, will have influence to human body, for example, fatigue, headache, ophthalmalgia, blurred vision, skin rubefaction, xerosis cutis, laryngalgia, hoarseness, cardiopalmus etc.These symptoms are called as new house syndrome or new house disease.
The reason that increases as aforementioned new house syndrome, be considered to, for example, the high closure of dwelling house and have the raising such as universal of the building materials of high thermal insulation, the VOCs such as formaldehyde that volatilized by these building materials are because the high closure of aforementioned dwelling house, be difficult to be discharged into the outside of this dwelling house, thereby accumulate in due to this dwelling house inside.
In addition, produce the many environment of VOC (VOC) such as formaldehyde, in general, can form the environment that exists cation many, thus, in the indoor environment that forms aforementioned new house syndrome, not only there are many VOCs such as aforementioned formaldehyde (VOC), also can form and have the many environment of cation.
As being method, for example use the method for Linesless charcoal noticeable with the many environment of anion with having the many improvement of environment of cation in this indoor environment.
Because Linesless charcoal is a porous matter, thus in its multiple holes VOC such as adsorbable aforementioned formaldehyde, and, known by setting Linesless charcoal, can collect anion, with the indoor environment that exists anion many that is improved as.
As the coating that contains this Linesless charcoal, have the coating composition (opening communique No. 3133962) that in the solvent of high melting temperature type nylon (registered trade mark) resin etc. (below, be called polyamide-based resin) and this polyamide, contains the Linesless charcoal powder that comes from same applicant with reference to the spy.
Open in the known technology of No. 3133962 communique this spy, tunicle by the formation of coating composition compositions, because it has aeration, water penetration and water proofing property, can not hinder the characteristic of Linesless charcoal contained in the aforementioned coating composition, be adjustable wet, antibacterial action, deodorization functions, air cleaning effect etc., thereby make the characteristic of Linesless charcoal contained in the aforementioned coating composition obtain performance.
Summary of the invention
Open in the known technology of No. 3133962 communique aforementioned spy, the aforementioned coating composition that will contain the Linesless charcoal powder be coated on indoor wall etc. go up after soon, Linesless charcoal characteristic by this Linesless charcoal powder, can be to have the many environment of anion with improving indoor environment, but, aforementioned Linesless charcoal powder can adsorb cation with VOCs such as formaldehyde, therefore, along with time lapse, can exist Linesless charcoal render a service to reduce, aforementioned indoor environment can not be maintained and have the many problem of environment of anion.
Therefore, improve the method for indoor environment for use Linesless charcoal in the past, must solve following problem: when the coating that will contain the Linesless charcoal powder has been applied on the indoor wall, the effectiveness of Linesless charcoal can be kept, make this indoor environment maintain the abundant environment of anion, and will make the abundant ambient stable of this anion maintain higher level.
Concrete means as the problem that solves above-mentioned example in the past, first invention of the present invention provides the improvement method of indoor environment, it is that the coating that will contain the Linesless charcoal powder is coated on the method for improving indoor environment on the indoor wall, it is characterized in that, form the aforementioned compartment inner bottom surface with insulator, aforementioned wall is connected on the ground electrode that is embedded in the ground forms earthing potential.
In this first invention, contain following additional important document: aforementioned ground electrode is the electrode that is embedded in 1～2m degree of depth in the ground; The coating that contains aforementioned Linesless charcoal powder is to contain the high melting temperature type nylon resin that is formed by nylon 6, nylon 66, nylon 12 and NYLON610, low melting point type nylon resin that forms by nylon 6, nylon 66 and nylon 12 or the high melting temperature type resin that forms by nylon 6, nylon 66 and nylon 12, the coating composition of the solvent of these nylon resins and Linesless charcoal powder; Will be between indoor a plurality of walls connect, wherein at least one is connected on the ground electrode with conductor.
In addition, as of the present invention second the invention, the ground electrode device is provided, it is characterized in that, by at least with metal be formed with the ground connection body of end cylindrical shell, Linesless charcoal and the catalyst of taking in this body of ground connection formed.
