GB523673A - Improvements relating to alternating electric current rectififers of the selenium type - Google Patents

Improvements relating to alternating electric current rectififers of the selenium type

Info

Publication number
GB523673A
GB523673A GB954/39A GB95439A GB523673A GB 523673 A GB523673 A GB 523673A GB 954/39 A GB954/39 A GB 954/39A GB 95439 A GB95439 A GB 95439A GB 523673 A GB523673 A GB 523673A
Authority
GB
United Kingdom
Prior art keywords
rectififers
electric current
alternating electric
improvements relating
selenium type
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
GB954/39A
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.)
Siemens Mobility Ltd
Original Assignee
Westinghouse Brake and Signal Co Ltd
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
Priority to NL96218D priority Critical patent/NL96218C/xx
Application filed by Westinghouse Brake and Signal Co Ltd filed Critical Westinghouse Brake and Signal Co Ltd
Priority to GB954/39A priority patent/GB523673A/en
Priority to US309040A priority patent/US2279187A/en
Priority to FR862705D priority patent/FR862705A/fr
Publication of GB523673A publication Critical patent/GB523673A/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
    • H10D48/048—Treatment of the complete device, e.g. by electroforming to form a barrier

Landscapes

  • Rectifiers (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
GB954/39A 1939-01-11 1939-01-11 Improvements relating to alternating electric current rectififers of the selenium type Expired GB523673A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL96218D NL96218C (enrdf_load_stackoverflow) 1939-01-11
GB954/39A GB523673A (en) 1939-01-11 1939-01-11 Improvements relating to alternating electric current rectififers of the selenium type
US309040A US2279187A (en) 1939-01-11 1939-12-13 Alternating electric current rectifier of the selenium type
FR862705D FR862705A (fr) 1939-01-11 1940-01-05 Perfectionnements relatifs aux dispositifs à conductibilité asymétrique, du type au sélénium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB954/39A GB523673A (en) 1939-01-11 1939-01-11 Improvements relating to alternating electric current rectififers of the selenium type

Publications (1)

Publication Number Publication Date
GB523673A true GB523673A (en) 1940-07-19

Family

ID=9713416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB954/39A Expired GB523673A (en) 1939-01-11 1939-01-11 Improvements relating to alternating electric current rectififers of the selenium type

Country Status (4)

Country Link
US (1) US2279187A (enrdf_load_stackoverflow)
FR (1) FR862705A (enrdf_load_stackoverflow)
GB (1) GB523673A (enrdf_load_stackoverflow)
NL (1) NL96218C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967323C (de) * 1943-08-06 1957-11-07 Siemens Ag Verfahren zur Herstellung von Selengleichrichtern, deren Deckelektrode Thallium in geringer Menge zugesetzt ist

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL204119A (enrdf_load_stackoverflow) * 1939-01-22
BE445491A (enrdf_load_stackoverflow) * 1941-05-07
US2484204A (en) * 1942-07-25 1949-10-11 Westinghouse Electric Corp Selenium rectifier
BE469234A (enrdf_load_stackoverflow) * 1943-02-15 1900-01-01
US2437995A (en) * 1943-11-10 1948-03-16 Westinghouse Electric Corp Selenium rectifiers
NL70500C (enrdf_load_stackoverflow) * 1943-12-15 1900-01-01 Westinghouse Electric Corp
BE468183A (enrdf_load_stackoverflow) * 1945-03-12 1900-01-01
US2457186A (en) * 1945-04-09 1948-12-28 Standard Telephones Cables Ltd Method of electroforming rectifier elements
US2481739A (en) * 1946-02-23 1949-09-13 Radio Receptor Company Inc Rectifiers
US2521687A (en) * 1947-07-23 1950-09-12 Standard Telephones Cables Ltd Electroforming apparatus
DE1114251B (de) * 1953-05-23 1961-09-28 Siemens Ag Verfahren zur Herstellung von Selengleichrichtern
DE976389C (de) * 1954-07-29 1963-08-22 Siemens Ag Verfahren zum elektrischen Formieren von Trockengleichrichterplatten, insbesondere Selengleichrichterplatten
GB769715A (en) * 1954-09-13 1957-03-13 Westinghouse Brake & Signal Improvements relating to the manufacture of dry rectifiers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967323C (de) * 1943-08-06 1957-11-07 Siemens Ag Verfahren zur Herstellung von Selengleichrichtern, deren Deckelektrode Thallium in geringer Menge zugesetzt ist

Also Published As

Publication number Publication date
US2279187A (en) 1942-04-07
NL96218C (enrdf_load_stackoverflow)
FR862705A (fr) 1941-03-13

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