CN204314248U - Temperature programming adsorption and desorption system and reaction device thereof - Google Patents
Temperature programming adsorption and desorption system and reaction device thereof Download PDFInfo
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- CN204314248U CN204314248U CN201420779918.6U CN201420779918U CN204314248U CN 204314248 U CN204314248 U CN 204314248U CN 201420779918 U CN201420779918 U CN 201420779918U CN 204314248 U CN204314248 U CN 204314248U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 82
- 238000001179 sorption measurement Methods 0.000 title abstract description 8
- 238000003795 desorption Methods 0.000 title abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 239000000919 ceramic Substances 0.000 claims abstract description 20
- 239000003054 catalyst Substances 0.000 claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 229920000742 Cotton Polymers 0.000 claims abstract description 6
- 238000002336 sorption--desorption measurement Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 22
- 210000002268 wool Anatomy 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000003708 ampul Substances 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 62
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000011949 solid catalyst Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000006555 catalytic reaction Methods 0.000 description 5
- 238000011056 performance test Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 238000006557 surface reaction Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A temperature programmed adsorption and desorption system and a reaction device thereof are provided, the temperature programmed adsorption and desorption system comprises a reaction device, an analysis device and a recording device, the analysis device is respectively connected with the reaction device and the recording device, and the reaction device comprises: heating furnace; the first temperature rising and controlling instrument is connected with the heating furnace; a second temperature rising and controlling instrument; the reaction tube is placed in the heating furnace, a groove is formed in the inner wall of the reaction tube, a ceramic cotton layer is filled in the groove, a catalyst sample to be tested is placed in the reaction tube, a test gas inlet is formed in one end of the reaction tube, the other end of the reaction tube is connected with a gas chromatograph of a temperature programmed adsorption and desorption system, and the ceramic cotton layer is arranged at one end, close to the test gas inlet, of the catalyst sample to be tested; and the thermocouple is arranged in the middle of the catalyst sample to be measured and is connected with the second temperature rising and controlling instrument.
Description
Technical field
The utility model relates to a kind of pick-up unit, particularly a kind of temperature programme adsorption/desorption system and reaction unit thereof being mainly used in catalysis material and the performance test such as adsorption/desorption and surface reaction of catalyzer under temperature programme condition.
Background technology
Temperature programme adsorption/desorption device is mainly used in the performance tests such as adsorption/desorption under temperature programme condition of catalysis material and catalyzer and surface reaction, primarily of three parts compositions, is reactive system, analytic system and register system respectively.The major function of reactive system performs adsorption and desorption under temperature programme condition of catalysis material, catalyzer and Adsorption Phase, reaction medium and reaction, is the core of temperature programme adsorption/desorption device; Analytic system major function analyzes the composition of adsorption and desorption and reaction product, and primary clustering is the gas chromatograph being furnished with thermal conductivity cell detector; Register system carries out record to the real time temperature of reactor reaction, adsorption and desorption and the analysis result of analytic system.At present, temperature programme adsorption/desorption device price comparison that market is sold is expensive, and great majority are analyzed testing laboratory and possessed the gas chromatograph of thermal conductivity cell detector and the analytic system of chromatographic work station as temperature programme adsorption/desorption device and the condition of register system.Therefore, design that a kind of structure is simple, easy to operate and low-cost temperature programme adsorption/desorption reaction unit has important effect as the enhancing of reactive system to laboratory testing capability.
Utility model content
Technical problem to be solved in the utility model is the above-mentioned defect for prior art, there is provided a kind of structure simple, easy to operate and low-cost, be mainly used in temperature programme adsorption/desorption system and the reaction unit thereof of catalysis material and the performance test such as adsorption/desorption and surface reaction of catalyzer under temperature programme condition.