In this second invention, contain following additional important document: the ratio of Linesless charcoal and catalyst, with respect to 100 weight portion Linesless charcoals, catalyst is 5～30 weight portions; Aforementioned Linesless charcoal is the powder body of diameter 1～500 μ m; Aforementioned catalyst is a sodium chloride; Aforementioned metal is a rustless steel; On the ground connection body, set cover and form closed structure; On aforementioned cover, set the electrode that connects usefulness.
Improving indoor environment method of the present invention, by set insulator on indoor bottom surface, this bottom surface forms state of insulation, can prevent that therefore the anion current potential from leaking from this bottom surface; Be coated on the aforementioned compartment internal face by the coating that will contain the Linesless charcoal powder, this wall is connected makes this wall become earthing potential on the ground electrode that is embedded in the ground, the electric equilibrium of adjusting this Linesless charcoal powder is kept the effectiveness of Linesless charcoal, thereby aforementioned indoor environment can be maintained the abundant environment of anion.
In addition, as aforementioned ground electrode, take in the ground electrode device of Linesless charcoal and mixture of catalysts by use in the ground connection body interior that metal is shaped on end cylindrical shell, this ground electrode device is the device that obtains Linesless charcoal effectiveness because of the existence of catalyst easily, so can keep the effectiveness of this Linesless charcoal with high level, steady statue, aforementioned indoor environment further can be maintained the abundant environment of anion.In addition, for example on aforementioned ground electrode device, connect antenna etc.,, also can around this antenna, collect anion,, maintain the abundant environment of anion around also can this antenna even not only without indoor even use this ground electrode device separately.
Description of drawings
Fig. 1 is the cutaway view of the ground electrode device of schematic representation embodiment of the present invention;
Fig. 2 represents conductor to be connected the key diagram of the state on the indoor wall for the embodiment 1 of the situation of using identical ground electrode device is described;
Fig. 3 is the key diagram that the part of enlarged drawing 2 walls is represented;
Fig. 4 is key diagram embodiment 2, that antenna is connected the state on the ground electrode device that is embedded in the ground of the situation of the expression ground electrode device that uses Fig. 1.
The specific embodiment
Below, explain the present invention according to the specific embodiment.
The cutaway view of the schematic representation of the ground electrode device of embodiment of the present invention is shown in Fig. 1.The ground connection body 2 of ground electrode device 1 can use with metal to be formed with end cylindrical shell.As this end cylindrical shell is arranged, for example, can use metal is formed any one of cylindrical body that cylindrical shape or rib tubular etc. have the end.
As this metal, for example, preferably use the few metals of corrosion such as rustless steel.In addition, as the size of ground connection body 2, for example, preferred length is about 1m, and diameter is about 0.2～0.3m, does not do special qualification.
Upper side at the ground connection body 2 of ground electrode device 1 is pre-formed peristome 2a, by this peristome 2a, mixes Linesless charcoal 3 and not shown catalyst at least, and is accommodated in aforementioned ground connection body 2 inside.As this catalyst, for example, can use sodium chloride etc., but be not limited to this.So long as can be used as the material of the electrical catalyst of Linesless charcoal 3, can use any.Generally speaking, by mixed catalyst,, suitable as long as can obtain the effectiveness of aforementioned Linesless charcoal 3 easily efficiently.
As this Linesless charcoal 3, for example, can use the Linesless charcoal of black wood charcoal or Linesless charcoal etc., but preferably use the collection anion of Binchotan etc. to render a service high Linesless charcoal.In addition,, for example, can use the powder body of about 1～500 μ m of diameter etc., preferably use the powder body of about 1～20 μ m of diameter for this Linesless charcoal 3.
As the ratio of mixing and being accommodated in these Linesless charcoals 3 and the not shown catalyst of ground connection body interior, for aforementioned Linesless charcoal 3 are 100 weight portions, if aforementioned catalyst is to suit about 5～30 weight portions approximately, preferably, for aforementioned Linesless charcoal is 100 weight portions, and aforementioned catalyst is about about 10 weight portions.The size of for example aforementioned ground connection body 2, length is about 1m, and when diameter was about 0.2m, aforementioned Linesless charcoal 3 was about 18kg, and then aforementioned catalyst is about about 2kg and suits.
