NL111503C - - Google Patents

Info

Publication number
NL111503C
NL111503C NL111503DA NL111503C NL 111503 C NL111503 C NL 111503C NL 111503D A NL111503D A NL 111503DA NL 111503 C NL111503 C NL 111503C
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 NL111503C publication Critical patent/NL111503C/xx

Links

Classifications

    • 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
    • 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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/302Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
    • H01L21/306Chemical or electrical treatment, e.g. electrolytic etching
    • H01L21/3063Electrolytic etching

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Weting (AREA)
  • Bipolar Transistors (AREA)
  • ing And Chemical Polishing (AREA)
NL111503D 1956-08-31 NL111503C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2257556 1956-08-31

Publications (1)

Publication Number Publication Date
NL111503C true NL111503C (xx)

Family

ID=12086654

Family Applications (2)

Application Number Title Priority Date Filing Date
NL111503D NL111503C (xx) 1956-08-31
NL220119D NL220119A (xx) 1956-08-31

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL220119D NL220119A (xx) 1956-08-31

Country Status (4)

Country Link
US (1) US2890159A (xx)
DE (1) DE1194064B (xx)
GB (1) GB864621A (xx)
NL (2) NL220119A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL220082A (xx) * 1956-08-31
US3170844A (en) * 1960-09-19 1965-02-23 Nicoll David Control rod drive mechanism
US3143448A (en) * 1962-02-21 1964-08-04 Mette Herbert Photomagnetoelectric cell and method
US3505132A (en) * 1967-11-16 1970-04-07 Rca Corp Method of etching semiconductive devices having lead-containing elements
JPS51149784A (en) * 1975-06-17 1976-12-22 Matsushita Electric Ind Co Ltd Solid state light emission device
US4482445A (en) * 1982-02-22 1984-11-13 The Boeing Company Methods and apparatus for electrochemically deburring perforate metallic clad dielectric laminates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2783197A (en) * 1952-01-25 1957-02-26 Gen Electric Method of making broad area semiconductor devices
DE869718C (de) * 1951-05-06 1953-03-05 Licentia Gmbh Verfahren zum elektrolytischen AEtzen und Polieren von Germaniumkristallen
BE528756A (xx) * 1953-05-11
BE532590A (xx) * 1953-10-16 1900-01-01
US2802159A (en) * 1953-10-20 1957-08-06 Hughes Aircraft Co Junction-type semiconductor devices

Also Published As

Publication number Publication date
GB864621A (en) 1961-04-06
US2890159A (en) 1959-06-09
DE1194064B (de) 1965-06-03
NL220119A (xx)

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