CN110359068B - 一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 - Google Patents
一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 Download PDFInfo
- Publication number
- CN110359068B CN110359068B CN201910725591.1A CN201910725591A CN110359068B CN 110359068 B CN110359068 B CN 110359068B CN 201910725591 A CN201910725591 A CN 201910725591A CN 110359068 B CN110359068 B CN 110359068B
- Authority
- CN
- China
- Prior art keywords
- molten salt
- metal material
- carbon
- preparing
- nano tube
- Prior art date
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 150000003839 salts Chemical class 0.000 title claims abstract description 63
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 46
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000007769 metal material Substances 0.000 title claims abstract description 34
- 238000002848 electrochemical method Methods 0.000 title claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 20
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 16
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 3
- 238000005868 electrolysis reaction Methods 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 239000001110 calcium chloride Substances 0.000 claims description 5
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 5
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(iii) oxide Chemical compound O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 claims description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 4
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium dioxide Chemical compound O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 claims description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- UPWOEMHINGJHOB-UHFFFAOYSA-N oxo(oxocobaltiooxy)cobalt Chemical compound O=[Co]O[Co]=O UPWOEMHINGJHOB-UHFFFAOYSA-N 0.000 claims description 4
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 4
- 239000002028 Biomass Substances 0.000 claims description 3
- 229910003481 amorphous carbon Inorganic materials 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 3
- 238000000197 pyrolysis Methods 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910002929 BaSnO3 Inorganic materials 0.000 claims description 2
- 229910004333 CaFe2O4 Inorganic materials 0.000 claims description 2
- 229910004774 CaSnO3 Inorganic materials 0.000 claims description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 2
- 229910005831 GeO3 Inorganic materials 0.000 claims description 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims description 2
- 229910004553 Na2Fe2 Inorganic materials 0.000 claims description 2
- 229910020212 Na2SnO3 Inorganic materials 0.000 claims description 2
- 229910001626 barium chloride Inorganic materials 0.000 claims description 2
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 claims description 2
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(II,III) oxide Inorganic materials [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 claims description 2
- QZQVBEXLDFYHSR-UHFFFAOYSA-N gallium(III) oxide Inorganic materials O=[Ga]O[Ga]=O QZQVBEXLDFYHSR-UHFFFAOYSA-N 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 2
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000001103 potassium chloride Substances 0.000 claims description 2
- 239000012429 reaction media Substances 0.000 claims description 2
- 229910000108 silver(I,III) oxide Inorganic materials 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 5
- 238000005272 metallurgy Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000003792 electrolyte Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000012300 argon atmosphere Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 238000004587 chromatography analysis Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 239000005431 greenhouse gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 230000003381 solubilizing effect Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910013618 LiCl—KCl Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/66—Electroplating: Baths therefor from melts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910725591.1A CN110359068B (zh) | 2019-08-07 | 2019-08-07 | 一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910725591.1A CN110359068B (zh) | 2019-08-07 | 2019-08-07 | 一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110359068A CN110359068A (zh) | 2019-10-22 |
CN110359068B true CN110359068B (zh) | 2021-03-16 |
Family
ID=68223295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910725591.1A Active CN110359068B (zh) | 2019-08-07 | 2019-08-07 | 一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110359068B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111155161B (zh) * | 2019-12-31 | 2021-06-15 | 新疆烯金石墨烯科技有限公司 | 石墨烯铝复合材料及其制备方法 |