And, in the inside of ground connection body 2, after mixing Linesless charcoal 3 at least and not shown catalyst and taking in, on the peristome 2a that the upper side of this ground connection body 2 forms, set cover 4 sealings.
Like this, seal by on the peristome 2a of ground connection body 2, setting cover 4, can airtight ground electrode device 1, even this ground electrode device 1 is embedded in situation in the ground, can not sneak into impurity yet, thereby be accommodated in the Linesless charcoal 3 of this ground electrode device 1 inside and the reaction of catalyst can successfully be carried out in the inside of this ground electrode device 1.
As this cover 4, the preferred use and the metal of ground connection body 2 homogeneities, for example metal such as rustless steel also can use synthetic resin etc.In a word,, can make ground electrode device 1 be air-tight state, then suit as long as the peristome 2a of ground connection body 2 is sealed.
On cover 4, for easily and conductors such as not shown electric wire on being connected ground electrode device 1 or earth lead be connected, be equipped with the electrode 5 of connection usefulness.In Fig. 1, represented to set the example of situation of electrode 5a, 5b, the 5c of 3 connection usefulness.
The end of electrode 5a, the 5b of connection usefulness, ground connection body 2 private sides of 5c as long as contact with Linesless charcoal of taking in ground connection body 2 inside 3 and not shown catalyst, then suits.In Fig. 1, for electrode 5a, the 5c of aforementioned connection usefulness, be in the state of the upper side of inserting ground connection body 2, and, be in the state of the nearly central part that is inserted into ground connection body 2 for the electrode 5b of aforementioned connection usefulness.
Like this, by on the cover 4 of ground electrode device 1, setting electrode 5a, 5b, the 5c that connects usefulness, can easily give play to the effectiveness of the Linesless charcoal of taking in the inside of ground connection body 23.
When being embedded in aforementioned ground electrode device 1 in the ground, consider operation etc., when for example the length of this ground electrode device 1 is about the 1m left and right sides, if then the degree of depth is about about 1～2m and suits, generally speaking, if just passable owing to the ground connection body 2 of this ground electrode device 1 is buried underground, so, can suitably regulate its degree of depth according to burying condition underground.
Like this,, in the prescribed limit around this grounding device 1, also anion can be collected, that is, the abundant environment that exists of this anion can be formed even only ground electrode device 1 is embedded in the ground.
By the way, when being embedded in ground electrode device 1 in the ground, the effectiveness of the collection anion that obtains by this ground electrode device 1, central part at this ground electrode device 1 is the highest, then, the lower side height of this ground electrode device 1, the effectiveness that obtains in the upper side of this ground electrode device 1 is lower slightly than central part and lower side.But because in this ground electrode device 1, be pre-mixed and take in Linesless charcoal 3 and catalyst, the effectiveness of the collection anion that obtains by this ground electrode device 1 height during than the Linesless charcoal individualism, so, be inserted in the upper side that it renders a service low slightly aforementioned ground electrode device 1 even only will connect electrode 5a, the 5c of usefulness, in fact also can fully obtain the effectiveness of Linesless charcoal.Obtain the more situation of efficient at needs, can be inserted into the nearly central part of ground connection body 2 as the electrode 5b that connects usefulness, the electrode that perhaps will connect usefulness is provided in the lower side of nearly central part or this ground connection body 2 of this ground connection body 2.
The embodiment of the ground electrode device 1 that uses aforementioned embodiments is described with Fig. 2 and Fig. 3.In addition, Fig. 2 is the figure of the indoor wall of expression, and Fig. 3 is the figure that the part of this wall of amplification is represented.
Embodiment 1
For this embodiment 1, expression is the method for the abundant environment of anion with improving indoor environment, and on indoor wall 10, coating contains the coating of Linesless charcoal powder.Be coated with the wall 10 behind the coating that contains this Linesless charcoal powder, as long as have at least place's wall 10 just passable.
