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CN201522007U - Biomass gasifier - Google Patents

Biomass gasifier Download PDF

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Publication number
CN201522007U
CN201522007U CN2009202433191U CN200920243319U CN201522007U CN 201522007 U CN201522007 U CN 201522007U CN 2009202433191 U CN2009202433191 U CN 2009202433191U CN 200920243319 U CN200920243319 U CN 200920243319U CN 201522007 U CN201522007 U CN 201522007U
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CN
China
Prior art keywords
air
inclined tube
pipe
backflow
communicated
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Expired - Fee Related
Application number
CN2009202433191U
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Chinese (zh)
Inventor
贺立琼
陈一萱
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Sichuan Province macro Bio Energy Technology Co., Ltd.
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Chengdu Tonglian Science and Technology Co Ltd
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Priority to CN2009202433191U priority Critical patent/CN201522007U/en
Application granted granted Critical
Publication of CN201522007U publication Critical patent/CN201522007U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a biomass gasifier, and relates to the technical field of biomaterial combustion and utilization equipment. The biomass gasifier comprises a gasifier body; three air outlets are formed on the upper, the middle, and the lower sections of the gasifier body respectively; a first gas producing pipe is communicated with the air outlet at the upper section; a second gas producing pipe is communicated with the air outlet at the middle section; the air outlet at the lower section is communicated with a backflow inclined tube; all the first gas producing pipe, the second gas producing pipe and the backflow inclined tube are communicated with an air feeding main tube of a cooking range; an air supply device is communicated with the air feeding main tube of the cooking range through an oxygen supply pipe; the included angle between the backflow inclined tube and the horizontal direction ranges from 10 DEG to 70 DEG; and the air outlets are formed on the backflow inclined tube from low to high along the air feeding main pipe direction. The utility model has the advantages that large and hard firewood can be burnt; the material preparation is easy; the combustion hour of the gasifier body is long; the operating efficiency is high; the gas production rate is high; gas can be supplied to more than two cooking ranges at the same time; the tar pollution is low; and large and hard firewood can be further bunt fully by utilizing tar and distilled water. Therefore, the utility model is more environment-friendly, and produces no pollution.

