GB2229735B - Recovery of precious metals from electro-mechanical contacts - Google Patents

Recovery of precious metals from electro-mechanical contacts

Info

Publication number
GB2229735B
GB2229735B GB9004445A GB9004445A GB2229735B GB 2229735 B GB2229735 B GB 2229735B GB 9004445 A GB9004445 A GB 9004445A GB 9004445 A GB9004445 A GB 9004445A GB 2229735 B GB2229735 B GB 2229735B
Authority
GB
United Kingdom
Prior art keywords
electro
recovery
precious metals
mechanical contacts
contacts
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
Application number
GB9004445A
Other versions
GB9004445D0 (en
GB2229735A (en
Inventor
David Eric Bostock
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOSTOCK JILL
Original Assignee
BOSTOCK JILL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BOSTOCK JILL filed Critical BOSTOCK JILL
Publication of GB9004445D0 publication Critical patent/GB9004445D0/en
Publication of GB2229735A publication Critical patent/GB2229735A/en
Application granted granted Critical
Publication of GB2229735B publication Critical patent/GB2229735B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F5/00—Electrolytic stripping of metallic layers or coatings
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
    • C25C5/02—Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
GB9004445A 1989-03-17 1990-02-28 Recovery of precious metals from electro-mechanical contacts Expired - Fee Related GB2229735B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898906206A GB8906206D0 (en) 1989-03-17 1989-03-17 Recovery of metals from electro-mechanical contacts

Publications (3)

Publication Number Publication Date
GB9004445D0 GB9004445D0 (en) 1990-04-25
GB2229735A GB2229735A (en) 1990-10-03
GB2229735B true GB2229735B (en) 1993-05-19

Family

ID=10653550

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898906206A Pending GB8906206D0 (en) 1989-03-17 1989-03-17 Recovery of metals from electro-mechanical contacts
GB9004445A Expired - Fee Related GB2229735B (en) 1989-03-17 1990-02-28 Recovery of precious metals from electro-mechanical contacts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898906206A Pending GB8906206D0 (en) 1989-03-17 1989-03-17 Recovery of metals from electro-mechanical contacts

Country Status (1)

Country Link
GB (2) GB8906206D0 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1184749A (en) * 1968-10-18 1970-03-18 Dillenberg Bergische Metall Improvements in or relating to the Electrolytic removal of Electroplating and Baths therefor
GB1338527A (en) * 1971-06-23 1973-11-28 Dillenberg Bergische Metall Aqueous electrolytic stripping bath
US3886055A (en) * 1973-12-12 1975-05-27 Texas Instruments Inc Electrolytic separation of metals
US4606797A (en) * 1985-09-12 1986-08-19 Engelhard Corporation Method for recovery of high grade gold alloy from karat gold-clad base metal substrates

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1184749A (en) * 1968-10-18 1970-03-18 Dillenberg Bergische Metall Improvements in or relating to the Electrolytic removal of Electroplating and Baths therefor
GB1338527A (en) * 1971-06-23 1973-11-28 Dillenberg Bergische Metall Aqueous electrolytic stripping bath
US3886055A (en) * 1973-12-12 1975-05-27 Texas Instruments Inc Electrolytic separation of metals
US4606797A (en) * 1985-09-12 1986-08-19 Engelhard Corporation Method for recovery of high grade gold alloy from karat gold-clad base metal substrates

Also Published As

Publication number Publication date
GB9004445D0 (en) 1990-04-25
GB8906206D0 (en) 1989-05-04
GB2229735A (en) 1990-10-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950228