To achieve these goals, the utility model provides a kind of reaction unit for temperature programme adsorption/desorption system, wherein, comprising:
Heating furnace;
First intensification temperature controller, is connected with described heating furnace;
Second intensification temperature controller;
Reaction tube, be placed in described heating furnace, the inwall of described reaction tube is provided with groove, ceramic wool layer is filled with in described groove, catalyst sample to be measured is placed in described reaction tube, one end of described reaction tube is test gas entrance, and the other end of described reaction tube is connected with the gas chromatograph of temperature programme adsorption/desorption system, and described catalyst sample to be measured is provided with ceramic wool layer near described test gas entrance one end; And
Thermopair, is arranged in the middle of described catalyst sample to be measured, and is connected with described second intensification temperature controller.
Above-mentioned reaction unit, wherein, described reaction tube comprises:
Body, its inwall is provided with described groove, and the two ends of described body are respectively gas vent and gas access;
Nut, is connected with described gas vent and gas access respectively;
Gas vent web member, is connected with the described nut be connected on described gas vent;
Gas access web member, is connected with the described nut be connected on described gas access; And
Sealing gasket, is separately positioned on described nut and described gas vent web member and between described nut and described gas access web member.
Above-mentioned reaction unit, wherein, described body is quartz ampoule.
Above-mentioned reaction unit, wherein, described groove is the twice ring groove being positioned at described body middle position.
Above-mentioned reaction unit, wherein, the length of described body is 40cm, and the internal diameter of described body is 0.6cm.
Above-mentioned reaction unit, wherein, described nut, described gas vent web member and described gas access web member are stainless steel materials and parts or copper material part.
Above-mentioned reaction unit, wherein, described sealing gasket is silica gel or polytetrafluoroethylmaterial material part.
Above-mentioned reaction unit, wherein, the inboard wall of furnace body of described heating furnace is ceramic brick layer, and described ceramic brick layer is wound around resistance wire layer outward, and described resistance wire layer outer cladding heat-preservation cotton layer, the shell of described heating furnace is stainless steel materials and parts.
In order to realize above-mentioned purpose better, the utility model additionally provides a kind of temperature programme adsorption/desorption system, comprise reaction unit, analytical equipment and pen recorder, described analytical equipment is connected with described reaction unit and described pen recorder respectively, wherein, described reaction unit is above-mentioned reaction unit.
Above-mentioned temperature programme adsorption/desorption system, wherein, described analytical equipment comprises thermal conductivity cell detector and gas chromatograph, and described thermal conductivity cell detector is connected with described gas chromatograph, and described gas chromatograph is connected with described reaction unit by gas circuit.
Beneficial functional of the present utility model is:
Simple, the easy to operate and low price of the utility model structure, the gas chromatograph of the thermal conductivity cell detector possessed with laboratory and chromatographic work station configuration program intensification adsorption/desorption device, realize the sign performance test to catalyzer and catalysis material surface nature.A small amount of solid catalyst sample can be processed easily.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is the temperature programme adsorption/desorption system architecture schematic diagram of the utility model one embodiment;
Fig. 2 is the reaction unit structural representation of the utility model one embodiment;
Fig. 3 is the reaction tube structural representation of the utility model one embodiment.
