JPS50148253A - - Google Patents

Info

Publication number
JPS50148253A
JPS50148253A JP5177274A JP5177274A JPS50148253A JP S50148253 A JPS50148253 A JP S50148253A JP 5177274 A JP5177274 A JP 5177274A JP 5177274 A JP5177274 A JP 5177274A JP S50148253 A JPS50148253 A JP S50148253A
Authority
JP
Japan
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.)
Pending
Application number
JP5177274A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP5177274A priority Critical patent/JPS50148253A/ja
Publication of JPS50148253A publication Critical patent/JPS50148253A/ja
Pending 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
    • 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
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/32—Alkaline compositions
    • C23F1/34—Alkaline compositions for etching copper or alloys thereof
JP5177274A 1974-05-11 1974-05-11 Pending JPS50148253A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5177274A JPS50148253A (zh) 1974-05-11 1974-05-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5177274A JPS50148253A (zh) 1974-05-11 1974-05-11

Publications (1)

Publication Number Publication Date
JPS50148253A true JPS50148253A (zh) 1975-11-27

Family

ID=12896228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5177274A Pending JPS50148253A (zh) 1974-05-11 1974-05-11

Country Status (1)

Country Link
JP (1) JPS50148253A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999028536A1 (fr) * 1997-12-03 1999-06-10 Toto Ltd. Procede attenuant l'elution du plomb des alliages de cuivre contenant du plomb, et accessoires de distribution d'eau de ville faits en alliage de cuivre contenant du plomb

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999028536A1 (fr) * 1997-12-03 1999-06-10 Toto Ltd. Procede attenuant l'elution du plomb des alliages de cuivre contenant du plomb, et accessoires de distribution d'eau de ville faits en alliage de cuivre contenant du plomb
US6656294B1 (en) 1997-12-03 2003-12-02 Toto Ltd. Method of reducing elution of lead in lead-containing copper alloy, and drinking water service fittings made of lead-containing copper alloy

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