EA199600045A1 - METHOD OF EXTRACTING NOBLE METALS FROM WASTE - Google Patents
METHOD OF EXTRACTING NOBLE METALS FROM WASTEInfo
- Publication number
- EA199600045A1 EA199600045A1 EA199600045A EA199600045A EA199600045A1 EA 199600045 A1 EA199600045 A1 EA 199600045A1 EA 199600045 A EA199600045 A EA 199600045A EA 199600045 A EA199600045 A EA 199600045A EA 199600045 A1 EA199600045 A1 EA 199600045A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- waste
- metals
- noble metals
- sublimation
- precious metals
- Prior art date
Links
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
Изобретение относится к способу извлечения благородных металлов из отходов с низким содержанием регенируемых металлов. Способ включает нагрев отходов на основе нелетучих по отношению к извлекаемым металлам материалов с содержанием благородных металлов 0,001-30,0 мас.% при 950-2200°С в течение 1-10 ч в вакууме 10-10мм рт.ст. в химически инертных условиях, при этом происходит возгонка благородных металлов. Осуществление возгонки благородных металлов сразу из исходного сырья позволяет перерабатывать бедные отходы с высокой степенью извлечения ценных компонентов.The invention relates to a method for extracting precious metals from waste with a low content of recoverable metals. The method includes heating of waste materials based on non-volatile with respect to recoverable metals with a content of precious metals of 0.001-30.0 wt.% At 950-2200 ° C for 1-10 hours in a vacuum of 10-10 mm Hg. in chemically inert conditions, when this occurs the sublimation of noble metals. The implementation of the sublimation of precious metals directly from the feedstock allows you to recycle poor waste with a high degree of extraction of valuable components.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EA199600045A EA000010B1 (en) | 1996-07-02 | 1996-07-02 | Method for the extraction of noble metals from waste materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EA199600045A EA000010B1 (en) | 1996-07-02 | 1996-07-02 | Method for the extraction of noble metals from waste materials |
Publications (2)
Publication Number | Publication Date |
---|---|
EA199600045A1 true EA199600045A1 (en) | 1997-12-30 |
EA000010B1 EA000010B1 (en) | 1997-12-30 |
Family
ID=8161387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA199600045A EA000010B1 (en) | 1996-07-02 | 1996-07-02 | Method for the extraction of noble metals from waste materials |
Country Status (1)
Country | Link |
---|---|
EA (1) | EA000010B1 (en) |
-
1996
- 1996-07-02 EA EA199600045A patent/EA000010B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EA000010B1 (en) | 1997-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): KG MD TJ TM |
|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ RU |