FR934441A - Perfectionnements aux méthodes de fabrication d'éléments redresseurs - Google Patents

Perfectionnements aux méthodes de fabrication d'éléments redresseurs

Info

Publication number
FR934441A
FR934441A FR934441DA FR934441A FR 934441 A FR934441 A FR 934441A FR 934441D A FR934441D A FR 934441DA FR 934441 A FR934441 A FR 934441A
Authority
FR
France
Prior art keywords
methods
rectifying elements
manufacturing
manufacturing rectifying
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 FR934441A publication Critical patent/FR934441A/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)
FR934441D 1945-05-12 1946-10-10 Perfectionnements aux méthodes de fabrication d'éléments redresseurs Expired FR934441A (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
FR934441A true FR934441A (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 After (1)

Application Number Title Priority Date Filing Date
FR934443D Expired FR934443A (fr) 1945-05-12 1946-10-10 Perfectionnements à la fabrication des 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
NL95164C (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
BE476268A (fr)
GB610999A (en) 1948-10-22
US2468131A (en) 1949-04-26
BE467627A (fr)
CH268668A (fr) 1950-05-31
FR934443A (fr) 1948-05-21
DE846738C (de) 1952-08-18
US2462917A (en) 1949-03-01
BE474674A (fr)

Similar Documents

Publication Publication Date Title
FR938765A (fr) Perfectionnements aux bagues d'arrêt
FR935936A (fr) Perfectionnements aux bagues d'arrêt
FR936509A (fr) Fabrication d'écrans en mosaïque
FR934441A (fr) Perfectionnements aux méthodes de fabrication d'éléments redresseurs
FR952308A (fr) Fabrication d'éléments optiques
ES173252A1 (es) Mejoras en los métodos de fabricación de elementos rectificadores
FR54478E (fr) Perfectionnements aux montres-bracelets
FR917874A (fr) Perfectionnements aux montres-bracelets
FR914202A (fr) Mode de fabrication d'éléments profilés
FR929312A (fr) Perfectionnements à l'électro-formation des éléments redresseurs
FR926777A (fr) Perfectionnements à la fabrication des fermetures à curseur
FR929594A (fr) Perfectionnement aux éléments de redresseurs
FR939114A (fr) Perfectionnements aux éléments redresseurs
FR926998A (fr) Perfectionnements à la fabrication des éléments de redresseurs
FR930282A (fr) Perfectionnements à l'électro-formation des éléments redresseurs
FR924912A (fr) Redresseurs et leur fabrication
FR949674A (fr) Méthode de fabrication d'éléments de redresseurs électriques
FR921019A (fr) éléments redresseurs
FR933649A (fr) Perfectionnements à la fabrication du pentaerythritol
FR929595A (fr) Perfectionnement à la fabrication d'éléments de redresseurs
FR930524A (fr) Perfectionnements à la fabrication des disques de redresseurs
FR912134A (fr) Perfectionnements à la fabrication des émaux
FR937200A (fr) Fabrication d'alcoyl-aryl-dicyandiamides
FR939034A (fr) Redresseurs et leur fabrication
FR929519A (fr) Perfectionnements aux méthodes de fabrication des éléments redresseurs