Wherein, Reference numeral
1 first intensification temperature controller
2 thermopairs
3 bodies of heater
4 reaction tubes
5 nuts
6 sealing gaskets
7 gas vent web members
8 helium steel cylinders
9 flow stabilizing valves
10 six-way valves
11 spinner-type flowmeters
12 heating furnaces
13 argon gas steel cylinders
14 T-valve
15 gas chromatographs
16 chromatograph workstations
17 second intensification temperature controllers
18 grooves
19 gas accesses
20 gas vents
21 gas access web members
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and principle of work are described in detail:
See the temperature programme adsorption/desorption system architecture schematic diagram that Fig. 1, Fig. 1 are the utility model one embodiment.Temperature programme adsorption/desorption system of the present utility model, comprise reaction unit, analytical equipment and pen recorder, described analytical equipment is connected with described reaction unit and described pen recorder respectively, wherein, described analytical equipment comprises thermal conductivity cell detector and gas chromatograph 15, described thermal conductivity cell detector is connected with described gas chromatograph 15, and described gas chromatograph 15 is connected with described reaction unit by gas circuit.In the present embodiment, the reaction unit of this temperature programme adsorption/desorption system is connected with an argon gas steel cylinder 13 and/or helium steel cylinder 8 by pipeline, pipeline is provided with flow stabilizing valve 9, spinner-type flowmeter 11, six-way valve 10, T-valve 14 etc., wherein analytical equipment is preferably furnished with the gas chromatograph 15 of thermal conductivity cell detector, and pen recorder is preferably chromatograph workstation 16.Because the structure of other ingredients of this temperature programme adsorption/desorption system, mutual alignment relation and annexation and principle of work etc. are more ripe prior art, therefore do not repeat them here, only reaction unit of the present utility model is described in detail below.
See the reaction unit structural representation that Fig. 2, Fig. 2 are the utility model one embodiment.Reaction unit for temperature programme adsorption/desorption system of the present utility model, comprising:
Heating furnace 12;
First intensification temperature controller 1, is connected with described heating furnace 12, and the temperature that this heating furnace 12 can reach is up to 1500 DEG C, and its temperature is controlled by the first intensification temperature controller 1, and the programming rate of heating furnace 12 is 5 DEG C of min
-1~ 25 DEG C of min
-1;
Second intensification temperature controller 17;
Reaction tube 4, be placed in the body of heater 3 of described heating furnace 12, the inwall of described reaction tube 4 is provided with groove 18, ceramic wool layer is filled with in described groove 18, catalyst sample to be measured is placed in described reaction tube 4, this catalyst sample to be measured is solid catalyst sample and is 60 order ~ 80 object particles, its quality is 50mg ~ 100mg, one end of described reaction tube 4 is test gas entrance, the other end of described reaction tube 4 is connected with the gas chromatograph 15 of temperature programme adsorption/desorption system, described catalyst sample to be measured is provided with ceramic wool layer near described test gas entrance 19 one end, and
Thermopair 2, is arranged in the middle of described catalyst sample to be measured, and is connected with described second intensification temperature controller 17.
See the reaction tube structural representation that Fig. 3, Fig. 3 are the utility model one embodiment.In the present embodiment, described reaction tube 4 comprises:
Body, its inwall is provided with described groove 18, and the two ends of described body are respectively gas vent 20 and gas access 19;
Nut 5, is connected with described gas vent 20 and gas access 19 respectively;
Gas vent web member 7, is connected with the described nut 5 be connected on described gas vent 20;
Gas access web member 21, is connected with the described nut 5 be connected on described gas access 19; And
Sealing gasket 6, is separately positioned on described nut 5 and described gas vent web member 7 and between described nut 5 and described gas access web member 21.
Wherein, described body is preferably quartz ampoule.Described groove 18 is preferably positioned at the twice ring groove of described body middle position.The length of described body is preferably 40cm, and the internal diameter of described body is preferably 0.6cm.
In the present embodiment, described nut 5, described gas vent web member 7 and described gas access web member 21 are preferably stainless steel materials and parts or copper material part.Described sealing gasket 6 is preferably silica gel or polytetrafluoroethylmaterial material part.
In the present embodiment, the inboard wall of furnace body of described heating furnace 12 is preferably ceramic brick layer, and described ceramic brick layer is wound around resistance wire layer outward, and described resistance wire layer outer cladding heat-preservation cotton layer, the shell of described heating furnace 12 is stainless steel materials and parts.
