CN104070172A - 一种球形铬粉的制备方法 - Google Patents
一种球形铬粉的制备方法 Download PDFInfo
- Publication number
- CN104070172A CN104070172A CN201410280629.6A CN201410280629A CN104070172A CN 104070172 A CN104070172 A CN 104070172A CN 201410280629 A CN201410280629 A CN 201410280629A CN 104070172 A CN104070172 A CN 104070172A
- Authority
- CN
- China
- Prior art keywords
- powder
- gas
- chromium
- chromium powder
- plasma torch
- 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.)
- Granted
Links
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 65
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000843 powder Substances 0.000 claims abstract description 46
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052786 argon Inorganic materials 0.000 claims abstract description 23
- 238000000498 ball milling Methods 0.000 claims abstract description 20
- 239000011651 chromium Substances 0.000 claims abstract description 20
- 238000000227 grinding Methods 0.000 claims abstract description 19
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 15
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 14
- 230000006698 induction Effects 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000002923 metal particle Substances 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 239000007787 solid Substances 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 39
- 239000003708 ampul Substances 0.000 claims description 37
- 239000010453 quartz Substances 0.000 claims description 37
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000010935 stainless steel Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052753 mercury Inorganic materials 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 4
- 238000003701 mechanical milling Methods 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000001291 vacuum drying Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910001021 Ferroalloy Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011195 cermet Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011858 nanopowder Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410280629.6A CN104070172B (zh) | 2014-06-23 | 2014-06-23 | 一种球形铬粉的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410280629.6A CN104070172B (zh) | 2014-06-23 | 2014-06-23 | 一种球形铬粉的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104070172A true CN104070172A (zh) | 2014-10-01 |
CN104070172B CN104070172B (zh) | 2016-05-18 |
Family
ID=51592003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410280629.6A Active CN104070172B (zh) | 2014-06-23 | 2014-06-23 | 一种球形铬粉的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104070172B (zh) |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2623608C1 (ru) * | 2016-02-09 | 2017-06-28 | Владимир Никитович Анциферов | Способ размола порошка из пластичного материала |
CN107267787A (zh) * | 2017-07-10 | 2017-10-20 | 铜山县丰华工贸有限公司 | 一种铝合金冶炼用铬剂及其制备方法 |
