CH260423A - Process for the manufacture of dry alternating current rectifiers. - Google Patents

Process for the manufacture of dry alternating current rectifiers.

Info

Publication number
CH260423A
CH260423A CH260423DA CH260423A CH 260423 A CH260423 A CH 260423A CH 260423D A CH260423D A CH 260423DA CH 260423 A CH260423 A CH 260423A
Authority
CH
Switzerland
Prior art keywords
manufacture
alternating current
current rectifiers
dry alternating
dry
Prior art date
Application number
Other languages
French (fr)
Inventor
Westinghouse Brake Sig Limited
Original Assignee
Westinghouse Brake & Signal
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 & Signal filed Critical Westinghouse Brake & Signal
Publication of CH260423A publication Critical patent/CH260423A/en

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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Light Receiving Elements (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Die Bonding (AREA)
CH260423D 1939-05-26 1946-05-25 Process for the manufacture of dry alternating current rectifiers. CH260423A (en)

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
CH260423A true CH260423A (en) 1949-03-15

Family

ID=10064202

Family Applications (2)

Application Number Title Priority Date Filing Date
CH260423D CH260423A (en) 1939-05-26 1946-05-25 Process for the manufacture of dry alternating current rectifiers.
CH260424D CH260424A (en) 1939-05-26 1946-05-29 Process for the production of selenium rectifiers and selenium rectifiers obtained by this process.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH260424D CH260424A (en) 1939-05-26 1946-05-29 Process for the production of selenium rectifiers and selenium rectifiers obtained by this process.

Country Status (6)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB561889A (en) * 1942-12-03 1944-06-08 Standard Telephones Cables Ltd Improvements in or relating to the manufacture of rectifier discs
US2450020A (en) * 1942-12-03 1948-09-28 Int Standard Electric Corp Manufacture of rectifier disks
US2444430A (en) * 1943-07-13 1948-07-06 Fed Telephone & Radio Corp Metal rectifier element
BE475134A (en) * 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 (en) * 1953-08-24 1958-10-23 Siemens Ag Process for the production of selenium rectifiers
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) * 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
ES174802A1 (en) 1946-10-16
US2235051A (en) 1941-03-18
GB529792A (en) 1940-11-28
FR864586A (en) 1941-04-30
BE467188A (en)
CH260424A (en) 1949-03-15

Similar Documents

Publication Publication Date Title
FR855913A (en) Process for the production of dispersions
FR860555A (en) Manufacturing process for new synthetic resins
CH260423A (en) Process for the manufacture of dry alternating current rectifiers.
FR934775A (en) Process for the manufacture of peracids
FR854709A (en) Process for the manufacture of electric heating elements
CH263405A (en) Process for the manufacture of elements of alternating current rectifiers.
CH214020A (en) Process for the manufacture of selenium rectifiers.
FR868733A (en) Process for the manufacture of isoquinoleine compounds
FR858998A (en) Process for the manufacture of selenium rectifiers
FR891469A (en) Process for the manufacture of collectors for electrical machines
FR932366A (en) Manufacturing process of dry rectifiers for alternating current
FR861559A (en) Process for the separation of azeotropic mixtures
FR891362A (en) Process for the manufacture of collectors for electrical machines
FR867945A (en) Manufacturing process for dry current rectifiers
DK71944C (en) Process for the production of selenium rectifiers.
DK71160C (en) Process for the production of selenium rectifiers.
FR882929A (en) Process for the production of heating cables
FR857215A (en) Process for the manufacture of diethylenediamine
FR875180A (en) Process for the manufacture of perchlorethylene
FR848725A (en) Casein manufacturing process
FR868963A (en) Process for the manufacture of prostheses
FR880260A (en) Process for the manufacture of enamel varnish
FR859097A (en) Process for the production of weakly polymeric polystyrols
DK70327C (en) Process for the production of selenium rectifiers of the multilayer type.
FR868924A (en) Process for manufacturing processed cheese