Description

Biomass gasifying furnace
Technical field
The utility model relates to the biomaterial burning and utilizes equipment technical field, relates in particular to a kind of biomass gasifying furnace.
Background technology
The energy in the Human's production life, is being played the part of indispensable role.Now, energy resources are rare, and the price of liquefied gas, natural gas, coal equal energy source constantly rises violently, and brought very big pressure for people's life, and are especially in the rural area, all the more so.
For this reason, people have designed methane-generating pit and have solved the problem of rural area with the energy difficulty, and to a certain extent, the birth of methane-generating pit has brought convenience for people's productive life really.But methane-generating pit needs a large amount of human and animal excretas, plant etc. as fermentation raw material, clears up difficulty and is easy to generate security incident after fermentation finishes, and also can't use winter at some places, and therefore, the popularization of methane-generating pit has also run into bottleneck.
The birth of biomass gasifying furnace has solved the above-mentioned technical problem that methane-generating pit faced well.Biomass gasifying furnace is by the biomass burning raw material, and for example stalk, sawdust etc. produce smoke combustion, pollution-free, environmental protection, materials are few, and the cleaning of burning back all can be used easily throughout the year, because it has so many advantage, biomass gasifying furnace is able to generally be promoted and extensive use.
Prior biological matter gasification furnace, its body of heater is divided into the upper, middle and lower three-stage structure usually, and hypomere is the oxygen supply combustion zone, and the stage casing is to transform the gas-producing area, and epimere is the storing district.Burning piles with whole body of heater with material, and the fuel density in stage casing is bigger, and when the fuel combustion of oxygen supply combustion zone, the stage casing that density is bigger transforms the gas-producing area could aerogenesis like this.The grate below of body of heater has air inlet, and air blast is by the inside air blast oxygen supply of air inlet.The body of heater upper end has the gas outlet, and the gas outlet connects kitchen range by air collecting pipe, and air blast also is communicated with air collecting pipe simultaneously, and the air that combustion gas in the air collecting pipe and air blast provide inputs to the kitchen range burning jointly.
For example application publication number is CN101275752A, application open day was that the Chinese invention patent Shen Qing Publication specification on October 1st, 2008 discloses a kind of biomass gasifying furnace, propellant bottle is made up of cylindrical shell and cover, it is the carbonization system air chamber on top and the air chamber of bottom that cylindrical shell divides cylindrical shell by the dividing plate of being with passage, establish air inlet on the barrel of air chamber, air blast is installed on the air inlet, establish air supply opening on the top barrel of carbonization system air chamber, cover is installed by water sealed tank in the top of cylindrical shell, air supply header on the air supply opening is communicated with the combustion gas filtering tank, and the combustion gas filtering tank is by the soft pipe connection kitchen range.This invention is that agricultural resource is carried out deep development and utilization, turns waste into wealth, and the material energy will become the main flow of 21 century rural area domestic gas, improves the utilization rate of agricultural resource, promotes the moderately well-off construction in rural area, realizes the efficient ecological agricultural.
But the structure that above-mentioned prior art is such a lot of problems can occur in actual use:
On the one hand, because the gas outlet is located at the body of heater upper end, the air blast oxygen supply can't penetrate from the base burning district and pass the stage casing the conversion gas-producing area (because of the stage casing fuel density big), thereby can not form the effect of air circulation convection current with the gas outlet, upper end, to advance oxygen insufficient in the base burning district like this, and the fire in a stove before fuel is added is just not prosperous naturally, and not only aerogenesis is few and slow, and at all can't the hard bavin of combustion-supporting big bavin, it is in small, broken bits as stalk and thin bavin such as the broken shell of other crops, leaf to burn.Such version has following shortcoming: the hard bavin of big bavin that can not burn increases user's difficulty of getting the raw materials ready, and body of heater is short burning time, inefficiency, and gas production is little, can't support two or more kitchen range gas simultaneously.
On the other hand, when the fuel in base burning district goes up in smoke and after loosening space occurring, because the fuel density in stage casing is big, very tight, when particularly fuel ratio is big, fuel can not fall and when the situation of unsettled burning occurring automatically, the stove of said structure will be died at once, kitchen range is flame-out, brought great trouble to the user, because in case unsettled burning will be blocked the gas rising, just in time the stove gas outlet of said structure is on the body of heater top, naturally just do not have fuel gas output, thereby the flame-out situation of dying can occur.
Again on the one hand, because in the transportation and combustion process of fuel gas, can produce a lot of tar and distilled water, and the gasification furnace of existing structure, tar pollution is serious, and along with being on the increase of tar and distilled water, can blocking pipe when serious, thereby influence the conveying of fuel gas, cause gasification furnace to use.
The utility model content
For solving the problems of the technologies described above, the utility model proposes a kind of biomass gasifying furnace, adopt the utility model, can burning big bavin hard bavin, get the raw materials ready easily, body of heater is long burning time, high efficiency, gas production is big, can support two or more kitchen range burning gas simultaneously, and the situation generation of dying flame-out when the unsettled burning in body of heater stage casing, can not occur, in addition, tar pollution of the present utility model is little, and utilize tar and distilled water, can be further the abundant hard bavin of combustion-supporting big bavin, more environment friendly and pollution-free.
The utility model is realized by adopting following technical proposals:
