CA2866191C - Method for recovering ruthenium from waste ruthenium-based catalyst carried on aluminum oxide - Google Patents
Method for recovering ruthenium from waste ruthenium-based catalyst carried on aluminum oxide Download PDFInfo
- Publication number
- CA2866191C CA2866191C CA2866191A CA2866191A CA2866191C CA 2866191 C CA2866191 C CA 2866191C CA 2866191 A CA2866191 A CA 2866191A CA 2866191 A CA2866191 A CA 2866191A CA 2866191 C CA2866191 C CA 2866191C
- Authority
- CA
- Canada
- Prior art keywords
- ruthenium
- solution
- waste
- hours
- aluminum oxide
- 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.)
- Expired - Fee Related
Links
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 229910052707 ruthenium Inorganic materials 0.000 title claims abstract description 120
- 239000003054 catalyst Substances 0.000 title claims abstract description 56
- 239000002699 waste material Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 40
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000007789 gas Substances 0.000 claims abstract description 57
- 239000000843 powder Substances 0.000 claims abstract description 42
- 239000007787 solid Substances 0.000 claims abstract description 27
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000012065 filter cake Substances 0.000 claims abstract description 23
- 239000001257 hydrogen Substances 0.000 claims abstract description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 23
- 229910001927 ruthenium tetroxide Inorganic materials 0.000 claims abstract description 23
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000001301 oxygen Substances 0.000 claims abstract description 19
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 19
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000001590 oxidative effect Effects 0.000 claims abstract description 16
- 239000007800 oxidant agent Substances 0.000 claims abstract description 13
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 7
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001925 ruthenium oxide Inorganic materials 0.000 claims abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 44
- 229910052757 nitrogen Inorganic materials 0.000 claims description 22
- 238000010926 purge Methods 0.000 claims description 22
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001354 calcination Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 6
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims description 4
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 claims description 2
- KHPLPBHMTCTCHA-UHFFFAOYSA-N ammonium chlorate Chemical compound N.OCl(=O)=O KHPLPBHMTCTCHA-UHFFFAOYSA-N 0.000 claims description 2
- NNNSKJSUQWKSAM-UHFFFAOYSA-L magnesium;dichlorate Chemical compound [Mg+2].[O-]Cl(=O)=O.[O-]Cl(=O)=O NNNSKJSUQWKSAM-UHFFFAOYSA-L 0.000 claims description 2
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 18
- 239000002184 metal Substances 0.000 abstract description 18
- 238000011084 recovery Methods 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 2
- 239000012530 fluid Substances 0.000 abstract 2
- 238000006722 reduction reaction Methods 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 20
- 238000006243 chemical reaction Methods 0.000 description 13
