GB634167A - Improved process of preparing selenium to which is added small quantities of substances for the purpose of increasing its conductivity - Google Patents

Improved process of preparing selenium to which is added small quantities of substances for the purpose of increasing its conductivity

Info

Publication number
GB634167A
GB634167A GB28911/46A GB2891146A GB634167A GB 634167 A GB634167 A GB 634167A GB 28911/46 A GB28911/46 A GB 28911/46A GB 2891146 A GB2891146 A GB 2891146A GB 634167 A GB634167 A GB 634167A
Authority
GB
United Kingdom
Prior art keywords
selenium
complex
conductivity
constituent
air
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB28911/46A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB634167A publication Critical patent/GB634167A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
    • H10D48/01—Manufacture or treatment
    • H10D48/04—Manufacture or treatment of devices having bodies comprising selenium or tellurium in uncombined form
    • H10D48/043—Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S252/00—Compositions
    • Y10S252/95—Doping agent source material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S252/00—Compositions
    • Y10S252/95—Doping agent source material
    • Y10S252/951—Doping agent source material for vapor transport

Landscapes

  • Conductive Materials (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
GB28911/46A 1945-10-01 1946-09-27 Improved process of preparing selenium to which is added small quantities of substances for the purpose of increasing its conductivity Expired GB634167A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL634167X 1945-10-01

Publications (1)

Publication Number Publication Date
GB634167A true GB634167A (en) 1950-03-15

Family

ID=19788832

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28911/46A Expired GB634167A (en) 1945-10-01 1946-09-27 Improved process of preparing selenium to which is added small quantities of substances for the purpose of increasing its conductivity

Country Status (5)

Country Link
US (1) US2463753A (en:Method)
DE (1) DE806876C (en:Method)
FR (1) FR937080A (en:Method)
GB (1) GB634167A (en:Method)
NL (1) NL71842C (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766210A (en) * 1949-05-06 1956-10-09 Sylvania Electric Prod Manufacture of selenium elements
DE976655C (de) * 1951-11-24 1964-01-30 Francois Gans Verfahren zur Herstellung von Photowiderstandszellen aus Pulvern von Cadmiumsulfid, Cadmiumselenid oder Cadmiumtellurid
DE1030938B (de) * 1954-12-03 1958-05-29 Rca Corp Verfahren zur Herstellung einer photoleitfaehigen Schicht
US2889492A (en) * 1955-06-30 1959-06-02 Battelle Development Corp Switching circuits and methods
CH355862A (de) * 1958-03-29 1961-07-31 Standard Telephon & Radio Ag Verfahren zur Herstellung von Selengleichrichterplatten

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB472961A (en) * 1936-03-30 1937-09-30 Henriette Rupp Improvements in the manufacture of dry rectifiers, photo-electric cells, elements for thermo-electric couples and the like

Also Published As

Publication number Publication date
DE806876C (de) 1951-06-21
FR937080A (fr) 1948-08-06
NL71842C (en:Method)
US2463753A (en) 1949-03-08

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