CN107584132A (zh) * | 2017-09-08 | 2018-01-16 | 张家港创博金属科技有限公司 | 一种球形微粒子的制备方法 |
CN107896414A (zh) * | 2017-11-07 | 2018-04-10 | 成都真火科技有限公司 | 一种层流等离子球化方法 |
CN108188407A (zh) * | 2018-02-07 | 2018-06-22 | 海宁瑞兴材料科技有限公司 | 一种3d打印用金属粉末制备方法 |
CN108637264A (zh) * | 2018-06-05 | 2018-10-12 | 广东省材料与加工研究所 | 一种球磨机、提高3d打印用金属粉末流动性的方法及3d打印用金属粉末 |
CN109182833A (zh) * | 2018-08-28 | 2019-01-11 | 合肥工业大学 | 一种以球形铬粉为强化相的铜基粉末冶金受电弓滑板材料及其制备方法 |
CN110014158A (zh) * | 2019-04-22 | 2019-07-16 | 西安斯瑞先进铜合金科技有限公司 | 一种气雾化制备球形铬粉的方法 |
CN111531164A (zh) * | 2020-04-15 | 2020-08-14 | 河南中钻新材料有限公司 | 一种低成本降低铬粉末颗粒中氧和氮含量的方法 |
CN111589562A (zh) * | 2020-05-25 | 2020-08-28 | 广东先导先进材料股份有限公司 | 一种无氧高纯砷粉的制备方法 |
CN111922350A (zh) * | 2020-09-22 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种低盐酸不溶物金属铬粉的制备方法 |
CN111922351A (zh) * | 2020-09-23 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种高纯低氧金属铬粉的制备方法 |
CN111922349A (zh) * | 2020-09-21 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种CuCr合金电工触头专用金属铬粉的制备方法 |
CN112091224A (zh) * | 2020-11-11 | 2020-12-18 | 西安斯瑞先进铜合金科技有限公司 | 一种超低温研磨制备金属铬粉的方法 |
CN112427646A (zh) * | 2020-12-02 | 2021-03-02 | 山东理工大学 | 一种超临界二氧化碳辅助等离子体熔射制备磁性磨料的方法 |
CN112828296A (zh) * | 2020-12-30 | 2021-05-25 | 中航迈特粉冶科技(固安)有限公司 | 一种铬粉的制备方法 |
CN113134605A (zh) * | 2021-04-19 | 2021-07-20 | 山东理工大学 | 等离子球化脱氧3d打印金属粉体制备方法 |
CN113134617A (zh) * | 2021-04-19 | 2021-07-20 | 山东理工大学 | 等离子球化脱氧3d打印金属粉体制备装置 |
CN113877662A (zh) * | 2021-09-09 | 2022-01-04 | 先导薄膜材料(广东)有限公司 | 一种无氧无水高纯砷粉及其制备方法 |
CN114195188A (zh) * | 2021-12-07 | 2022-03-18 | 四川省绵阳市华意达化工有限公司 | 一种高纯度亚铬酸钠的制备方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1031400A (zh) * | 1987-08-05 | 1989-03-01 | 北京有色金属研究总院 | 低氧铬粉的生产方法 |
CN1478599A (zh) * | 2003-07-04 | 2004-03-03 | 中山大学 | 一种以纳米材料制作高韧性陶瓷部件的超微粉碎装置 |
CN1555949A (zh) * | 2004-01-08 | 2004-12-22 | 北京科技大学 | 一种液氮低温球磨制备纳米粉体的方法 |
CN101161347A (zh) * | 2006-10-13 | 2008-04-16 | 南京理工大学 | 双向旋转球磨超细粉碎装置及其方法 |
CN101851721A (zh) * | 2009-01-08 | 2010-10-06 | 通用电气公司 | 用冷冻研磨纳米粒状颗粒涂覆的方法 |
CN102060296A (zh) * | 2010-10-26 | 2011-05-18 | 锦州市金属材料研究所 | 一种碳化铬粉末的生产方法 |
CN102350503A (zh) * | 2011-10-21 | 2012-02-15 | 株洲硬质合金集团有限公司 | 球形热喷涂粉末的生产方法 |
US20120225008A1 (en) * | 2011-03-02 | 2012-09-06 | Gm Global Technology Operations, Llc | Mitigating diborane release from borohydride-based hydrogen storage materials |
CN102825257A (zh) * | 2012-08-21 | 2012-12-19 | 苏州晶纯新材料有限公司 | 一种超细铬粉的制备方法 |
-
2014
- 2014-06-23 CN CN201410280629.6A patent/CN104070172B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1031400A (zh) * | 1987-08-05 | 1989-03-01 | 北京有色金属研究总院 | 低氧铬粉的生产方法 |
CN1478599A (zh) * | 2003-07-04 | 2004-03-03 | 中山大学 | 一种以纳米材料制作高韧性陶瓷部件的超微粉碎装置 |
CN1555949A (zh) * | 2004-01-08 | 2004-12-22 | 北京科技大学 | 一种液氮低温球磨制备纳米粉体的方法 |
CN101161347A (zh) * | 2006-10-13 | 2008-04-16 | 南京理工大学 | 双向旋转球磨超细粉碎装置及其方法 |
CN101851721A (zh) * | 2009-01-08 | 2010-10-06 | 通用电气公司 | 用冷冻研磨纳米粒状颗粒涂覆的方法 |
CN102060296A (zh) * | 2010-10-26 | 2011-05-18 | 锦州市金属材料研究所 | 一种碳化铬粉末的生产方法 |