Application of the present utility model is illustrated below with two examples:
Embodiment 1
Ammonia temperature programme adsorption/desorption reacts.Groove 18 place in reaction tube 4 (having the crystal reaction tube 4 of two place's grooves 18 preferably) is packed into the ceramic wool of certain volume, take the solid catalyst (60 order ~ 80 order) of 50mg ~ 100mg (such as 50mg), load in reaction tube 4, a small amount of ceramic wool is packed on the left of catalyst sample, reaction tube 4 is put into the body of heater 3 of heating furnace 12, the material of heating furnace 12 inside is Ceramic Tiles, Ceramic Tiles outer felt is around resistance wire, resistance wire outer felt is around heat-preservation cotton, shell is stainless steel, maximum temperature is 1500 DEG C, temperature is controlled by the first intensification controller, programming rate is 5 DEG C of min
-1~ 25 DEG C of min
-1, thermopair 2 is positioned at the centre position of catalyst sample, be stainless steel or copper nut 5 and gas vent web member 7 by two ends material, gas access web member 21, material is that the sealing gasket 6 of silica gel or teflon is connected with reaction tube 4, gas access 19 on the left of reaction tube 4 is connected with source of the gas (such as helium steel cylinder 8 and/or argon gas steel cylinder 13) by pipeline, right side is connected with gas chromatograph 15 gas circuit being equipped with thermal conductivity cell detector, test according to temperature programme adsorption/desorption operation steps, symbolize the acid properties on solid catalyst or catalyst material surface.
Embodiment 2
Carbon dioxide temperature programme adsorption/desorption reacts.The ceramic wool of certain volume is filled at reaction tube 4 further groove 18 place, take the solid catalyst (60 order ~ 80 order) of 50mg, load in reaction tube 4, a small amount of ceramic wool is filled on the left of catalyst sample, reaction tube 4 is put into body of heater gather, thermopair 2 is positioned at the centre position of catalyst sample, by two ends nut 5, sealing gasket 6 and gas vent web member 7, gas access web member 21 is connected with reaction tube 4, gas access 19 on the left of reaction tube 4 is connected with source of the gas by pipeline, right side is connected with gas chromatograph 15 gas circuit being equipped with thermal conductivity cell detector, test according to temperature programme adsorption/desorption operation steps, symbolize the alkaline nature on solid catalyst or catalyst material surface.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
Claims (10)
1. for a reaction unit for temperature programme adsorption/desorption system, it is characterized in that, comprising:
Heating furnace;
First intensification temperature controller, is connected with described heating furnace;
Second intensification temperature controller;
Reaction tube, be placed in described heating furnace, the inwall of described reaction tube is provided with groove, ceramic wool layer is filled with in described groove, catalyst sample to be measured is placed in described reaction tube, one end of described reaction tube is test gas entrance, and the other end of described reaction tube is connected with the gas chromatograph of temperature programme adsorption/desorption system, and described catalyst sample to be measured is provided with ceramic wool layer near described test gas entrance one end; And
Thermopair, is arranged in the middle of described catalyst sample to be measured, and is connected with described second intensification temperature controller.
2. reaction unit as claimed in claim 1, it is characterized in that, described reaction tube comprises:
Body, its inwall is provided with described groove, and the two ends of described body are respectively gas vent and gas access;
Nut, is connected with described gas vent and gas access respectively;
Gas vent web member, is connected with the described nut be connected on described gas vent;
Gas access web member, is connected with the described nut be connected on described gas access; And
Sealing gasket, is separately positioned on described nut and described gas vent web member and between described nut and described gas access web member.
3. reaction unit as claimed in claim 2, it is characterized in that, described body is quartz ampoule.
4. reaction unit as claimed in claim 2 or claim 3, it is characterized in that, described groove is the twice ring groove being positioned at described body middle position.
5. reaction unit as claimed in claim 2 or claim 3, it is characterized in that, the length of described body is 40cm, and the internal diameter of described body is 0.6cm.
6. reaction unit as claimed in claim 2 or claim 3, it is characterized in that, described nut, described gas vent web member and described gas access web member are stainless steel materials and parts or copper material part.
7. reaction unit as claimed in claim 2 or claim 3, it is characterized in that, described sealing gasket is silica gel or polytetrafluoroethylmaterial material part.