A kind of biomass gasifying furnace, comprise body of heater, body of heater is divided into the oxygen supply combustion zone of hypomere, the storing district three-stage structure of the conversion gas-producing area in stage casing and epimere, the grate below of body of heater has air inlet, air supply device communicates with air inlet by blast pipe, it is characterized in that: at the epimere of body of heater, stage casing and hypomere respectively have a gas outlet, the gas outlet of epimere is communicated with first air collecting pipe, the gas outlet in stage casing is communicated with second air collecting pipe, the gas outlet of hypomere is communicated with the backflow inclined tube, first air collecting pipe, second air collecting pipe and backflow inclined tube all are communicated with the air supply header of kitchen range, air supply device is communicated with the air supply header of kitchen range through the oxygen supply pipe, described backflow inclined tube and horizontal direction are the angle of 10 to 70 degree, and the gas outlet is provided with from low to high along the described backflow inclined tube of air supply header direction.
Described first air collecting pipe, second air collecting pipe and backflow inclined tube are steel pipe or ferrous pipe structure.
Described air supply header is communicated with gas manifold through the air feed inclined tube, gas manifold one end connects kitchen range, the other end connects described backflow inclined tube through the backflow vertical tube, described air feed inclined tube and horizontal direction are the angles of 10 to 30 degree, and air feed inclined tube and air supply header junction are provided with from high to low along the described air feed inclined tube of the direction of air feed inclined tube and gas manifold junction.
Be equipped with the mediation mouth on described first air collecting pipe, second air collecting pipe and the backflow inclined tube, mediation mouthful close first air collecting pipe, second air collecting pipe and backflow inclined tube and body of heater junction.
Described first air collecting pipe, second air collecting pipe and backflow inclined tube are communicated with air supply header by three-way pipeline, and the backflow vertical tube connects described backflow inclined tube through described three-way pipeline.
Be equipped with on-off valve on described blast pipe, oxygen supply pipe and the backflow vertical tube.
Described air supply device is an air blast.
Described three-way pipeline, backflow vertical tube, air supply header, gas manifold, oxygen supply pipe, blast pipe are the PPR pipe.
Described gas manifold is two, and each gas manifold end is connected with a kitchen range, and gas manifold is provided with burnt gas switch.
Compared with prior art, advantage of the present utility model shows:
1, because the utility model respectively has a gas outlet at epimere, stage casing and hypomere at body of heater, the gas outlet of epimere is communicated with first air collecting pipe, the gas outlet in stage casing is communicated with second air collecting pipe, the gas outlet of hypomere is communicated with the backflow inclined tube, air supply device is communicated with the air supply header of kitchen range by the oxygen supply pipe on the other hand on the one hand by blast pipe air intake in body of heater.
Such version, on the one hand, when the wind that is advanced by air supply device can't blow through the gas-producing area, stage casing that greater density fuel is housed, combustion gas also just can not be discharged by first air collecting pipe of epimere, at this moment, combustion gas will input to whole tubing from the backflow inclined tube of hypomere and second air collecting pipe in stage casing naturally, and the oxygen supply pipe of air supply device also is communicated with pipe-line system, has formed air (oxygen) convection current like this, that is to say, air has formed the circulation oxygen supply between body of heater and kitchen range pipeline, air blast quickens the circulation oxygen supply, and the oxygen supply of base burning district is more sufficient like this, the oxygen foot, the fire in a stove before fuel is added is just prosperous, naturally big bavin that just combustion volume is bigger easily and hard bavin make getting the raw materials ready of user lighter, and the time of burning, also just nature was longer than existing stove, high efficiency, gas production is big.
On the other hand, when the fuel after-flame of combustion zone, even the situation of unsettled burning occurs, blocking-up gas rises, can't discharge from the gas outlet of epimere, gas will be discharged along the gas outlet of the gas outlet in stage casing and hypomere so, enters the oxygen supply that circulates normally after the pipe-line system, and not only kitchen range is flame-out, and burning is better, if the words that fuel is strengthened firmly can burn away more than eight hours, no matter the fuel combustion of which section can both guarantee that gas burns for kitchen range from gas outlet output.
In addition, backflow inclined tube and horizontal direction are the angles of 10 to 70 degree, and the gas outlet is provided with from low to high along the described backflow inclined tube of air supply header direction, and air supply device is communicated with air supply header through the oxygen supply pipe.Such version, during use, combustion gas isolated tar and distilled water in transportation and combustion process just can be back to body of heater combustion zone internal combustion by the return line flow of inclination, play very big combustion-supporting effect, just can further fully burn the hard bavin of big bavin, make and get the raw materials ready easily, body of heater is long burning time, high efficiency, and gas production is big, can support the kitchen range burning more than 2 or 2 simultaneously, tar is back to burn once more in the body of heater and becomes gas, not only exempts from cleaning, and also more environmental protection is more energy-conservation.
2, because the utility model adopts first air collecting pipe, second air collecting pipe and backflow inclined tube to be steel pipe or ferrous pipe structure, when unsettled burning, temperature is high does not have influence to pipeline more yet; And three-way pipeline, backflow vertical tube, air supply header, gas manifold, oxygen supply pipe, blast pipe are the PPR pipe, and it is more firm that pipeline is connected, longer service life.
3, because the utility model adopts air supply header to be communicated with gas manifold through the air feed inclined tube, gas manifold one end connects kitchen range, the other end connects described backflow inclined tube through the backflow vertical tube, described air feed inclined tube and horizontal direction are the angles of 10 to 30 degree, and air feed inclined tube and air supply header junction are provided with from high to low along the described air feed inclined tube of the direction of air feed inclined tube and gas manifold junction.Such version, be convenient to make the tar in the air supply header to go into gas manifold along the following current of air feed inclined tube, again because gas manifold directly connects the backflow inclined tube by the backflow vertical tube, so just can make tar and distilled water in the steam line further, and the distilled water behind the fuel gas buring of kitchen range flows back to the backflow inclined tube by gas manifold, backflow vertical tube, flow into body of heater combustion zone internal combustion then, guaranteed that effectively whole pipe can be not blocked, tar and distilled water noresidue.
4, because the utility model is provided with the mediation mouth on air collecting pipe, the mediation mouth is near first air collecting pipe, second air collecting pipe and backflow inclined tube and body of heater junction.Like this, the fuel in body of heater takes place stops up the gas outlet, when perhaps tar stops up the situation of gas outlet, can open the mediation mouth easily, dredges with dredging tool, has guaranteed the normal operation of whole body of heater.
5, on blast pipe, oxygen supply pipe and backflow vertical tube, be equipped with on-off valve because the utility model adopts, so in use, be convenient to according to circumstances open or close at any time on-off valve.
Description of drawings
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments, wherein:
Fig. 1 is a structural representation of the present utility model
Fig. 2 is a plan structure schematic diagram among Fig. 1
Mark among the figure:
1, body of heater, 2, the oxygen supply combustion zone, 3, transform the gas-producing area, 4, the storing district, 5, blast pipe, 6, air supply device, 7, first air collecting pipe, 8, second air collecting pipe, 9, backflow inclined tube, 10, air supply header, 11, the oxygen supply pipe, 12, mediation mouthful, 13, three-way pipeline, 14, on-off valve, 15, ash hole, 16, the watertight sealing groove, 17, the air feed inclined tube, 18, gas manifold, 19, the backflow vertical tube, 20, burnt gas switch.
The specific embodiment
Embodiment 1
The utility model discloses a kind of biomass gasifying furnace, comprise body of heater 1, body of heater 1 is divided into the oxygen supply combustion zone 2 of hypomere, storing district 4 three-stage structures of the conversion gas-producing area 3 in stage casing and epimere, the grate below of body of heater 1 has air inlet, air supply device 6 communicates with air inlet by blast pipe 5, epimere at body of heater 1, stage casing and hypomere respectively have a gas outlet, the gas outlet of epimere is communicated with first air collecting pipe 7, the gas outlet in stage casing is communicated with second air collecting pipe 8, the gas outlet of hypomere is communicated with backflow inclined tube 9, first air collecting pipe 7, second air collecting pipe 8 and backflow inclined tube 9 all are communicated with the air supply header 10 of kitchen range, air supply device 6 is communicated with the air supply header 10 of kitchen range through oxygen supply pipe 11, described backflow inclined tube 9 is 10 to 70 angles of spending with horizontal direction, best angle is 40 to 45 degree, and the gas outlet is provided with from low to high along the described backflow inclined tube 9 of air supply header 10 directions.
Embodiment 2
As the utility model one better embodiment, with reference to Figure of description 1 and 2, on the basis of embodiment 1, described first air collecting pipe 7, second air collecting pipe 8 and backflow inclined tube 9 are steel pipe or ferrous pipe structure.Described air supply header 10 is communicated with gas manifold 18 through air feed inclined tube 17, gas manifold 18 1 ends connect kitchen range, the other end connects described backflow inclined tube 9 through backflow vertical tube 19, and described air feed inclined tube 17 is 10 to 30 angles of spending with horizontal direction, and best angle is 10 to 20 degree.And air feed inclined tube 17 is provided with along the direction described air feed inclined tube 17 of air feed inclined tube 17 with gas manifold 18 junctions from high to low with air supply header 10 junctions.Be equipped with mediation mouth 12 on described first air collecting pipe 7, second air collecting pipe 8 and the backflow inclined tube 9, mediation mouthful 12 close first air collecting pipes 7, second air collecting pipe 8 and backflow inclined tube 9 and body of heater 1 junction.Described first air collecting pipe 7, second air collecting pipe 8 and backflow inclined tube 9 are communicated with air supply header 10 by three-way pipeline 13, and backflow vertical tube 19 connects described backflow inclined tube 9 through described three-way pipeline 13.Be equipped with on-off valve 14 on described blast pipe 5, oxygen supply pipe 11 and the backflow vertical tube 19, so in use, be convenient to according to circumstances open or close at any time on-off valve 14.For example, when biomass gasifying furnace just takes fire, just close the on-off valve 14 on oxygen supply pipe 11 and the backflow vertical tube 19, open the on-off valve 14 on the blast pipe 5, after body of heater 1 work a little while, just open the on-off valve 14 of oxygen supply pipe 11, by the air blast oxygen supply, when tar and distilled water are many, just open the on-off valve 14 on the backflow vertical tube 19, tar and distilled water just flow into backflow inclined tubes 9 by backflow vertical tube 19, and further flow in the body of heater 1 burning once more, and when needs are closed body of heater 1, just can close the on-off valve 14 of blast pipe 5, prevent that effectively flue gas from entering and pollute the corrosion air blast.Described air supply device 6 is an air blast.Described three-way pipeline 13, backflow vertical tube 19, air supply header 10, gas manifold 18, oxygen supply pipe 11, blast pipe 5 are the PPR pipe.Described gas manifold 18 is two, and each gas manifold 18 end is connected with a kitchen range, and gas manifold 18 is provided with burnt gas switch 20.
Embodiment 3
The utility model is not limited to above-mentioned embodiment; description according to the foregoing description; those of ordinary skill in the art also can make some conspicuous changes; for example increase the number of air collecting pipe; only on one or two air collecting pipe mediation mouth 12 is set therein, increases the number of gas manifold 18, the number of increase kitchen range, the structure of change air supply device 6; replace air blast or a plurality of dismountable interfaces etc. are set on pipeline with other blower fans, but these changes all should fall within the protection domain of the utility model claim.

Claims (9)

1. biomass gasifying furnace, comprise body of heater (1), body of heater (1) is divided into the oxygen supply combustion zone (2) of hypomere, storing district (4) three-stage structure of the conversion gas-producing area (3) in stage casing and epimere, the grate below of body of heater (1) has air inlet, air supply device (6) communicates with air inlet by blast pipe (5), it is characterized in that: epimere in body of heater (1), stage casing and hypomere respectively have a gas outlet, the gas outlet of epimere is communicated with first air collecting pipe (7), the gas outlet in stage casing is communicated with second air collecting pipe (8), the gas outlet of hypomere is communicated with backflow inclined tube (9), first air collecting pipe (7), second air collecting pipe (8) and backflow inclined tube (9) all are communicated with the air supply header (10) of kitchen range, air supply device (6) is communicated with the air supply header (10) of kitchen range through oxygen supply pipe (11), described backflow inclined tube (9) is 10 to 70 angles of spending with horizontal direction, and the gas outlet is provided with from low to high along air supply header (10) the described backflow inclined tube of direction (9).
2. a kind of biomass gasifying furnace according to claim 1 is characterized in that: described first air collecting pipe (7), second air collecting pipe (8) and backflow inclined tube (9) are steel pipe or ferrous pipe structure.
3. a kind of biomass gasifying furnace according to claim 1, it is characterized in that: described air supply header (10) is communicated with gas manifold (18) through air feed inclined tube (17), gas manifold (18) one ends connect kitchen range, the other end connects described backflow inclined tube (9) through backflow vertical tube (19), described air feed inclined tube (17) is 10 to 30 angles of spending with horizontal direction, and air feed inclined tube (17) is provided with along the direction described air feed inclined tube (17) of air feed inclined tube (17) with gas manifold (18) junction from high to low with air supply header (10) junction.
4. according to claim 1 or 2 or 3 described a kind of biomass gasifying furnaces, it is characterized in that: be equipped with mediation mouthful (12) on described first air collecting pipe (7), second air collecting pipe (8) and the backflow inclined tube (9), mediation mouthful (12) is near first air collecting pipe (7), second air collecting pipe (8) and backflow inclined tube (9) and body of heater (1) junction.
5. a kind of biomass gasifying furnace according to claim 4, it is characterized in that: described first air collecting pipe (7), second air collecting pipe (8) and backflow inclined tube (9) are communicated with air supply header (10) by three-way pipeline (13), and backflow vertical tube (19) connects described backflow inclined tube (9) through described three-way pipeline (13).
6. a kind of biomass gasifying furnace according to claim 4 is characterized in that: be equipped with on-off valve (14) on described blast pipe (5), oxygen supply pipe (11) and the backflow vertical tube (19).
7. a kind of biomass gasifying furnace according to claim 1 is characterized in that: described air supply device (6) is an air blast.
8. a kind of biomass gasifying furnace according to claim 1 is characterized in that: described three-way pipeline (13), backflow vertical tube (19), air supply header (10), gas manifold (18), oxygen supply pipe (11), blast pipe (5) are the PPR pipe.
9. a kind of biomass gasifying furnace according to claim 3 is characterized in that: described gas manifold (18) is two, and each gas manifold (18) end is connected with a kitchen range, and gas manifold (18) is provided with burnt gas switch (20).
CN2009202433191U 2009-11-18 2009-11-18 Biomass gasifier Expired - Fee Related CN201522007U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2009202433191U CN201522007U (en) 2009-11-18 2009-11-18 Biomass gasifier