US20120225008A1 (en) * | 2011-03-02 | 2012-09-06 | Gm Global Technology Operations, Llc | Mitigating diborane release from borohydride-based hydrogen storage materials |
CN102350503A (zh) * | 2011-10-21 | 2012-02-15 | 株洲硬质合金集团有限公司 | 球形热喷涂粉末的生产方法 |
CN102825257A (zh) * | 2012-08-21 | 2012-12-19 | 苏州晶纯新材料有限公司 | 一种超细铬粉的制备方法 |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2623608C1 (ru) * | 2016-02-09 | 2017-06-28 | Владимир Никитович Анциферов | Способ размола порошка из пластичного материала |
CN107267787A (zh) * | 2017-07-10 | 2017-10-20 | 铜山县丰华工贸有限公司 | 一种铝合金冶炼用铬剂及其制备方法 |
CN107584132A (zh) * | 2017-09-08 | 2018-01-16 | 张家港创博金属科技有限公司 | 一种球形微粒子的制备方法 |
CN107896414A (zh) * | 2017-11-07 | 2018-04-10 | 成都真火科技有限公司 | 一种层流等离子球化方法 |
CN108188407A (zh) * | 2018-02-07 | 2018-06-22 | 海宁瑞兴材料科技有限公司 | 一种3d打印用金属粉末制备方法 |
CN108637264A (zh) * | 2018-06-05 | 2018-10-12 | 广东省材料与加工研究所 | 一种球磨机、提高3d打印用金属粉末流动性的方法及3d打印用金属粉末 |
CN108637264B (zh) * | 2018-06-05 | 2021-09-21 | 广东省材料与加工研究所 | 一种球磨机、提高3d打印用金属粉末流动性的方法及3d打印用金属粉末 |
CN109182833A (zh) * | 2018-08-28 | 2019-01-11 | 合肥工业大学 | 一种以球形铬粉为强化相的铜基粉末冶金受电弓滑板材料及其制备方法 |
CN110014158A (zh) * | 2019-04-22 | 2019-07-16 | 西安斯瑞先进铜合金科技有限公司 | 一种气雾化制备球形铬粉的方法 |
CN111531164A (zh) * | 2020-04-15 | 2020-08-14 | 河南中钻新材料有限公司 | 一种低成本降低铬粉末颗粒中氧和氮含量的方法 |
CN111531164B (zh) * | 2020-04-15 | 2022-03-04 | 河南中钻新材料有限公司 | 一种低成本降低铬粉末颗粒中氧和氮含量的方法 |
CN111589562A (zh) * | 2020-05-25 | 2020-08-28 | 广东先导先进材料股份有限公司 | 一种无氧高纯砷粉的制备方法 |
CN111922349A (zh) * | 2020-09-21 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种CuCr合金电工触头专用金属铬粉的制备方法 |
CN111922349B (zh) * | 2020-09-21 | 2021-01-05 | 西安斯瑞先进铜合金科技有限公司 | 一种CuCr合金电工触头专用金属铬粉的制备方法 |
CN111922350B (zh) * | 2020-09-22 | 2021-01-01 | 西安斯瑞先进铜合金科技有限公司 | 一种低盐酸不溶物金属铬粉的制备方法 |
CN111922350A (zh) * | 2020-09-22 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种低盐酸不溶物金属铬粉的制备方法 |
CN111922351A (zh) * | 2020-09-23 | 2020-11-13 | 西安斯瑞先进铜合金科技有限公司 | 一种高纯低氧金属铬粉的制备方法 |
CN111922351B (zh) * | 2020-09-23 | 2021-01-01 | 西安斯瑞先进铜合金科技有限公司 | 一种高纯低氧金属铬粉的制备方法 |
CN112091224A (zh) * | 2020-11-11 | 2020-12-18 | 西安斯瑞先进铜合金科技有限公司 | 一种超低温研磨制备金属铬粉的方法 |
CN112427646A (zh) * | 2020-12-02 | 2021-03-02 | 山东理工大学 | 一种超临界二氧化碳辅助等离子体熔射制备磁性磨料的方法 |
CN112828296A (zh) * | 2020-12-30 | 2021-05-25 | 中航迈特粉冶科技(固安)有限公司 | 一种铬粉的制备方法 |
CN113134605A (zh) * | 2021-04-19 | 2021-07-20 | 山东理工大学 | 等离子球化脱氧3d打印金属粉体制备方法 |
CN113134617A (zh) * | 2021-04-19 | 2021-07-20 | 山东理工大学 | 等离子球化脱氧3d打印金属粉体制备装置 |
CN113877662A (zh) * | 2021-09-09 | 2022-01-04 | 先导薄膜材料(广东)有限公司 | 一种无氧无水高纯砷粉及其制备方法 |
CN114195188A (zh) * | 2021-12-07 | 2022-03-18 | 四川省绵阳市华意达化工有限公司 | 一种高纯度亚铬酸钠的制备方法 |
CN114195188B (zh) * | 2021-12-07 | 2023-08-29 | 四川省绵阳市华意达化工有限公司 | 一种高纯度亚铬酸钠的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104070172B (zh) | 2016-05-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104070172B (zh) | 一种球形铬粉的制备方法 | |
CN106166617B (zh) | 一种3d打印用钛合金粉末的制备方法 | |
CN107282934B (zh) | 一种高频感应等离子体难熔粉末球化处理装置 | |
CN104209526B (zh) | 一种微细球形钛合金粉体的制备方法 | |
