DD63880A - - Google Patents
Info
- 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
- Authority
- DD
- German Democratic Republic
Links
Publications (1)
Publication Number | Publication Date |
---|---|
DD63880A true DD63880A (en) |
Family
ID=256770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD63880D DD63880A (en) |
Country Status (1)
Country | Link |
---|---|
DD (1) | DD63880A (en) |
Cited By (3)
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 |
-
0
- DD DD63880D patent/DD63880A/xx unknown
Cited By (4)
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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