CN111203226A (zh) * | 2020-01-17 | 2020-05-29 | 力行氢能科技股份有限公司 | 铁酸钙催化剂及其制备方法和用途 |
CN111575725B (zh) * | 2020-05-18 | 2021-08-03 | 中国华能集团清洁能源技术研究院有限公司 | 一种co2电化学转化制石墨烯的方法 |
US20230277977A1 (en) * | 2020-08-04 | 2023-09-07 | Toda Kogyo Corp. | Solid recovery material for carbon dioxide and method for producing same |
CN112725843B (zh) * | 2020-12-25 | 2022-06-03 | 武汉大学 | 碳包覆低熔点金属纳米材料的熔盐电化学制备方法 |
CN112921300A (zh) * | 2021-03-04 | 2021-06-08 | 沈阳大学 | 一种原位生成类金刚石膜前驱体的方法 |
CN113832473B (zh) * | 2021-09-10 | 2023-08-15 | 武汉大学 | 一种联产金属/碳复合材料和氢气的熔盐电化学方法 |
CN115874197A (zh) * | 2022-12-20 | 2023-03-31 | 东北石油大学 | 熔盐电解转化co2用阴极及其制备方法和应用 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201021274A (en) * | 2008-11-27 | 2010-06-01 | Univ Yuan Ze | Fabrication of carbon nanotubes reinforced semi-crystalline polymer composite bipolar plates for fuel cell |
GB2500611A (en) * | 2012-03-26 | 2013-10-02 | Cambridge Entpr Ltd | Powder comprising carbon nanostructures and method of preparation |
CN103911627B (zh) * | 2012-12-31 | 2017-03-01 | 国联汽车动力电池研究院有限责任公司 | 一种熔盐电解添加剂及其用于制备硅复合材料方法 |
CN103288072A (zh) * | 2013-05-24 | 2013-09-11 | 大连理工大学 | 铁填充碳纳米管的制备方法及反应装置 |
CN104085891B (zh) * | 2014-07-14 | 2016-06-08 | 武汉大学 | 一种熔盐活化活性炭制备高比电容碳粉的方法 |
CN105714322B (zh) * | 2014-12-04 | 2017-10-10 | 北京有色金属研究总院 | 一种碳化硅纳米管的电化学制备方法 |
CN105624722B (zh) * | 2016-01-05 | 2018-10-02 | 北京金吕能源科技有限公司 | 一种电解二氧化碳制备石墨烯或碳纳米管的方法 |
CN106381507B (zh) * | 2016-09-09 | 2018-10-09 | 武汉大学 | 一种用于熔融三元碳酸盐电解体系的惰性阳极 |
US20190067690A1 (en) * | 2017-07-26 | 2019-02-28 | Uwm Research Foundation, Inc. | Liquid metal-based compositions |
CN108011084A (zh) * | 2017-11-23 | 2018-05-08 | 武汉大学 | 一种硅/碳复合材料的熔盐电化学制备方法 |
CN108505071B (zh) * | 2018-04-09 | 2019-09-17 | 武汉大学 | 抗热烧结团聚及氧化的纳米铁及其制备方法 |
CN109950494B (zh) * | 2019-03-27 | 2022-03-29 | 重庆大学 | 一种熔盐电解制备硅碳复合材料的方法 |
-
2019
- 2019-08-07 CN CN201910725591.1A patent/CN110359068B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN110359068A (zh) | 2019-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110359068B (zh) | 一种基于熔盐电化学法制备碳纳米管包覆金属材料的方法 | |
Pan et al. | A green lead hydrometallurgical process based on a hydrogen-lead oxide fuel cell | |
Jiang et al. | Advancements and potentials of molten salt CO2 capture and electrochemical transformation (MSCC-ET) process | |
Jiao et al. | Novel metallurgical process for titanium production | |
CN105624722B (zh) | 一种电解二氧化碳制备石墨烯或碳纳米管的方法 | |
CN101597776B (zh) | 一种金属硫化物m1s的冶金方法 | |
CN107740143B (zh) | 一种具有铁酸锂保护膜的铁基惰性阳极及其制备方法、应用 | |
CN110923776A (zh) | 一种将co2转化为金属碳化物镀层及o2的熔盐电化学方法 | |
Xie et al. | Molten salt electrochemical production and in situ utilization of hydrogen for iron production | |
Ijije et al. | Electrochemical manufacturing of nanocarbons from carbon dioxide in molten alkali metal carbonate salts: roles of alkali metal cations | |
CN108505071B (zh) | 抗热烧结团聚及氧化的纳米铁及其制备方法 | |
CN113832473B (zh) | 一种联产金属/碳复合材料和氢气的熔盐电化学方法 | |
CN108360025B (zh) | 一种水溶液电解固态金属硫化物制备金属的方法 | |
CN106591891A (zh) | 一种将致密材料制备成纳米多孔材料的方法 | |
Wang et al. | Inert anode development for high-temperature molten salts | |
Tian et al. | The corrosion behavior of a Ni0. 91Cr0. 04Cu0. 05 anode for the electroreduction of Fe2O3 in molten NaOH | |
Guo et al. | The electrochemical reduction process of converting solid sulfides to liquid metals in molten salt: A case study of ZnS | |
CN102899689B (zh) | 一种环保型金属提炼方法 | |
WO2006037955A1 (en) | Electrochemical method, apparatus and carbon product | |
Han et al. | Electrochemical evolution of hydrogen on composite La–Ni–Al/Ni–S alloy film in water electrolysis | |
Yin et al. | Electrochemical valorization of carbon dioxide in molten salts | |
CN106435648A (zh) | 一种高温电解熔融钼精矿制备金属钼的方法 | |
CN113136585B (zh) | 一种原位合成碳化钨粉的方法 | |
CN111705336A (zh) | 从废旧锂电池中回收镍单质的方法 | |
Wu et al. | Preparation of vanadium powder and vanadium–titanium alloys by the electroreduction of V2O3 and TiO2 powders |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231103 Address after: Room 2203-016, Guoshou Building, No. 39-1 Longhua Road, Longhua District, Haikou City, Hainan Province, 570100 Patentee after: Hainan Pfik Technology Co.,Ltd. Address before: 430072 Hubei city of Wuhan province Wuchang Luojiashan Patentee before: WUHAN University |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240529 Address after: 510000 Guangzhou Tianhe District, Guangdong Province, China, No. 259 Huangpu Avenue Middle, First Floor Self Compiled 77 Patentee after: Guangzhou Junlu Technology Co.,Ltd. Country or region after: China Address before: Room 2203-016, Guoshou Building, No. 39-1 Longhua Road, Longhua District, Haikou City, Hainan Province, 570100 Patentee before: Hainan Pfik Technology Co.,Ltd. Country or region before: China |
|
TR01 | Transfer of patent right |