8. the reaction unit as described in claim 1,2 or 3, it is characterized in that, the inboard wall of furnace body of described heating furnace is ceramic brick layer, and described ceramic brick layer is wound around resistance wire layer outward, described resistance wire layer outer cladding heat-preservation cotton layer, the shell of described heating furnace is stainless steel materials and parts.
9. a temperature programme adsorption/desorption system, comprise reaction unit, analytical equipment and pen recorder, described analytical equipment is connected with described reaction unit and described pen recorder respectively, it is characterized in that, described reaction unit is the reaction unit in the claims 1-8 described in any one.
10. temperature programme adsorption/desorption system as claimed in claim 9, it is characterized in that, described analytical equipment comprises thermal conductivity cell detector and gas chromatograph, and described thermal conductivity cell detector is connected with described gas chromatograph, and described gas chromatograph is connected with described reaction unit by gas circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779918.6U CN204314248U (en) | 2014-12-10 | 2014-12-10 | Temperature programming adsorption and desorption system and reaction device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779918.6U CN204314248U (en) | 2014-12-10 | 2014-12-10 | Temperature programming adsorption and desorption system and reaction device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204314248U true CN204314248U (en) | 2015-05-06 |
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| CN201420779918.6U Expired - Fee Related CN204314248U (en) | 2014-12-10 | 2014-12-10 | Temperature programming adsorption and desorption system and reaction device thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067752A (en) * | 2015-07-24 | 2015-11-18 | 中国科学院重庆绿色智能技术研究院 | Program heating analysis equipment and method for testing property of its catalyst |
| CN106383165A (en) * | 2016-12-07 | 2017-02-08 | 邯郸学院 | Method for continuously measuring reaction speed of carbon-containing solid substances such as coal |
| CN106770452A (en) * | 2017-01-26 | 2017-05-31 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that utilization thermal analysis system evaluates catalyst |
| CN106841294A (en) * | 2017-01-26 | 2017-06-13 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that catalytic performance is evaluated in differential thermal analysis |
| CN106841295A (en) * | 2017-01-27 | 2017-06-13 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that utilization differential scanning calorimetry evaluates catalyst |
| CN112798358A (en) * | 2020-11-27 | 2021-05-14 | 华北电力科学研究院有限责任公司 | Material thermal volatilization gas sampling device for laboratory |
-
2014
- 2014-12-10 CN CN201420779918.6U patent/CN204314248U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067752A (en) * | 2015-07-24 | 2015-11-18 | 中国科学院重庆绿色智能技术研究院 | Program heating analysis equipment and method for testing property of its catalyst |
| CN106383165A (en) * | 2016-12-07 | 2017-02-08 | 邯郸学院 | Method for continuously measuring reaction speed of carbon-containing solid substances such as coal |
| CN106770452A (en) * | 2017-01-26 | 2017-05-31 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that utilization thermal analysis system evaluates catalyst |
| CN106841294A (en) * | 2017-01-26 | 2017-06-13 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that catalytic performance is evaluated in differential thermal analysis |
| CN106841294B (en) * | 2017-01-26 | 2019-05-28 | 王宏铭 | A kind of method of differential thermal analysis evaluation catalytic performance |
| CN106770452B (en) * | 2017-01-26 | 2019-05-28 | 王宏铭 | A method of catalyst is evaluated using thermal analysis system |
| CN106841295A (en) * | 2017-01-27 | 2017-06-13 | 芜湖市纽泰知识产权信息咨询有限公司 | A kind of method that utilization differential scanning calorimetry evaluates catalyst |
| CN106841295B (en) * | 2017-01-27 | 2019-05-28 | 王宏铭 | A method of catalyst is evaluated using differential scanning calorimetry |
| CN112798358A (en) * | 2020-11-27 | 2021-05-14 | 华北电力科学研究院有限责任公司 | Material thermal volatilization gas sampling device for laboratory |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 |