DD63880A - - Google Patents

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Publication number
DD63880A
DD63880A DD63880DA DD63880A DD 63880 A DD63880 A DD 63880A DD 63880D A DD63880D A DD 63880DA DD 63880 A DD63880 A DD 63880A
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DD
German Democratic Republic
Application number
Publication of DD63880A publication Critical patent/DD63880A/xx

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DD63880D DD63880A (en)

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DD63880A true DD63880A (en)

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ID=256770

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DD63880D DD63880A (en)

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DD (1) DD63880A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4960573A (en) * 1988-01-22 1990-10-02 Takeshi Okutani Recovering method of catalytic component and carrier from waste catalyst
DE4243698C1 (en) * 1992-12-18 1994-03-24 Mib Metallurg Und Oberflaechen Electrolytic dissolving of platinum@, platinum@ metal impurities and platinum@ metal alloys - using electrolytic cell with platinum metal salt or acid in the hydrochloric acid in the anode and cathode chambers of the cell
DE10121952A1 (en) * 2001-05-05 2002-11-21 Heraeus Gmbh W C Removing platinum and/or palladium from an aqueous nitric acid solution comprises contacting the solution with a weakly basic ion exchanger, and eluting the charged ion exchanger with concentrated aqueous hydrochloric acid

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4960573A (en) * 1988-01-22 1990-10-02 Takeshi Okutani Recovering method of catalytic component and carrier from waste catalyst
DE4243698C1 (en) * 1992-12-18 1994-03-24 Mib Metallurg Und Oberflaechen Electrolytic dissolving of platinum@, platinum@ metal impurities and platinum@ metal alloys - using electrolytic cell with platinum metal salt or acid in the hydrochloric acid in the anode and cathode chambers of the cell
DE10121952A1 (en) * 2001-05-05 2002-11-21 Heraeus Gmbh W C Removing platinum and/or palladium from an aqueous nitric acid solution comprises contacting the solution with a weakly basic ion exchanger, and eluting the charged ion exchanger with concentrated aqueous hydrochloric acid
DE10121952C2 (en) * 2001-05-05 2003-03-27 Heraeus Gmbh W C Process for separating Pd / Pt from solutions containing nitric acid and device for carrying out the process

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