As the coating that contains this Linesless charcoal powder, so long as contain the coating of Linesless charcoal powder, can use any, preferred especially the use the spy opened disclosed (registered trade mark: the ァ one テ ッ Network worker-houses (strain) System): by nylon (registered trade mark) 6 such as health paint for the coating composition that contains following component in No. 3133962 communique, nylon (registered trade mark) 66, high melting temperature type nylon (registered trade mark) resin that nylon (registered trade mark) 12 and nylon (registered trade mark) 610 form, by nylon (registered trade mark) 6, low melting point type nylon (registered trade mark) resin that nylon (registered trade mark) 66 and nylon (registered trade mark) 12 forms or by nylon (registered trade mark) 6, high melting temperature type nylon (registered trade mark) resin that nylon (registered trade mark) 66 and nylon (registered trade mark) 12 form, the solvent of these nylon (registered trade mark) resin, the Linesless charcoal powder.
As this Linesless charcoal powder, can use Linesless charcoals such as Linesless charcoal or black wood charcoal are done Powdered material, can use any of Linesless charcoal or black wood charcoal, perhaps these are suitably mixed and use.
On wall 10,, connect conductors 13 such as electric wire by plywood 11 and the copper coin 12 that is coated with the coating that contains the Linesless charcoal powder.In addition, use these plywoods that are coated with the coating that contains the Linesless charcoal powder 11 and copper coin 12, be for conductor 13 is connected on the wall 10, not necessarily must use, direct bonding conductor 13 situations on wall 10 for example, plywood 11 and the copper coin 12 by being coated with the coating that contains the Linesless charcoal powder can directly not be connected conductor 13 on the wall 10.
In this conductor 13, at least one conductor 13a is connected on the not shown ground electrode that is embedded in the ground.Bury the place of this ground electrode underground, so long as the place of the actual energy ground connection of waiting in the dwelling house base, any one place can be used, still, in order to shorten the length of the conductor 13 that is connected on the aforementioned ground electrode, it is inferior preferably to make it be embedded in this dwelling house floor.
As this ground electrode, preferably use the ground electrode device 1 of aforementioned embodiments, still, for example any one ground electrode of metallic plate or Linesless charcoal plate etc. also can.This Linesless charcoal plate is not limited to tabular Linesless charcoal, for example can be Linesless charcoal such as bar-shaped or Powdered.
In addition, be divided into when a plurality of by post 14 grades, as shown in Figure 2, can will connect between indoor a plurality of wall 10a, 10b, 10c, the 10d by conductor 13 at wall 10.In addition, much less, coating contains the coating of Linesless charcoal powder on the wall 10 at all indoor four sides, connects these a plurality of walls with conductor, though not shown, also be fine.
In this case, for conductor 13 is connected on the wall 10 easily, conductors 13 such as electric wire are connected, in the aforementioned conductor 13 on being connected to aforementioned wall 10, as long as it is just passable that at least one conductor 13a is connected on the not shown ground electrode that is embedded in the ground.
Generally speaking, by at least one conductor 13a is connected on the ground electrode that is embedded in the ground, this conductor 13a is connected on the wall 10a, can make wall 10a roughly the same with the ground electrode current potential that is embedded in the ground, that is, making this wall 10a is earthing potential.In addition, connect, can make all walls 10 be earthing potential by making between each wall 10a, 10b, 10c, the 10d with conductor 13.
Like this, be coated on the wall 10 by the coating that will contain the Linesless charcoal powder, can obtain the effectiveness of this Linesless charcoal powder, and, as described above, be earthing potential by making all walls 10, the electric equilibrium of Linesless charcoal powder can be adjusted into earthing potential, therefore, even experience is long-time, also can keep the effectiveness of Linesless charcoal.
In addition, in this embodiment 1, the aforementioned compartment inner bottom surface, not shown, form with insulator.As this insulator, for example, can use insulators such as synthetic resin board.In addition, in the present invention, not only whole aforementioned compartment inner bottom surface forms with insulator, sets insulators such as rubber sheeting or synthetic resin board on this bottom surface but also be included in.
Like this, by on indoor bottom surface, setting insulator, this bottom surface forms state of insulation, therefore, can prevent from this bottom surface leakage anion current potential, and, the coating that contains the Linesless charcoal powder by coating on aforementioned chamber interior walls face 10, this wall 10 is connected on the ground electrode that is embedded in the ground is earthing potential, can be when the electric equilibrium of adjusting aforementioned Linesless charcoal powder be kept the effectiveness of Linesless charcoal, this indoor environment is maintained to the abundant environment that exists of anion, and, the VOC (VOC) of formaldehyde etc. can also be absorbed.
