ES174802A1 - PERFECCIONAMIENTOS EN LA FABRICACIoN DE RECTIFICADORES DE SELENIO. - Google Patents

PERFECCIONAMIENTOS EN LA FABRICACIoN DE RECTIFICADORES DE SELENIO.

Info

Publication number
ES174802A1
ES174802A1 ES0174802A ES174802A ES174802A1 ES 174802 A1 ES174802 A1 ES 174802A1 ES 0174802 A ES0174802 A ES 0174802A ES 174802 A ES174802 A ES 174802A ES 174802 A1 ES174802 A1 ES 174802A1
Authority
ES
Spain
Prior art keywords
selenium
manufacture
powder
rectifiers
selenium rectifiers
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
ES0174802A
Other languages
English (en)
Spanish (es)
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
Application filed by Westinghouse Brake and Signal Co Ltd filed Critical Westinghouse Brake and Signal Co Ltd
Publication of ES174802A1 publication Critical patent/ES174802A1/es
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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/30—Igniting arrangements
    • H01J17/32—Igniting by associated radioactive materials or fillings
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Other Surface Treatments For Metallic Materials (AREA)
  • Light Receiving Elements (AREA)
  • Die Bonding (AREA)
ES0174802A 1939-05-26 1946-08-29 PERFECCIONAMIENTOS EN LA FABRICACIoN DE RECTIFICADORES DE SELENIO. Expired ES174802A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15717/39A GB529792A (en) 1939-05-26 1939-05-26 Improvements relating to the manufacture of selenium and like rectifiers

Publications (1)

Publication Number Publication Date
ES174802A1 true ES174802A1 (es) 1946-10-16

Family

ID=10064202

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0174802A Expired ES174802A1 (es) 1939-05-26 1946-08-29 PERFECCIONAMIENTOS EN LA FABRICACIoN DE RECTIFICADORES DE SELENIO.

Country Status (6)

Country Link
US (1) US2235051A (en, 2012)
BE (1) BE467188A (en, 2012)
CH (2) CH260423A (en, 2012)
ES (1) ES174802A1 (en, 2012)
FR (1) FR864586A (en, 2012)
GB (1) GB529792A (en, 2012)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450020A (en) * 1942-12-03 1948-09-28 Int Standard Electric Corp Manufacture of rectifier disks
GB561889A (en) * 1942-12-03 1944-06-08 Standard Telephones Cables Ltd Improvements in or relating to the manufacture of rectifier discs
US2444430A (en) * 1943-07-13 1948-07-06 Fed Telephone & Radio Corp Metal rectifier element
BE475134A (en, 2012) * 1943-10-26
US2444255A (en) * 1944-11-10 1948-06-29 Gen Electric Fabrication of rectifier cells
US2685728A (en) * 1949-02-21 1954-08-10 Bell Telephone Labor Inc Translating material and method of manufacture
US2659846A (en) * 1951-05-15 1953-11-17 Int Rectifier Corp Selenium element and method of making it
US2743506A (en) * 1952-02-23 1956-05-01 Int Resistance Co Method of manufacturing rectifier cells
DE1041598B (de) * 1953-08-24 1958-10-23 Siemens Ag Verfahren zur Fertigung von Selengleichrichtern
US2970730A (en) * 1957-01-08 1961-02-07 Motorola Inc Dicing semiconductor wafers
US3086281A (en) * 1957-05-06 1963-04-23 Shockley William Semiconductor leads and method of attaching
NL241641A (en, 2012) * 1958-07-25
US3457633A (en) * 1962-12-31 1969-07-29 Ibm Method of making crystal shapes having optically related surfaces

Also Published As

Publication number Publication date
CH260424A (de) 1949-03-15
BE467188A (en, 2012)
US2235051A (en) 1941-03-18
FR864586A (fr) 1941-04-30
CH260423A (fr) 1949-03-15
GB529792A (en) 1940-11-28

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