LU37351A1 - - Google Patents

Info

Publication number
LU37351A1
LU37351A1 LU37351DA LU37351A1 LU 37351 A1 LU37351 A1 LU 37351A1 LU 37351D A LU37351D A LU 37351DA LU 37351 A1 LU37351 A1 LU 37351A1
Authority
LU
Luxembourg
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 LU37351A1 publication Critical patent/LU37351A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/005—Circuits for altering the indicating characteristic, e.g. making it non-linear
    • G01R15/007—Circuits for altering the indicating characteristic, e.g. making it non-linear by zero-suppression
    • 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
    • C23F1/16—Acidic compositions
    • C23F1/18—Acidic compositions for etching copper or alloys thereof
LU37351D 1958-03-26 LU37351A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US873583XA 1958-03-26 1958-03-26

Publications (1)

Publication Number Publication Date
LU37351A1 true LU37351A1 (en)

Family

ID=22204704

Family Applications (1)

Application Number Title Priority Date Filing Date
LU37351D LU37351A1 (en) 1958-03-26

Country Status (5)

Country Link
DE (1) DE1160270B (en)
FR (1) FR1217485A (en)
GB (1) GB873583A (en)
LU (1) LU37351A1 (en)
NL (2) NL106024C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE657708A (en) * 1963-12-30
DE1289720B (en) * 1964-01-16 1969-02-20 Collardin Gmbh Gerhard Preparations for removing copper from and cleaning metal surfaces
FR2549494B1 (en) * 1983-07-19 1989-03-24 Vaillant Sarl METHOD FOR SEALING CONSTRUCTION ELEMENTS HAVING COPPER AND STEEL SURFACES
JP5792284B2 (en) 2010-04-15 2015-10-07 アドバンスド テクノロジー マテリアルズ，インコーポレイテッド How to recycle an aged printed circuit board
AP2014007781A0 (en) 2011-12-15 2014-07-31 Advanced Tech Materials Apparatus and method for stripping solder metals during the recycling of waste electrical and electronic equipment

Also Published As

Publication number Publication date
DE1160270B (en) 1963-12-27
FR1217485A (en) 1960-05-04
GB873583A (en) 1961-07-26
NL237527A (en)
NL106024C (en)

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