ATE138119T1 - METHOD FOR ELECTROLYTIC ETCHING - Google Patents

METHOD FOR ELECTROLYTIC ETCHING

Info

Publication number
ATE138119T1
ATE138119T1 AT93116838T AT93116838T ATE138119T1 AT E138119 T1 ATE138119 T1 AT E138119T1 AT 93116838 T AT93116838 T AT 93116838T AT 93116838 T AT93116838 T AT 93116838T AT E138119 T1 ATE138119 T1 AT E138119T1
Authority
AT
Austria
Prior art keywords
electrolytic etching
contacted
substrate
areas
etched
Prior art date
Application number
AT93116838T
Other languages
German (de)
Inventor
Walter Dr Stark
Richard Dr Rapp
Original Assignee
Karlsruhe Forschzent
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 Karlsruhe Forschzent filed Critical Karlsruhe Forschzent
Application granted granted Critical
Publication of ATE138119T1 publication Critical patent/ATE138119T1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)

Abstract

Precision etching small areas of a substrate in which the cathodically connected substrate is contacted with an electrolytic soln. and the areas to be etched are contacted by a micro carbon fibre electrode connected as the anode.
AT93116838T 1992-11-25 1993-10-19 METHOD FOR ELECTROLYTIC ETCHING ATE138119T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4239538A DE4239538C1 (en) 1992-11-25 1992-11-25 Precision etching small areas of substrate - in which cathodically connected substrate is contacted with electrolytic soln. and areas to be etched are contacted by micro carbon@ fibre electrode

Publications (1)

Publication Number Publication Date
ATE138119T1 true ATE138119T1 (en) 1996-06-15

Family

ID=6473570

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93116838T ATE138119T1 (en) 1992-11-25 1993-10-19 METHOD FOR ELECTROLYTIC ETCHING

Country Status (3)

Country Link
EP (1) EP0603485B1 (en)
AT (1) ATE138119T1 (en)
DE (2) DE4239538C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE505231C2 (en) * 1995-09-26 1997-07-21 Foersvarets Forskningsanstalt Electrode
EP0889680A3 (en) 1997-07-01 2000-07-05 Deutsche Thomson-Brandt Gmbh Method of removing and/or applying conductive material
DE19749832A1 (en) * 1997-07-01 1999-01-07 Thomson Brandt Gmbh Conductive material application to and-or removal from circuit board

Also Published As

Publication number Publication date
DE4239538C1 (en) 1993-11-11
DE59302602D1 (en) 1996-06-20
EP0603485B1 (en) 1996-05-15
EP0603485A1 (en) 1994-06-29

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Legal Events

Date Code Title Description
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