- 239000002244 precipitate Substances 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- 235000011167 hydrochloric acid Nutrition 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910017917 NH4 Cl Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000011027 product recovery Methods 0.000 description 1
- 150000003303 ruthenium Chemical class 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/06—Chloridising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/02—Obtaining noble metals by dry processes
- C22B11/021—Recovery of noble metals from waste materials
- C22B11/026—Recovery of noble metals from waste materials from spent catalysts
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
- C22B11/048—Recovery of noble metals from waste materials from spent catalysts
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210055806.1 | 2012-03-05 | ||
| CN2012100558061A CN102560128B (zh) | 2012-03-05 | 2012-03-05 | 氧化铝负载钌废催化剂中回收钌的方法 |
| PCT/CN2013/072114 WO2013131453A1 (zh) | 2012-03-05 | 2013-03-04 | 氧化铝负载钌废催化剂中回收钌的方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2866191A1 CA2866191A1 (en) | 2013-09-12 |
| CA2866191C true CA2866191C (en) | 2017-01-03 |
Family
ID=46406726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2866191A Expired - Fee Related CA2866191C (en) | 2012-03-05 | 2013-03-04 | Method for recovering ruthenium from waste ruthenium-based catalyst carried on aluminum oxide |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US9758844B2 (https=) |
| EP (1) | EP2824201B1 (https=) |
| JP (1) | JP5891316B2 (https=) |
| KR (1) | KR101613258B1 (https=) |
| CN (1) | CN102560128B (https=) |
| AP (1) | AP2014007988A0 (https=) |
| AU (1) | AU2013230405B2 (https=) |
| BR (1) | BR112014021850B1 (https=) |
| CA (1) | CA2866191C (https=) |
| DK (1) | DK2824201T3 (https=) |
| HR (1) | HRP20181285T1 (https=) |
| HU (1) | HUE038818T2 (https=) |
| IN (1) | IN2014MN01925A (https=) |
| MX (1) | MX342580B (https=) |
| MY (1) | MY175018A (https=) |
| RU (1) | RU2580580C1 (https=) |
| SG (1) | SG11201405385XA (https=) |
| WO (1) | WO2013131453A1 (https=) |
| ZA (1) | ZA201407148B (https=) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560128B (zh) * | 2012-03-05 | 2013-10-09 | 武汉凯迪工程技术研究总院有限公司 | 氧化铝负载钌废催化剂中回收钌的方法 |
| DE102015118279A1 (de) * | 2015-10-27 | 2017-04-27 | Max-Planck-Institut Für Eisenforschung GmbH | Verfahren zur Gewinnung von Edelmetallen |
| EP3243914B1 (de) * | 2016-05-13 | 2018-10-17 | Heraeus Deutschland GmbH & Co. KG | Verfahren zur herstellung von partikulärem ruthenium |
| WO2018065127A1 (de) * | 2016-10-07 | 2018-04-12 | Heraeus Deutschland GmbH & Co. KG | Verfahren zur abtrennung von edelmetall aus partikulärem edelmetallhaltigem refraktärmaterial |
| CN106282581B (zh) * | 2016-11-01 | 2018-02-06 | 福州大学 | 一种活性炭负载钌催化剂中钌的回收方法 |
| CN107166403B (zh) * | 2017-07-04 | 2019-03-05 | 于向真 | 一种贵金属碳催化剂焚烧炉及焚烧工艺 |
| DE102018208043A1 (de) * | 2018-05-23 | 2019-11-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Gewinnung von Gold, Silber und Platinmetallen |
| DE102018208079A1 (de) * | 2018-05-23 | 2019-11-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Gewinnung von Gold, Silber und Platinmetallen |
| CN109161698B (zh) * | 2018-09-13 | 2020-11-17 | 陈永福 | 一种在富集铂族金属及金的工艺中优先吸收钌的方法 |
