CA978893A - Method and apparatus for producing thin copper foil - Google Patents

Method and apparatus for producing thin copper foil

Info

Publication number
CA978893A
CA978893A CA129,771A CA129771A CA978893A CA 978893 A CA978893 A CA 978893A CA 129771 A CA129771 A CA 129771A CA 978893 A CA978893 A CA 978893A
Authority
CA
Canada
Prior art keywords
copper foil
thin copper
producing thin
producing
foil
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
CA129,771A
Other versions
CA129771S (en
Inventor
Chih-Chung Wang
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.)
Kennecott Corp
Original Assignee
Kennecott Copper Corp
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 Kennecott Copper Corp filed Critical Kennecott Copper Corp
Application granted granted Critical
Publication of CA978893A publication Critical patent/CA978893A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D1/00—Electroforming
    • C25D1/04—Wires; Strips; Foils
CA129,771A 1970-12-17 1971-12-09 Method and apparatus for producing thin copper foil Expired CA978893A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9903570A 1970-12-17 1970-12-17

Publications (1)

Publication Number Publication Date
CA978893A true CA978893A (en) 1975-12-02

Family

ID=22272210

Family Applications (1)

Application Number Title Priority Date Filing Date
CA129,771A Expired CA978893A (en) 1970-12-17 1971-12-09 Method and apparatus for producing thin copper foil

Country Status (3)

Country Link
US (1) US3677906A (en)
JP (1) JPS5519991B1 (en)
CA (1) CA978893A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930962A (en) * 1975-02-21 1976-01-06 Kennecott Copper Corporation Process and apparatus for producing thin copper foils on a molybdenum or tzm alloy drum
JPS6229535U (en) * 1985-08-01 1987-02-23
US7538035B2 (en) * 2005-03-18 2009-05-26 Hitachi Global Storage Technologies Netherlands B.V. Lapping of gold pads in a liquid medium for work hardening the surface of the pads

Also Published As

Publication number Publication date
US3677906A (en) 1972-07-18
JPS5519991B1 (en) 1980-05-30

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