NL211922A - - Google Patents

Info

Publication number
NL211922A
NL211922A NL211922DA NL211922A NL 211922 A NL211922 A NL 211922A NL 211922D A NL211922D A NL 211922DA NL 211922 A NL211922 A NL 211922A
Authority
NL
Netherlands
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 NL211922A publication Critical patent/NL211922A/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/28Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/283Deposition of conductive or insulating materials for electrodes conducting electric current
    • H01L21/288Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
    • H01L21/2885Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition using an external electrical current, i.e. electro-deposition
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00Electroplating characterised by the article coated
    • C25D7/12Semiconductors
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/02Electroplating of selected surface areas
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25FPROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00Electrolytic etching or polishing
    • C25F3/02Etching
    • C25F3/12Etching of semiconducting materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
NL211922D 1955-11-04 NL211922A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US352055XA 1955-11-04 1955-11-04

Publications (1)

Publication Number Publication Date
NL211922A true NL211922A (en)

Family

ID=21881286

Family Applications (2)

Application Number Title Priority Date Filing Date
NL105577D NL105577C (en) 1955-11-04
NL211922D NL211922A (en) 1955-11-04

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL105577D NL105577C (en) 1955-11-04

Country Status (5)

Country Link
CH (1) CH352055A (en)
DE (1) DE1051985B (en)
FR (1) FR1159064A (en)
GB (1) GB847930A (en)
NL (2) NL211922A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB871161A (en) * 1959-05-13 1961-06-21 Ass Elect Ind Improvements relating to the production of junction transistors
NL256300A (en) * 1959-05-28 1900-01-01
NL252383A (en) * 1960-06-07
DE1221363B (en) * 1964-04-25 1966-07-21 Telefunken Patent Method for reducing the sheet resistance of semiconductor components

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2497770A (en) * 1948-12-29 1950-02-14 Bell Telephone Labor Inc Transistor-microphone

Also Published As

Publication number Publication date
GB847930A (en) 1960-09-14
DE1051985B (en) 1959-03-05
CH352055A (en) 1961-02-15
NL105577C (en)
FR1159064A (en) 1958-06-23

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