BE637888A - - Google Patents

Info

Publication number
BE637888A
BE637888A BE637888DA BE637888A BE 637888 A BE637888 A BE 637888A BE 637888D A BE637888D A BE 637888DA BE 637888 A BE637888 A BE 637888A
Authority
BE
Belgium
Application number
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.)
Publication of BE637888A publication Critical patent/BE637888A/xx

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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/46—Regeneration of etching compositions
BE637888D 1963-07-10 BE637888A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2727063A GB964665A (en) 1963-07-10 1963-07-10 Method of continuously regenerating etching solutions containing copper

Publications (1)

Publication Number Publication Date
BE637888A true BE637888A (xx)

Family

ID=10256855

Family Applications (1)

Application Number Title Priority Date Filing Date
BE637888D BE637888A (xx) 1963-07-10

Country Status (2)

Country Link
BE (1) BE637888A (xx)
GB (1) GB964665A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100443635C (zh) * 2006-08-18 2008-12-17 丁四宜 电子线路板覆膜铜的蚀刻方法
CN100443636C (zh) * 2006-08-18 2008-12-17 丁四宜 氯化铵蚀刻液的充氧装置
CN115287659B (zh) * 2022-08-04 2024-03-29 深圳天华机器设备股份有限公司 一种蚀刻药水再生装置及再生工艺

Also Published As

Publication number Publication date
GB964665A (en) 1964-07-22

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