Therefore, as the ground electrode that in this embodiment 1, uses, as long as owing to can make wall 10 for earthing potential suits, so can use any one ground electrode such as metallic plate or Linesless charcoal plate.But, as this ground electrode, when stating ground electrode device 1 before use, because this ground electrode device 1 obtains the effectiveness of Linesless charcoal 3 easily because of the existence of catalyst, the effectiveness of this Linesless charcoal 3 can be maintained high-caliber steady statue, therefore, aforementioned indoor environment further can be maintained the abundant environment that exists of anion.So,, preferably use aforementioned ground electrode device 1 as ground electrode.
This ground electrode is embedded in the degree of depth in the ground, as long as just passable about about 1～2m in ground.As this ground electrode, when using this ground electrode device 1,, then suit as long as make the ground connection body 2 of this ground electrode device 1 be in the degree of depth of being buried underground at least.
In addition, when only using ground electrode such as general metallic plate or Linesless charcoal plate, because rainfall or snow melt etc., when the water quantities that contains in burying the ground of ground electrode underground increased, the aforementioned compartment inner potential rose, and promptly anion can tail off.Particularly, aforementioned pulverous Linesless charcoal etc. is being embedded in like that the situation that is used as ground electrode in the ground, the moisture between each Linesless charcoal powder is in the superfluous state that exists, therefore, because the water quantities that contains in this ground, the effectiveness of the collection anion that is produced by this Linesless charcoal powder significantly reduces.But, when stating ground electrode device 1 before use, owing to the effectiveness of this Linesless charcoal 3 can be maintained high-caliber stable status, so, even situations such as rainfall or snow melt also can be maintained to indoor environment the abundant environment of anion.
The embodiment 2 of the ground electrode device 1 that uses aforementioned embodiments then, is described with Fig. 4.In addition, Fig. 4 is that expression is embedded in the ground 20 with this ground electrode device 1, makes antenna 21 be connected state on this ground electrode device 1.
For this embodiment 2, expression will be for example the room external environment in garden or field etc. be improved as the method for the abundant environment of anion, the bar 22 that will connect antenna 21 by conductors such as electric wire 23 is connected on the electrode 5 of the connection usefulness that is embedded in the ground 20 ground electrode device 1.
As the place that sets this antenna 21, preferably near ground electrode device 1, set, also can set in the place of leaving this ground electrode device 1 specific range.
Like this, be provided in room Wai Chu such as garden or field, can in the particular range of this antenna 21, collect anion by the antenna 21 that will be connected on the ground electrode device 1.
Therefore, when improving the room external environment of broad range such as field, can set a plurality of antennas 21 that are connected on the aforementioned ground electrode device 1, at this moment, the antenna 21 of defined amount is connected on the ground electrode device 1.
In addition, much less,, can improve indoor environment by this antenna 21 at the indoor antenna 21 that is connected on the ground electrode device 1 that sets.
The effect of invention
As previously discussed, the improving indoor environment method of first invention of the present invention is to contain wood The coating of carbon powder is coated on the indoor wall, improves the method for indoor environment. By using insulator Form the aforementioned compartment inner bottom surface, aforementioned wall is connected on the earth electrode that is embedded in the ground is Earthing potential can be adjusted the electric equilibrium of charcoal powder, keeps the effectiveness of charcoal, and indoor Collect anion, at this moment, can realize following superior effect: can prevent from leaking from the bottom surface should be negative Ion is maintained to the abundant environment of anion with aforementioned indoor environment.
In addition, the earth electrode apparatus of second invention of the present invention is by by forming with metal at least Formed by the ground connection body of end cylindrical shell, charcoal and the catalyst of in this ground connection body, taking in, because The existence of catalyst can efficiently obtain the effectiveness of charcoal, therefore, and can be with high-caliber stable State obtains the effectiveness of this charcoal, thereby can realize following superior effect: can anion is abundant Environment maintain high-caliber stable state, also can absorbing formaldehyde etc. VOC.
