FR934443A - Perfectionnements à la fabrication des éléments redresseurs - Google Patents

Perfectionnements à la fabrication des éléments redresseurs

Info

Publication number
FR934443A
FR934443A FR934443DA FR934443A FR 934443 A FR934443 A FR 934443A FR 934443D A FR934443D A FR 934443DA FR 934443 A FR934443 A FR 934443A
Authority
FR
France
Prior art keywords
manufacture
straightening elements
straightening
elements
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
Other languages
English (en)
Inventor
Murray Jesse Stateman
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR934443A publication Critical patent/FR934443A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture 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
    • H01L21/06—Manufacture 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
    • H01L21/10—Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture 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
    • H01L21/06—Manufacture 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
    • H01L21/10—Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H01L21/105—Treatment of the surface of the selenium or tellurium layer after having been made conductive
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture 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
    • H01L21/06—Manufacture 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
    • H01L21/10—Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
    • H01L21/108—Provision of discrete insulating layers, i.e. non-genetic barrier layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Rectifiers (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
FR934443D 1945-05-12 1946-10-10 Perfectionnements à la fabrication des éléments redresseurs Expired FR934443A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US593542A US2462917A (en) 1945-05-12 1945-05-12 Method of manufacturing rectifier elements
US605617A US2468131A (en) 1945-05-12 1945-07-17 Method of manufacturing rectifier elements

Publications (1)

Publication Number Publication Date
FR934443A true FR934443A (fr) 1948-05-21

Family

ID=27081729

Family Applications (2)

Application Number Title Priority Date Filing Date
FR934441D Expired FR934441A (fr) 1945-05-12 1946-10-10 Perfectionnements aux méthodes de fabrication d'éléments redresseurs
FR934443D Expired FR934443A (fr) 1945-05-12 1946-10-10 Perfectionnements à la fabrication des éléments redresseurs

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR934441D Expired FR934441A (fr) 1945-05-12 1946-10-10 Perfectionnements aux méthodes de fabrication d'éléments redresseurs

Country Status (6)

Country Link
US (2) US2462917A (fr)
BE (3) BE476268A (fr)
CH (1) CH268668A (fr)
DE (1) DE846738C (fr)
FR (2) FR934441A (fr)
GB (1) GB610999A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1118887B (de) * 1959-04-13 1961-12-07 Licentia Gmbh Verfahren zur Herstellung von Selentrockengleichrichtern
DE1160108B (de) * 1960-09-14 1963-12-27 Langbein Pfanhauser Werke Ag Verfahren zur Herstellung von Selen-Trockengleichrichtern auf einer glatten Traegerelektrode

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB302177A (fr) * 1927-12-10 1929-12-12 Sueddeutsche Telefon-Apparate, Kabel- Und Drahtwerke, Aktiengesellschaft
NL53994C (fr) * 1937-06-25 1900-01-01
US2288318A (en) * 1937-12-29 1942-06-30 Du Pont Electroplating process
NL57635C (fr) * 1938-09-09
FR851651A (fr) * 1938-09-21 1940-01-12 Westinghouse Freins & Signaux Perfectionnements à la fabrication de dispositifs à conductibilité asymétrique
GB523216A (en) * 1938-12-28 1940-07-09 Westinghouse Brake & Signal Improvements relating to the manufacture of alternating current rectifiers
US2375355A (en) * 1940-05-17 1945-05-08 Bolidens Gruv Ab Selenium rectifier
US2391706A (en) * 1940-10-10 1945-12-25 Battelle Memorial Institute Method of forming blocking layers on selenium coated plates
US2406072A (en) * 1941-02-15 1946-08-20 Univ Ohio State Res Found Electrodeposition of metals and bath composition therefor
BE462161A (fr) * 1943-06-25

Also Published As

Publication number Publication date
DE846738C (de) 1952-08-18
US2468131A (en) 1949-04-26
CH268668A (fr) 1950-05-31
US2462917A (en) 1949-03-01
BE474674A (fr)
FR934441A (fr) 1948-05-21
BE467627A (fr)
GB610999A (en) 1948-10-22
BE476268A (fr)

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