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CN201522007U true CN201522007U (en) 2010-07-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104845675A (en) * 2015-05-29 2015-08-19 李观德 Biomass gasification furnace with burning gun
CN106123330A (en) * 2016-07-07 2016-11-16 宁波中森生物质能源科技有限公司 A kind of biomass thermal wind furnace
CN108679839A (en) * 2018-03-23 2018-10-19 安徽谷王烘干机械有限公司 Biomass thermal wind furnace

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104845675A (en) * 2015-05-29 2015-08-19 李观德 Biomass gasification furnace with burning gun
CN106123330A (en) * 2016-07-07 2016-11-16 宁波中森生物质能源科技有限公司 A kind of biomass thermal wind furnace
CN108679839A (en) * 2018-03-23 2018-10-19 安徽谷王烘干机械有限公司 Biomass thermal wind furnace

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Owner name: SICHUAN CHENGHONG BIOFUEL TECHNOLOGY CO., LTD.

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Effective date: 20110413

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Free format text: CORRECT: ADDRESS; FROM: 611130 NO. 695, NANJIANG ROAD, WENJIANG DISTRICT, CHENGDU CITY, SICHUAN PROVINCE TO: 611800 NO. 12, YANHUA ROAD, DUJIANGYAN ECONOMIC DEVELOPMENT ZONE, SICHUAN

TR01 Transfer of patent right

Effective date of registration: 20110413

Address after: 611800 Sichuan Dujiangyan Economic Development Zone No. 12 Weir Road

Patentee after: Sichuan Province macro Bio Energy Technology Co., Ltd.

Address before: Nanjiang road in Wenjiang District of Chengdu City, Sichuan Province, No. 695 611130

Patentee before: Chengdu Tonglian Science and Technology Co., Ltd.

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100707

Termination date: 20121118