CN104550903B (zh) | 铬粉的氢等离子脱氧方法 | |
CN104475744A (zh) | 一种气雾化制备球形钛粉及钛合金粉末的装置及方法 | |
CN106925789B (zh) | 一种高频等离子体法铬纳米粉的生产工艺 | |
CN101733405B (zh) | 纳米粉末材料的射频辉光放电感应耦合等离子体制备方法 | |
CN104084594A (zh) | 一种制备微细球形铌粉的方法 | |
CN203565872U (zh) | 高压熔炼雾化氮淬装置 | |
CN106927436B (zh) | 一种氮化铬纳米粉的制备方法 | |
CN112658272B (zh) | 一种高冷却梯度等离子电弧-气雾化复合制粉装置及方法 | |
CN104070173A (zh) | 球形钨粉的制备方法 | |
CN102672189A (zh) | 一种球形钨粉的制备方法 | |
CN103056378A (zh) | 一种近球形钨粉的制备方法 | |
CN111618294A (zh) | 制备球形铼粉的装置和球形铼粉的制备方法 | |
CN103693646B (zh) | 一种使碳化硅微粉球形化和纯化的方法 | |
CN108622864B (zh) | 一种用于合成氮化硅粉体的反应系统 | |
CN106623952A (zh) | 一种表面微氢化的钛或钛合金粉末的制备方法 | |
CN107127349B (zh) | 一种高温铁水气雾化脱碳炼钢的方法 | |
CN101787406A (zh) | 一种超细赤铁矿粉非熔态还原工艺及装置 | |
CN201470881U (zh) | 一种亚微米锌粉的制备装置 | |
JP2002220601A (ja) | Dc熱プラズマ処理による低酸素球状金属粉末の製造方法 | |
KR102178435B1 (ko) | RF 플라즈마 장치를 이용한 고순도 Ti64 분말 제조방법 | |
CN103539089B (zh) | 用微细金属铝粉生产高纯氮化铝粉的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 710077 Shaanxi Province, Xi'an Yanta District fish of the village fish bucket Road No. 273 Patentee after: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Address before: 710077 Shaanxi Province, Xi'an Yanta District fish of the village fish bucket Road No. 273 Patentee before: Shaanxi Sirui Industries Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 710077 high tech Zone, Shaanxi, Xi'an Zhang Road No. 87, No. 12 Patentee after: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Address before: 710077 Shaanxi Province, Xi'an Yanta District fish of the village fish bucket Road No. 273 Patentee before: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing spherical chromium powder Effective date of registration: 20170727 Granted publication date: 20160518 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Registration number: 2017610000078 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180803 Granted publication date: 20160518 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Registration number: 2017610000078 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing spherical chromium powder Effective date of registration: 20180810 Granted publication date: 20160518 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Registration number: 2018610000123 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181105 Address after: 710071 No. 60 Wei Yi Road, Yanta Industrial Park, Yanta District, Xi'an, Shaanxi Patentee after: Xi'an Sri advanced copper alloy technology Co., Ltd. Address before: 710077 12 zhang87 Road, hi tech Zone, Xi'an, Shaanxi Patentee before: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. |
|
TR01 | Transfer of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190724 Granted publication date: 20160518 Pledgee: Xi'an investment and financing Company limited by guarantee Pledgor: SHAANXI SIRUI ADVANCED MATERIALS CO., LTD. Registration number: 2018610000123 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |