CN203515865U - Liquefied natural gas vehicle gas supply device and liquefied natural gas vehicle - Google Patents
Liquefied natural gas vehicle gas supply device and liquefied natural gas vehicle Download PDFInfo
- Publication number
- CN203515865U CN203515865U CN201320635577.0U CN201320635577U CN203515865U CN 203515865 U CN203515865 U CN 203515865U CN 201320635577 U CN201320635577 U CN 201320635577U CN 203515865 U CN203515865 U CN 203515865U
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- China
- Prior art keywords
- natural gas
- liquefied natural
- vehicle
- gas
- communicated
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000003949 liquefied natural gas Substances 0.000 title claims abstract description 143
- 239000007789 gas Substances 0.000 title claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 239000006200 vaporizer Substances 0.000 claims abstract description 21
- 239000003915 liquefied petroleum gas Substances 0.000 claims description 14
- 239000000567 combustion gas Substances 0.000 claims description 7
- 238000002309 gasification Methods 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 40
- 239000003345 natural gas Substances 0.000 abstract description 20
- 239000000446 fuel Substances 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 230000008016 vaporization Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000002045 lasting effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a liquefied natural gas vehicle gas supply device and a liquefied natural gas vehicle. The device comprises a liquefied natural gas cylinder, a liquid outlet valve, a vaporizer and a buffer tank, wherein the liquefied natural gas cylinder is arranged on a vehicle body and used for storing liquefied natural gas; the liquid outlet valve is communicated with the liquefied natural gas cylinder and used for controlling the flowing of the liquefied natural gas; the vaporizer is communicated with the liquid outlet valve and used for vaporizing the liquefied natural gas flown out from the liquid outlet valve; the air inlet end of the buffer tank is communicated with the vaporizer, and the air outlet end of the buffer tank is communicated with a liquefied natural gas engine, and the buffer tank is used for adjusting the pressure of the natural gas after being vaporized. The device can be applied to the liquefied natural gas vehicle, is simple in structure and smaller in size, safely and reliably provides clean fuel for the liquefied natural gas engine, and creates advantages for wide use of the liquefied natural gas vehicle; the liquefied natural gas vehicle can effectively save the fuel cost, reduces the environmental pollution; moreover, the continuous driving mileage is obviously increased, and the device can be applied to long-distance driving.
Description
Technical field
The utility model relates to new-energy automobile technical field, particularly relates to a kind of liquefied natural gas vehicle gas feeder and liquid petroleum gas vehicle.
Background technique
Traditional compressed natural gas car air feeder by several compressed natural gas bottle delivery compressed natural gas, after overcurrent protection, high pressure filtering and decompression, enters compressed natural gas engine combustion conventionally.For guaranteeing certain continual mileage, vehicle must be installed a lot of bulky compressed natural gas bottles.Compressed natural gas car gas feeder shown in Figure 1, the compressed natural gas in compressed natural gas bottle 11 flows into the 16 income burnings of compressed natural gas motor through the barometer 21 on overcurrent protective device 22, the first control panel 13, high-pressure ball valve 20, high pressure secondary filter 19, high-pressure solenoid valve 18 and high-pressure pressure-reducing valve 17.Wherein, gas-filled switching tube 15, gas charging valve 14 and one-way valve 12 are for inflating to compressed natural gas bottle 11.
Owing to continuing the restriction of distance travelled, the using scope of compressed natural gas vehicle is extremely restricted, and can only use in the intensive locations of gas station such as city bus vehicles.
Development along with LNG Liquefied natural gas new energy technology, vehicle uses LNG Liquefied natural gas motor to have small volume, continue the advantage that distance travelled is long, the lasting distance travelled of liquefied natural gas vehicle of same volume can reach about 3 times of the lasting distance travelled of compressed natural gas car, substantially reaches the level of fuel engine.
But, in prior art, there is no liquefied natural gas vehicle gas feeder.Therefore, wish a kind of liquefied natural gas vehicle gas feeder and provide fuel for LNG Liquefied natural gas motor.
Model utility content
The purpose of this utility model is to provide a kind of liquefied natural gas vehicle gas feeder, for LNG Liquefied natural gas motor provides fuel.
For achieving the above object, the utility model provides a kind of liquefied natural gas vehicle gas feeder, comprising: liquefied natural gas bottle, and it is arranged on car body, for storing LNG Liquefied natural gas; Liquid valve, it is communicated with described liquefied natural gas bottle, for controlling the outflow of LNG Liquefied natural gas; Vaporizer, it is communicated with described liquid valve, for the LNG Liquefied natural gas flowing out from described liquid valve is gasified; And knock out drum, its inlet end is communicated with described vaporizer, and outlet side is communicated with LNG Liquefied natural gas motor, for regulating the pressure of the rear rock gas of gasification.
