CH516005A - Process for etching a passivable metal - Google Patents

Process for etching a passivable metal

Info

Publication number
CH516005A
CH516005A CH138771A CH138771A CH516005A CH 516005 A CH516005 A CH 516005A CH 138771 A CH138771 A CH 138771A CH 138771 A CH138771 A CH 138771A CH 516005 A CH516005 A CH 516005A
Authority
CH
Switzerland
Prior art keywords
etching
passivable metal
passivable
metal
Prior art date
Application number
CH138771A
Other languages
French (fr)
Inventor
Amouroux Claude
Peres Gerard
Valette Pierre
Original Assignee
Comp Generale Electricite
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 Comp Generale Electricite filed Critical Comp Generale Electricite
Publication of CH516005A publication Critical patent/CH516005A/en

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
    • 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
    • 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
    • C23F1/02—Local etching
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes

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)
  • Weting (AREA)
  • ing And Chemical Polishing (AREA)
  • Electrodes Of Semiconductors (AREA)
CH138771A 1970-02-09 1971-01-29 Process for etching a passivable metal CH516005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7004491A FR2077718A1 (en) 1970-02-09 1970-02-09

Publications (1)

Publication Number Publication Date
CH516005A true CH516005A (en) 1971-11-30

Family

ID=9050292

Family Applications (1)

Application Number Title Priority Date Filing Date
CH138771A CH516005A (en) 1970-02-09 1971-01-29 Process for etching a passivable metal

Country Status (6)

Country Link
US (1) US3716428A (en)
BE (1) BE762218A (en)
CH (1) CH516005A (en)
DE (1) DE2104804A1 (en)
FR (1) FR2077718A1 (en)
NL (1) NL7101664A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4361599A (en) * 1981-03-23 1982-11-30 National Semiconductor Corporation Method of forming plasma etched semiconductor contacts
FR2812400B1 (en) * 2000-07-28 2002-09-27 Mesatronic METHOD FOR MANUFACTURING A MULTIPLE CONTACT POINT CARD FOR TESTING MICROBALL INTEGRATED CIRCUITS, AND TEST DEVICE USING THE CARD

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287612A (en) * 1963-12-17 1966-11-22 Bell Telephone Labor Inc Semiconductor contacts and protective coatings for planar devices
US3489656A (en) * 1964-11-09 1970-01-13 Western Electric Co Method of producing an integrated circuit containing multilayer tantalum compounds
US3616401A (en) * 1966-06-30 1971-10-26 Texas Instruments Inc Sputtered multilayer ohmic molygold contacts for semiconductor devices
US3540954A (en) * 1966-12-30 1970-11-17 Texas Instruments Inc Method for manufacturing multi-layer film circuits
US3556951A (en) * 1967-08-04 1971-01-19 Sylvania Electric Prod Method of forming leads on semiconductor devices
US3576722A (en) * 1969-03-26 1971-04-27 Bendix Corp Method for metalizing ceramics

Also Published As

Publication number Publication date
FR2077718A1 (en) 1971-11-05
DE2104804A1 (en) 1971-08-19
NL7101664A (en) 1971-08-11
BE762218A (en) 1971-07-29
US3716428A (en) 1973-02-13

Similar Documents

Publication Publication Date Title
CH528326A (en) Method of removing metal from a workpiece
BR7200444D0 (en) PROCESSING PROCESSES FOR THE PRODUCTION OF METAL INGOTS
OA05243A (en) Non-ferrous metal extraction process.
RO63065A (en) METHOD FOR OBTAINING A GLYCOSIDEHYDROLASE INHIBITOR
BE772957A (en) PROCESS FOR COATING TABLETS USING
BE833774R (en) METAL EXTRACTION PROCESS
CH536164A (en) Manufacturing process for reinforced sheet metal objects
BR7507339A (en) PROCESS FOR THE REMOVAL OF ALKALINE METAL ALUMINUM IMPURITIES
ZA712841B (en) Metal casting process
BE802997A (en) METAL EXTRACTION PROCESS
IT975225B (en) METAL CASTING PROCESS
BE747196A (en) PROCESS FOR THE PRODUCTION OF A PRE-COATED METAL
OA00912A (en) Process for recovering aluminum from a metal.
BE614785A (en) Process for forming oxalate coatings on metals
BE759480R (en) PROCESS FOR KNITTING A CLOTHING A
CH516005A (en) Process for etching a passivable metal
CA932104A (en) Metal casting process
FR1499029A (en) Sealing process for a tubular metal structure
OA03874A (en) Process for obtaining new 7-phenylpyrimido-benzodiazepinones.
BE763628A (en) NEW PROCESS FOR PREPARING A PHOSPHATE COATING ON A METAL SURFACE
BE793567A (en) METAL CASTING PROCESS
FR1474663A (en) Metal extraction process
FR1395139A (en) Metal casting process
FR1522065A (en) Process for the production of metal halides
BE761777A (en) PROCESS FOR MANUFACTURING A SODIUM PERBORATE

Legal Events

Date Code Title Description
PL Patent ceased