| CN111100999B (zh) * | 2018-10-26 | 2021-11-05 | 贵研资源(易门)有限公司 | 废催化剂钌的回收方法 |
| CN111100997B (zh) * | 2018-10-26 | 2021-11-05 | 贵研资源(易门)有限公司 | 从失效氯化氢氧化制氯气催化剂回收钌的方法 |
| CN110919019A (zh) * | 2019-12-02 | 2020-03-27 | 河南东微电子材料有限公司 | 一种高纯钌粉的制备方法 |
| CN111744560A (zh) * | 2020-07-28 | 2020-10-09 | 安徽东至广信农化有限公司 | 一种加氢催化剂的回收方法 |
| DE102020209886A1 (de) * | 2020-08-05 | 2022-02-10 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und Vorrichtung zur Gewinnung von Gold und/oder Silber und/oder mindestens einem Platinmetall |
| CN116203184B (zh) * | 2021-12-01 | 2024-09-24 | 中国科学院大连化学物理研究所 | 一种钴钌/氧化铝催化剂中钴钌含量的检测方法 |
| CN114934180B (zh) * | 2022-04-12 | 2023-01-24 | 中南大学 | 一种富集氧化铝基废载钌催化剂中钌的方法 |
| DE102022111440B3 (de) | 2022-05-09 | 2022-08-25 | Technische Universität Bergakademie Freiberg, Körperschaft des öffentlichen Rechts | Verfahren zur Rückgewinnung von Ruthenium aus einem Ruthenium-haltigem Material |
| CN117587248A (zh) * | 2023-12-08 | 2024-02-23 | 云南弘盛铂业新材料科技有限公司 | 一种微波辐射加热废载体碳催化剂回收钌的方法及装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09227965A (ja) * | 1996-02-19 | 1997-09-02 | Mitsubishi Materials Corp | 精製金属ルテニウム粉末とその製造方法 |
| US6458183B1 (en) * | 1999-09-07 | 2002-10-01 | Colonial Metals, Inc. | Method for purifying ruthenium and related processes |
| RU2239666C1 (ru) * | 2003-04-24 | 2004-11-10 | Институт неорганической химии им. А.В. Николаева СО РАН (статус государственного учреждения) | Способ получения концентрата родия, палладия и рутения из азотнокислых растворов |
| JP2005272917A (ja) * | 2004-03-24 | 2005-10-06 | Jfe Steel Kk | Mo含有廃触媒の処理方法 |
| DE102005061954A1 (de) * | 2005-12-23 | 2007-07-05 | Basf Ag | Verfahren zur Wiedergewinnung von Ruthenium aus gebrauchten Rutheniumoxid-haltigen Katalysatoren |
| DE102007020142A1 (de) * | 2007-04-26 | 2008-10-30 | Bayer Materialscience Ag | Verfahren zur Rückgewinnung von Ruthenium aus einem rutheniumhaltigen geträgerten Katalysatormaterial |
| CN101270420A (zh) * | 2008-05-19 | 2008-09-24 | 中国科学院山西煤炭化学研究所 | 一种钴基费托合成催化剂中钴的回收方法 |
| JP5408993B2 (ja) * | 2008-12-24 | 2014-02-05 | 山本貴金属地金株式会社 | 白金族元素の回収方法 |
| CN102405298B (zh) * | 2008-12-30 | 2014-08-27 | 巴斯夫欧洲公司 | 从用过的含氧化钌催化剂中回收钌的方法 |
| CN101700913B (zh) * | 2009-11-17 | 2011-05-18 | 中南民族大学 | 利用费托合成用氧化铝负载钴基废催化剂制备高纯硝酸钴 |
| CN101797649B (zh) * | 2010-01-19 | 2012-09-05 | 兰州大学 | 一种制备高纯钌的方法及装置 |
| US7935173B1 (en) * | 2010-07-23 | 2011-05-03 | Metals Recovery Technology Inc. | Process for recovery of precious metals |
| CN102108444B (zh) * | 2011-04-01 | 2013-04-17 | 开滦能源化工股份有限公司 | 从负载型钌金属或氧化钌催化剂中回收钌的方法 |
| CN102560128B (zh) * | 2012-03-05 | 2013-10-09 | 武汉凯迪工程技术研究总院有限公司 | 氧化铝负载钌废催化剂中回收钌的方法 |
-
2012
- 2012-03-05 CN CN2012100558061A patent/CN102560128B/zh not_active Expired - Fee Related
-
2013
- 2013-03-04 EP EP13758628.5A patent/EP2824201B1/en not_active Not-in-force
- 2013-03-04 MX MX2014010726A patent/MX342580B/es active IP Right Grant
- 2013-03-04 CA CA2866191A patent/CA2866191C/en not_active Expired - Fee Related
- 2013-03-04 SG SG11201405385XA patent/SG11201405385XA/en unknown
- 2013-03-04 BR BR112014021850-1A patent/BR112014021850B1/pt not_active IP Right Cessation
- 2013-03-04 WO PCT/CN2013/072114 patent/WO2013131453A1/zh not_active Ceased