Selection of land, is provided with combustion gas filter cleaner between described knock out drum and LNG Liquefied natural gas motor.
Selection of land, described vaporizer utilization is from the cooling water of the LNG Liquefied natural gas motor described LNG Liquefied natural gas that gasifies.
Selection of land, has safety valve on described liquefied natural gas bottle, and described safety valve is communicated with the suction port of steam outlet pipe, and the air outlet of described steam outlet pipe is positioned at the roof of liquefied natural gas vehicle.
Selection of land, has atmospheric valve on described liquefied natural gas bottle, and described atmospheric valve is connected with the suction port of blow-down pipe, and the air outlet of described blow-down pipe is communicated with atmosphere.
Selection of land, described gas feeder further comprises control panel, on described control panel, has barometer, described barometer is for the pressure of rock gas after showing storage pressure and regulating gasification.
Selection of land, has aerating seat on described control panel, described liquefied natural gas bottle is communicated with aerating seat by pipeline.
Selection of land, has return-air seat on described control panel, described liquefied natural gas bottle is communicated with return-air seat by pipeline, between described return-air seat and liquefied natural gas bottle, has return-air valve.
The utility model also provides a kind of liquid petroleum gas vehicle, and described liquid petroleum gas vehicle comprises above-mentioned liquefied natural gas vehicle gas feeder.
Preferably, described liquefied natural gas vehicle is commercial passenger vehicle.
Said apparatus can be applicable on liquid petroleum gas vehicle, safe and reliable for LNG Liquefied natural gas motor provides clean fuel, for being widely used of liquid petroleum gas vehicle creates favorable conditions.Liquid petroleum gas vehicle is fuel saving cost effectively, reduces environmental pollution, and the compressed natural gas vehicle identical with fuel space compare, and its lasting distance travelled significantly improves, and can be applicable to long-distance running.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of compressed natural gas car gas feeder of the prior art.
Fig. 2 is according to the schematic diagram of the utility model one embodiment's liquefied natural gas car gas feeder.
Fig. 3 is the partial schematic diagram of the control panel in the gas feeder of liquefied natural gas vehicle shown in Fig. 2.
Fig. 4 is the workflow block diagram of the car of liquefied natural gas shown in Fig. 2 gas feeder.
Reference character:
| 11 | Compressed |
28 | |
| 12 | One- |
29 | Combustion |
| 13 | The |
30 | Engine |
| 14 | |
31 | LNG Liquefied |
| 15 | Gas-filled |
32 | Vaporizer hot- |
| 16 | Compressed |
33 | |
| 17 | High-pressure pressure-reducing |
341 | The |
| 18 | High- |
342 | The |
| 19 | High pressure secondary filter | 35 | The |
| 20 | High- |
36 | Aerating |
| 21 | |
37 | Muffler |
| 22 | Overcurrent |
38 | Return- |
| 23 | |
39 | |
| 24 | Topping up |
40 | Blow- |
| 25 | Liquid valve | 41 | |
| 26 | Liquefied |
42 | Return- |
| 27 | Knock out drum | ? | ? |
Embodiment
For object, technological scheme and advantage that the utility model is implemented are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, rather than whole embodiments.Below by the embodiment who is described with reference to the drawings, be exemplary, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as the restriction to the utility model protection domain.
Fig. 2 is according to the schematic diagram of the utility model one embodiment's liquefied natural gas car gas feeder.Fig. 3 is the partial schematic diagram of the control panel in the gas feeder of liquefied natural gas vehicle shown in Fig. 2.Fig. 4 is the FB(flow block) of the car of liquefied natural gas shown in Fig. 2 gas feeder.
The gas feeder of liquefied natural gas vehicle shown in Fig. 2 comprises: liquefied natural gas bottle 26, liquid valve 25, vaporizer 33, knock out drum 27, combustion gas filter cleaner 29 and the second control panel 35.
Liquefied natural gas bottle 26 is arranged on car body, for storing LNG Liquefied natural gas.
Advantageously, have safety valve 41 on liquefied natural gas bottle 26, safety valve 41 is communicated with the suction port of steam outlet pipe 23, and the air outlet of steam outlet pipe 23 is positioned at the roof of liquefied natural gas vehicle.When the pressure in liquefied natural gas bottle 26 surpasses setting threshold, safety valve 41 is opened, and by steam outlet pipe 23, to aerial exhaust, guarantees the safety of liquefied natural gas vehicle gas feeder and periphery personnel, equipment.
Advantageously, further have atmospheric valve 39 on liquefied natural gas bottle 26, atmospheric valve 39 is connected with the suction port of blow-down pipe 40, and the air outlet of blow-down pipe 40 is communicated with atmosphere.Atmospheric valve 39, for discharge the rock gas of liquefied natural gas bottle 26 under the state of emergency, guarantees the safety of passenger on passenger vehicle.In addition, when vehicle lays up for a long time, the rock gas that also can utilize atmospheric valve 39 to discharge in liquefied natural gas bottle 26, avoids causing potential safety hazard.
One end of liquid valve 25 is communicated with liquefied natural gas bottle 26, and the other end is communicated with vaporizer 33 by pipeline, and when liquid valve 26 is opened, LNG Liquefied natural gas flows into vaporizer 33 by pipeline.
Vaporizer 33 is for a liquefied natural gas gasifying flowing out from liquefied natural gas bottle 26.
Advantageously, vaporizer 33 utilizes cooling water in LNG Liquefied natural gas motor 31 LNG Liquefied natural gas that gasifies.Referring to Fig. 2, after the heat distributing in cooling water absorption engine operation process, by pipeline, enter the water intake of gasified hot-water pipeline in vaporizer 33, LNG Liquefied natural gas in vaporizer 33 absorbs the heat of the cooling water in motor when gasification, make after the cooling water in motor to flow out from the water outlet of the gasified hot-water pipeline of vaporizer 33, by pipeline, get back to LNG Liquefied natural gas motor 31 it is recycled.
Knock out drum 27 its inlet ends are communicated with vaporizer 33, and outlet side is communicated with combustion gas filter cleaner 29.Gas pressure after the adjustable gasification of knock out drum 27, guarantees to enter in LNG Liquefied natural gas motor 31 gaseous-pressure stable.
Advantageously, between knock out drum 27 and vaporizer 33, be provided with pressure regulator valve 28, the gas pressure that can assist knock out drum 27 to regulate after gasification.
Combustion gas filter cleaner 29, between knock out drum 27 and LNG Liquefied natural gas motor 31, burns for liquefaction natural gas engine 31 after the impurity in elimination combustion gas.
Referring to Fig. 3, on the second control panel 35, there is the first barometer 341 and the second barometer 342, wherein, the first barometer 341 shows the air pressure of liquefied natural gas bottle 26, the pressure regulation pressure of the second barometer 342 display buffer tanks 27.Driver can monitor the air pressure situation in gas feeder in real time, finds in time the abnormal of air supply system, the generation of effectively minimizing accident.
Refer again to Fig. 3, on the second control panel 35, further have aerating seat 36, liquefied natural gas bottle 26 is communicated with aerating seat 36 by topping up pipe 24.
Referring to the workflow block diagram of Fig. 4 liquefied natural gas car gas feeder, when liquefied natural gas bottle 26 needs postcombustion, the aerating seat 36 on the second control panel 35 is communicated with liquid filling station, is liquefied natural gas bottle 26 postcombustions.
Referring to Fig. 3, on the second control panel 35, further there is return-air seat 42, described liquefied natural gas bottle 26 is communicated with return-air seat 42 by muffler 37.
When liquid feeding, return-air seat 42 is communicated with liquid filling station, gas in liquefied natural gas bottle 26 is entered to the gas concentration unit of liquid filling station, reduces the air pressure in liquefied natural gas bottle 26, avoid because of the excessive liquid feeding causing of air pressure in liquefied natural gas bottle 26 slowly or cannot liquid feeding.In addition, without gas concentration unit in the situation that, during liquid feeding, the gas in liquefied natural gas bottle 26 also can directly enter atmosphere by return-air seat 42.Between return-air seat 42 and liquefied natural gas bottle 26, there is return-air valve 38(referring to Fig. 4), for controlling the discharge of liquefied natural gas bottle 26 gases.
Above-mentioned liquefied natural gas vehicle gas feeder is simple in structure, and reliability is high, and small volume.The lasting distance travelled length of LNG Liquefied natural gas of same volume is 3 times of compressed natural gas, substantially reaches the level of fuel engine, can be applicable to long-distance running.
Said apparatus can be applicable on liquid petroleum gas vehicle, safe and reliable for LNG Liquefied natural gas motor provides clean fuel, for being widely used of liquid petroleum gas vehicle creates favorable conditions.Use effectively fuel saving cost of liquid petroleum gas vehicle, the discharge that reduction can suck pollution thing greatly.And compare with compressed natural gas vehicle, the lasting distance travelled of liquid petroleum gas vehicle significantly improves, and substantially reaches the level of fuel vehicle, and the using scope of new-energy automobile is expanded, and can be applicable to highway passenger transportation and tourist market etc.