Therefore, as the ground connection electricity that is used in the improving indoor environment method of first invention of the present invention The utmost point when using the earth electrode apparatus of second invention of the present invention, can more advance indoor environment One step maintained the abundant environment of anion. In addition, on aforementioned earth electrode apparatus, for example connect Connect antenna etc., even use separately this earth electrode apparatus, also can collect around this antenna negative from Son, even not only without indoor, also can be abundant with being maintained to anion around this antenna Environment.
Claims (11)
1. improving indoor environment method, it is that the coating that will contain the Linesless charcoal powder is coated on the indoor wall, improves the method for indoor environment, it is characterized in that, form the aforementioned compartment inner bottom surface with insulator, aforementioned wall is connected on the ground electrode that is embedded in the ground forms earthing potential.
2. improving indoor environment method according to claim 1 is characterized in that, described ground electrode is the electrode that is embedded in 1～2m degree of depth in the ground.
3. improving indoor environment method according to claim 1, it is characterized in that, the coating that contains described Linesless charcoal powder is to contain the high melting temperature type nylon resin that is formed by nylon 6, nylon 66, nylon 12 and NYLON610, low melting point type nylon resin that forms by nylon 6, nylon 66 and nylon 12 or the high melting temperature type resin that forms by nylon 6, nylon 66 and nylon 12, the coating composition of the solvent of these nylon resins and Linesless charcoal powder.
4. improving indoor environment method according to claim 1 is characterized in that, will be between indoor a plurality of walls connects with conductor, and wherein at least one is connected on the ground electrode.
5. a ground electrode device is characterized in that, forms by being formed with the ground connection body of end cylindrical shell, the Linesless charcoal of taking in and catalyst with metal in this body at least.
6. ground electrode device according to claim 5 is characterized in that, the ratio of Linesless charcoal and catalyst is that with respect to 100 weight portion Linesless charcoals, catalyst is 5～30 weight portions.
7. according to claim 5 or 6 described ground electrode devices, it is characterized in that described Linesless charcoal is that diameter is the powder body of 1～500 μ m.
8. according to claim 5 or 6 described ground electrode devices, it is characterized in that described catalyst is a sodium chloride.
9. ground electrode device according to claim 5 is characterized in that described metal is a rustless steel.
10. ground electrode device according to claim 5 is characterized in that, sets cover and form closed structure on the ground connection body.
11. ground electrode device according to claim 10 is characterized in that, sets the electrode that connects usefulness on described cover.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100373662A CN100446816C (en) | 2004-04-27 | 2004-04-27 | Indoor environment improving method and grounding electrode apparatus |
| HK06101836.0A HK1081467B (en) | 2006-02-13 | Method of improving interior environment and grounding electrode device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100373662A CN100446816C (en) | 2004-04-27 | 2004-04-27 | Indoor environment improving method and grounding electrode apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN1689650A CN1689650A (en) | 2005-11-02 |
| CN100446816C true CN100446816C (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100373662A Expired - Fee Related CN100446816C (en) | 2004-04-27 | 2004-04-27 | Indoor environment improving method and grounding electrode apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101924279B (en) * | 2009-06-15 | 2012-10-10 | 久弘环保科技股份有限公司 | Building indoor space quality improvement system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1239439A (en) * | 1996-10-28 | 1999-12-22 | 环球化学(Uk)有限公司 | Methods and devices related to air quality improvers |
| JP3133962B2 (en) * | 1997-07-10 | 2001-02-13 | 道晴 吉松 | Paint composition |
| WO2004022113A1 (en) * | 2002-09-05 | 2004-03-18 | Sanei Kensetsu Kabushiki Kaisha | Air purifier |
-
2004
- 2004-04-27 CN CNB2004100373662A patent/CN100446816C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1239439A (en) * | 1996-10-28 | 1999-12-22 | 环球化学(Uk)有限公司 | Methods and devices related to air quality improvers |
| JP3133962B2 (en) * | 1997-07-10 | 2001-02-13 | 道晴 吉松 | Paint composition |
| WO2004022113A1 (en) * | 2002-09-05 | 2004-03-18 | Sanei Kensetsu Kabushiki Kaisha | Air purifier |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1081467A1 (en) | 2006-05-19 |
| CN1689650A (en) | 2005-11-02 |
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