- 2013-03-04 DK DK13758628.5T patent/DK2824201T3/en active
- 2013-03-04 IN IN1925MUN2014 patent/IN2014MN01925A/en unknown
- 2013-03-04 AP AP2014007988A patent/AP2014007988A0/xx unknown
- 2013-03-04 MY MYPI2014002569A patent/MY175018A/en unknown
- 2013-03-04 HR HRP20181285TT patent/HRP20181285T1/hr unknown
- 2013-03-04 KR KR1020147027916A patent/KR101613258B1/ko not_active Expired - Fee Related
- 2013-03-04 JP JP2014560230A patent/JP5891316B2/ja not_active Expired - Fee Related
- 2013-03-04 HU HUE13758628A patent/HUE038818T2/hu unknown
- 2013-03-04 RU RU2014140155/02A patent/RU2580580C1/ru not_active IP Right Cessation
- 2013-03-04 AU AU2013230405A patent/AU2013230405B2/en not_active Ceased
-
2014
- 2014-09-05 US US14/479,268 patent/US9758844B2/en not_active Expired - Fee Related
- 2014-10-02 ZA ZA2014/07148A patent/ZA201407148B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2013230405A1 (en) | 2014-10-16 |
| MX342580B (es) | 2016-10-03 |
| DK2824201T3 (en) | 2018-08-27 |
| AP2014007988A0 (en) | 2014-10-31 |
| JP5891316B2 (ja) | 2016-03-22 |
| US9758844B2 (en) | 2017-09-12 |
| KR101613258B1 (ko) | 2016-04-29 |
| SG11201405385XA (en) | 2014-11-27 |
| CA2866191A1 (en) | 2013-09-12 |
| KR20140130549A (ko) | 2014-11-10 |
| AU2013230405B2 (en) | 2015-11-05 |
| EP2824201A1 (en) | 2015-01-14 |
| MY175018A (en) | 2020-06-02 |
| MX2014010726A (es) | 2014-10-13 |
| CN102560128A (zh) | 2012-07-11 |
| ZA201407148B (en) | 2016-01-27 |
| JP2015511885A (ja) | 2015-04-23 |
| WO2013131453A1 (zh) | 2013-09-12 |
| RU2580580C1 (ru) | 2016-04-10 |
| EP2824201B1 (en) | 2018-05-16 |
| HRP20181285T1 (hr) | 2018-10-05 |
| HUE038818T2 (hu) | 2018-11-28 |
| CN102560128B (zh) | 2013-10-09 |
| EP2824201A4 (en) | 2015-12-09 |
| BR112014021850B1 (pt) | 2019-05-28 |
| US20140373682A1 (en) | 2014-12-25 |
| IN2014MN01925A (https=) | 2015-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2866191C (en) | Method for recovering ruthenium from waste ruthenium-based catalyst carried on aluminum oxide | |
| EP2823900B1 (en) | Method for preparing solid nitrosyl ruthenium nitrate by using waste catalyst containing ruthenium | |
| CN107952436A (zh) | 一种氯化氢氧化制氯气铜锆基催化剂及其制法和应用 | |
| CN104561559A (zh) | 从含钌废料中分离提纯钌的方法 | |
| CN113148963A (zh) | 一种碲硒分离回收的方法 | |
| CN115074533B (zh) | 一种失效金炭催化剂氧压绿色循环浸金的方法 | |
| CN101357343A (zh) | 一种制备氯化氢氧化含钾催化剂的分步共沉淀方法 | |
| US1955326A (en) | Process for the manufacture of chromates and dichromates | |
| CN110964922A (zh) | 一种从粗氯铂酸铵中回收精炼铂的方法 | |
| CN108821354B (zh) | 一种制备硝酸铱溶液的方法 | |
| CN117904443A (zh) | 从含钌催化剂中回收钌的方法 | |
| CN104060107A (zh) | 一种金属钒或钒合金的制备方法 | |
| CN106809887A (zh) | 一种制备氯铱酸的方法 | |
| CN115920966A (zh) | 一种利用废弃三氯化钌制备氯乙烯合成催化剂的方法 | |
| CN116716483A (zh) | 一种高效回收利用含钯废催化剂中金属钯的方法 | |
| CN102978407B (zh) | 一种从银电解液中回收铂的方法 | |
| CN113005305A (zh) | 一种从fcc废催化剂中回收钒的方法 | |
| CN114150160A (zh) | 一种从废金炭催化剂中回收金的方法 | |
| CN108609644B (zh) | 一种铜离子的回收方法 | |
| CN120060656A (zh) | 从含钌催化剂中回收钌的方法 | |
| CN102212704A (zh) | 一种贵金属物料的溶解方法 | |
| CN116970815A (zh) | 一种清洁回收金属钯的方法 | |
| WO2025186430A1 (en) | Microwave assisted leaching process | |
| CN119979886A (zh) | 一种硬质合金废钨磨削料制备钨酸的方法 | |
| CN118600218A (zh) | 一种从含铂氧化铝废催化剂中浸出铂的方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20140903 |
|
| MKLA | Lapsed |
Effective date: 20200304 |