FR932625A - Selenium type AC rectifier - Google Patents

Selenium type AC rectifier

Info

Publication number
FR932625A
FR932625A FR932625DA FR932625A FR 932625 A FR932625 A FR 932625A FR 932625D A FR932625D A FR 932625DA FR 932625 A FR932625 A FR 932625A
Authority
FR
France
Prior art keywords
rectifier
selenium type
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR932625A publication Critical patent/FR932625A/en
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Rectifiers (AREA)
FR932625D 1942-01-21 1946-08-23 Selenium type AC rectifier Expired FR932625A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB87242A GB554894A (en) 1942-01-21 1942-01-21 Improvements relating to the manufacture of alternating current rectifiers of the selenium type

Publications (1)

Publication Number Publication Date
FR932625A true FR932625A (en) 1948-03-26

Family

ID=9711963

Family Applications (1)

Application Number Title Priority Date Filing Date
FR932625D Expired FR932625A (en) 1942-01-21 1946-08-23 Selenium type AC rectifier

Country Status (3)

Country Link
US (1) US2378513A (en)
FR (1) FR932625A (en)
GB (1) GB554894A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL70486C (en) * 1945-12-29
US2568780A (en) * 1947-03-01 1951-09-25 Standard Telephones Cables Ltd Rectifier manufacturing process and products obtained thereby
US2858239A (en) * 1956-03-13 1958-10-28 Siemens Ag Method for producing selenium rectifiers
US3303344A (en) * 1963-07-16 1967-02-07 Westinghouse Electric Corp Photoconductive target electrode for a pickup tube and its method of fabrication

Also Published As

Publication number Publication date
US2378513A (en) 1945-06-19
GB554894A (en) 1943-07-23

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