FR499118A - Improvements in the treatment of refractory metals - Google Patents

Improvements in the treatment of refractory metals

Info

Publication number
FR499118A
FR499118A FR499118DA FR499118A FR 499118 A FR499118 A FR 499118A FR 499118D A FR499118D A FR 499118DA FR 499118 A FR499118 A FR 499118A
Authority
FR
France
Prior art keywords
treatment
refractory metals
refractory
metals
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
Application number
Other languages
French (fr)
Inventor
William Barton Clarke
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.)
WILLIAM BARTON CLARKE
Edison Swan Electric Co Ltd
Original Assignee
WILLIAM BARTON CLARKE
Edison Swan Electric Co Ltd
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 WILLIAM BARTON CLARKE, Edison Swan Electric Co Ltd filed Critical WILLIAM BARTON CLARKE
Application granted granted Critical
Publication of FR499118A publication Critical patent/FR499118A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/28—Cleaning or pickling metallic material with solutions or molten salts with molten salts
    • C23G1/32—Heavy metals
FR499118D 1918-05-31 1919-05-08 Improvements in the treatment of refractory metals Expired FR499118A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB499118X 1918-05-31

Publications (1)

Publication Number Publication Date
FR499118A true FR499118A (en) 1920-01-31

Family

ID=1534215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR499118D Expired FR499118A (en) 1918-05-31 1919-05-08 Improvements in the treatment of refractory metals

Country Status (1)

Country Link
FR (1) FR499118A (en)

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