Finally it is to be noted: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit.Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technological scheme that still can record aforementioned each embodiment is modified, or part technical characteristics is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (10)
1. a liquefied natural gas vehicle gas feeder, is characterized in that, comprising:
Liquefied natural gas bottle, it is arranged on car body, for storing LNG Liquefied natural gas;
Liquid valve, it is communicated with described liquefied natural gas bottle, for controlling the outflow of LNG Liquefied natural gas;
Vaporizer, it is communicated with described liquid valve, for the LNG Liquefied natural gas flowing out from described liquid valve is gasified; And
Knock out drum, its inlet end is communicated with described vaporizer, and outlet side is communicated with LNG Liquefied natural gas motor, for regulating the pressure of the rear rock gas of gasification.
2. liquefied natural gas vehicle gas feeder as claimed in claim 1, is characterized in that, between described knock out drum and LNG Liquefied natural gas motor, is provided with combustion gas filter cleaner.
3. liquefied natural gas vehicle gas feeder as claimed in claim 1, is characterized in that, described vaporizer utilization is from the cooling water of the LNG Liquefied natural gas motor described LNG Liquefied natural gas that gasifies.
4. the liquefied natural gas vehicle gas feeder as described in any one in claim 1-3, it is characterized in that, on described liquefied natural gas bottle, have safety valve, described safety valve is communicated with the suction port of steam outlet pipe, and the air outlet of described steam outlet pipe is positioned at the roof of liquefied natural gas vehicle.
5. liquefied natural gas vehicle gas feeder as claimed in claim 4, is characterized in that, on described liquefied natural gas bottle, has atmospheric valve, and described atmospheric valve is connected with the suction port of blow-down pipe, and the air outlet of described blow-down pipe is communicated with atmosphere.
6. the liquefied natural gas vehicle gas feeder as described in any one in claim 1-3, it is characterized in that, described gas feeder further comprises control panel, on described control panel, has barometer, and described barometer is for the pressure of rock gas after showing storage pressure and regulating gasification.
7. liquefied natural gas vehicle gas feeder as claimed in claim 6, is characterized in that, has aerating seat on described control panel, and described liquefied natural gas bottle is communicated with aerating seat by pipeline.
8. liquefied natural gas vehicle gas feeder as claimed in claim 6, is characterized in that, has return-air seat on described control panel, and described liquefied natural gas bottle is communicated with return-air seat by pipeline, between described return-air seat and liquefied natural gas bottle, has return-air valve.
9. a liquid petroleum gas vehicle, is characterized in that, described liquid petroleum gas vehicle comprises the liquefied natural gas vehicle gas feeder described in any one in claim 1-8.
10. liquid petroleum gas vehicle as claimed in claim 9, is characterized in that, described liquefied natural gas vehicle is commercial passenger vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320635577.0U CN203515865U (en) | 2013-10-15 | 2013-10-15 | Liquefied natural gas vehicle gas supply device and liquefied natural gas vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320635577.0U CN203515865U (en) | 2013-10-15 | 2013-10-15 | Liquefied natural gas vehicle gas supply device and liquefied natural gas vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203515865U true CN203515865U (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320635577.0U Expired - Lifetime CN203515865U (en) | 2013-10-15 | 2013-10-15 | Liquefied natural gas vehicle gas supply device and liquefied natural gas vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203515865U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879893A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
| CN103879894A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
| CN104863755A (en) * | 2014-10-27 | 2015-08-26 | 北汽福田汽车股份有限公司 | Liquefied natural gas vaporization system and automobile |
| CN104890503A (en) * | 2015-06-09 | 2015-09-09 | 杭叉集团股份有限公司 | CNG gas storage system for forklift |
| CN106988866A (en) * | 2017-05-16 | 2017-07-28 | 宋惜元 | A kind of new automobile aerator |
-
2013
- 2013-10-15 CN CN201320635577.0U patent/CN203515865U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879893A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
| CN103879894A (en) * | 2014-04-10 | 2014-06-25 | 徐州重型机械有限公司 | Crane and engine system thereof |
| CN103879893B (en) * | 2014-04-10 | 2016-01-20 | 徐州重型机械有限公司 | A kind of hoisting crane and engine system thereof |
| CN103879894B (en) * | 2014-04-10 | 2016-02-24 | 徐州重型机械有限公司 | A kind of hoisting crane and engine system thereof |
| CN104863755A (en) * | 2014-10-27 | 2015-08-26 | 北汽福田汽车股份有限公司 | Liquefied natural gas vaporization system and automobile |
| CN104890503A (en) * | 2015-06-09 | 2015-09-09 | 杭叉集团股份有限公司 | CNG gas storage system for forklift |
| CN106988866A (en) * | 2017-05-16 | 2017-07-28 | 宋惜元 | A kind of new automobile aerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220916 Address after: 102206 No. 15, Shayang Road, Shahe Town, Changping District, Beijing Patentee after: Beijing Foton Ouhui New Energy Vehicle Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
|
| CX01 | Expiry of patent term |