BE472805A - - Google Patents

Info

Publication number
BE472805A
BE472805A BE472805DA BE472805A BE 472805 A BE472805 A BE 472805A BE 472805D A BE472805D A BE 472805DA BE 472805 A BE472805 A BE 472805A
Authority
BE
Belgium
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 BE472805A publication Critical patent/BE472805A/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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/06Manufacture 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 selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
    • H01L21/10Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H01L21/108Provision of discrete insulating layers, i.e. non-genetic barrier layers
    • 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
    • H01L21/06Manufacture 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 selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
    • H01L21/10Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H01L21/105Treatment of the surface of the selenium or tellurium layer after having been made conductive

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
BE472805D 1943-07-16 BE472805A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US495022A US2361969A (en) 1943-07-16 1943-07-16 Selenium rectifier

Publications (1)

Publication Number Publication Date
BE472805A true BE472805A (it)

Family

ID=23966936

Family Applications (1)

Application Number Title Priority Date Filing Date
BE472805D BE472805A (it) 1943-07-16

Country Status (3)

Country Link
US (1) US2361969A (it)
BE (1) BE472805A (it)
GB (1) GB599430A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446239A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Selenium rectifier disk
US2446466A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Blocking layer rectifier
US2446238A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Selenium rectifier plate
US2446237A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Selenium rectifier
US2607832A (en) * 1947-07-19 1952-08-19 Vickers Inc Devices which have selenium as constituent parts thereof
US2669767A (en) * 1947-12-30 1954-02-23 Sylvania Electric Prod Selenium rectifier

Also Published As

Publication number Publication date
GB599430A (en) 1948-03-12
US2361969A (en) 1944-11-07

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