FR2156125B1 - - Google Patents

Info

Publication number
FR2156125B1
FR2156125B1 FR7235505A FR7235505A FR2156125B1 FR 2156125 B1 FR2156125 B1 FR 2156125B1 FR 7235505 A FR7235505 A FR 7235505A FR 7235505 A FR7235505 A FR 7235505A FR 2156125 B1 FR2156125 B1 FR 2156125B1
Authority
FR
France
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
FR7235505A
Other languages
French (fr)
Other versions
FR2156125A1 (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2156125A1 publication Critical patent/FR2156125A1/fr
Application granted granted Critical
Publication of FR2156125B1 publication Critical patent/FR2156125B1/fr
Granted 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
    • C23F1/08—Apparatus, e.g. for photomechanical printing surfaces
    • 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
    • C23G3/00—Apparatus for cleaning or pickling metallic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning Or Drying Semiconductors (AREA)
  • Weting (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Sampling And Sample Adjustment (AREA)
FR7235505A 1971-10-07 1972-10-06 Etching semiconductors - in vessel with forced liquid circulation Granted FR2156125A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7113748A NL7113748A (enrdf_load_stackoverflow) 1971-10-07 1971-10-07

Publications (2)

Publication Number Publication Date
FR2156125A1 FR2156125A1 (en) 1973-05-25
FR2156125B1 true FR2156125B1 (enrdf_load_stackoverflow) 1976-03-26

Family

ID=19814194

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7235505A Granted FR2156125A1 (en) 1971-10-07 1972-10-06 Etching semiconductors - in vessel with forced liquid circulation

Country Status (5)

Country Link
JP (1) JPS4846271A (enrdf_load_stackoverflow)
DE (1) DE2248185A1 (enrdf_load_stackoverflow)
FR (1) FR2156125A1 (enrdf_load_stackoverflow)
IT (1) IT975163B (enrdf_load_stackoverflow)
NL (1) NL7113748A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK510275A (da) * 1975-11-12 1977-05-13 Struers K S Elektrolytisk polerapparat

Also Published As

Publication number Publication date
FR2156125A1 (en) 1973-05-25
NL7113748A (enrdf_load_stackoverflow) 1973-04-10
DE2248185A1 (de) 1973-04-12
IT975163B (it) 1974-07-20
JPS4846271A (enrdf_load_stackoverflow) 1973-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse