FR2355781A1 - Procede de recueil et de purification de l'iridium - Google Patents
Procede de recueil et de purification de l'iridiumInfo
- Publication number
- FR2355781A1 FR2355781A1 FR7718692A FR7718692A FR2355781A1 FR 2355781 A1 FR2355781 A1 FR 2355781A1 FR 7718692 A FR7718692 A FR 7718692A FR 7718692 A FR7718692 A FR 7718692A FR 2355781 A1 FR2355781 A1 FR 2355781A1
- Authority
- FR
- France
- Prior art keywords
- iridium
- resin
- oxidation
- chloride ions
- collecting
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G55/00—Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
- C01G55/001—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- 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
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- 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
Abstract
La présente invention concerne un procédé pour recueillir l'iridium à partir d'une solution d'iridium contenant des impuretés sous la forme d'autres métaux du groupe du platine et/ou de métaux communs. Ce procédé comprend l'oxydation de l'iridium au degré d'oxydation Ir(IV) dans une solution acide en présence d'ions chlorure; - la séparation des chloro-complexes d'iridium formés en utilisant une résine échangeuse d'ions appropriée; - le lavage de la résine; - le traitement de l'iridium dans la résine avec une solution aqueuse d'anhydride sulfureux sensiblement exempte d'ions chlorure; et ensuite l'élution du complexe d'iridium formé pour l'enlever de la résine en utilisant un éluant approprié Application au recueil de l'iridium.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA00763681A ZA763681B (en) | 1976-06-21 | 1976-06-21 | The recovery and purification of iridium |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2355781A1 true FR2355781A1 (fr) | 1978-01-20 |
FR2355781B3 FR2355781B3 (fr) | 1981-11-27 |
Family
ID=25570426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7718692A Granted FR2355781A1 (fr) | 1976-06-21 | 1977-06-17 | Procede de recueil et de purification de l'iridium |
Country Status (9)
Country | Link |
---|---|
US (1) | US4130625A (fr) |
JP (1) | JPS5928616B2 (fr) |
BE (1) | BE855935A (fr) |
CA (1) | CA1086069A (fr) |
DE (1) | DE2726558C3 (fr) |
FR (1) | FR2355781A1 (fr) |
GB (1) | GB1533373A (fr) |
NO (1) | NO149821C (fr) |
ZA (1) | ZA763681B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4388279A (en) * | 1981-06-03 | 1983-06-14 | Uop Inc. | Recovery of metal values from organic reaction products |
JPH0280528A (ja) * | 1988-09-14 | 1990-03-20 | Tanaka Kikinzoku Kogyo Kk | イリジウムを含有する塩酸酸性溶液からのAgの除去方法 |
JPH02254126A (ja) * | 1989-03-28 | 1990-10-12 | Tanaka Kikinzoku Kogyo Kk | ルテニウムの回収方法 |
JP2805689B2 (ja) * | 1989-11-10 | 1998-09-30 | 田中貴金属工業株式会社 | イリジウムの溶媒抽出法 |
US5120443A (en) * | 1991-06-03 | 1992-06-09 | Brigham Young University | Processes for removing, separating and concentrating rhodium, iridium, and ruthenium from solutions using macrocyclic and nonmacrocyclic polyalkylene-polyamine-containing ligands bonded to inorganic supports |
DE4243697C1 (de) * | 1992-12-18 | 1994-03-17 | Mib Metallurg Und Oberflaechen | Elektrolytisches Verfahren zur Gewinnung von Platin hoher Reinheit aus Platinlegierungen |
GB9918437D0 (en) | 1999-08-05 | 1999-10-06 | Anglo American Platinum Corp | Separation of platinium group metals |
EP1167555A1 (fr) * | 2000-06-21 | 2002-01-02 | Prior Technologie Gesellschaft m.b.H. | Séparation par chromatographie de métaux du groupe de platine |
GB0026809D0 (en) * | 2000-11-02 | 2000-12-20 | Anglo American Platinum Corp | Separation of metals |
GB0210099D0 (en) * | 2002-05-02 | 2002-06-12 | Anglo Platinum Ltd | Separation of metals |
JP4144311B2 (ja) * | 2002-10-08 | 2008-09-03 | 住友金属鉱山株式会社 | 白金族元素の分離回収方法 |
JP4715621B2 (ja) * | 2006-04-28 | 2011-07-06 | 住友金属鉱山株式会社 | 鉛を含有するヘキサクロロイリジウム(iv)酸アンモニウムの精製方法 |
JP5004103B2 (ja) * | 2009-01-29 | 2012-08-22 | Jx日鉱日石金属株式会社 | Tbp中のイリジウムを逆抽出する方法。 |
CN103302298B (zh) * | 2013-06-03 | 2015-11-18 | 贵研资源(易门)有限公司 | 一种分离提纯铱的方法 |
EP4051817A1 (fr) * | 2019-10-28 | 2022-09-07 | Syddansk Universitet | Procédé de récupération d'iridium |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1497534A (en) * | 1973-12-13 | 1978-01-12 | Matthey Rustenburg Refines | Refining of metals |
FR2294239A1 (fr) * | 1974-12-12 | 1976-07-09 | Rhone Poulenc Ind | Procede de recuperation des elements de catalyseurs comprenant un support alumineux du platine et de l'iridium |
-
1976
- 1976-06-21 ZA ZA00763681A patent/ZA763681B/xx unknown
-
1977
- 1977-06-08 CA CA280,088A patent/CA1086069A/fr not_active Expired
- 1977-06-13 DE DE2726558A patent/DE2726558C3/de not_active Expired
- 1977-06-15 US US05/806,818 patent/US4130625A/en not_active Expired - Lifetime
- 1977-06-17 FR FR7718692A patent/FR2355781A1/fr active Granted
- 1977-06-20 NO NO77772152A patent/NO149821C/no unknown
- 1977-06-21 BE BE178635A patent/BE855935A/fr not_active IP Right Cessation
- 1977-06-21 GB GB26002/77A patent/GB1533373A/en not_active Expired
- 1977-06-21 JP JP52074319A patent/JPS5928616B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE855935A (fr) | 1977-12-21 |
DE2726558C3 (de) | 1981-11-19 |
NO772152L (no) | 1977-12-22 |
NO149821B (no) | 1984-03-19 |
DE2726558B2 (de) | 1981-03-26 |
FR2355781B3 (fr) | 1981-11-27 |
CA1086069A (fr) | 1980-09-23 |
US4130625A (en) | 1978-12-19 |
JPS5316316A (en) | 1978-02-15 |
NO149821C (no) | 1984-06-27 |
GB1533373A (en) | 1978-11-22 |
JPS5928616B2 (ja) | 1984-07-14 |
ZA763681B (en) | 1978-02-22 |
DE2726558A1 (de) | 1977-12-29 |
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