BE439047A - - Google Patents

Info

Publication number
BE439047A
BE439047A BE439047DA BE439047A BE 439047 A BE439047 A BE 439047A BE 439047D A BE439047D A BE 439047DA BE 439047 A BE439047 A BE 439047A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE439047A publication Critical patent/BE439047A/xx

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
    • H01L21/08—Preparation of the foundation plate
    • 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
    • H01L21/103—Conversion of the selenium or tellurium to the conductive state
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12528—Semiconductor component

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)
  • Elimination Of Static Electricity (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Light Receiving Elements (AREA)
  • Photovoltaic Devices (AREA)
  • Catalysts (AREA)
  • Thermistors And Varistors (AREA)
BE439047D 1939-07-01 1940-08-09 BE439047A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES137678D DE742935C (en) 1939-07-01 1939-07-01 Electrical semiconductor made from selenium, especially for dry rectifiers
DES8687D DE895339C (en) 1939-07-01 1940-06-16 Electrical semiconductor made from selenium, especially for dry rectifiers

Publications (1)

Publication Number Publication Date
BE439047A true BE439047A (en) 1940-09-30

Family

ID=25994794

Family Applications (1)

Application Number Title Priority Date Filing Date
BE439047D BE439047A (en) 1939-07-01 1940-08-09

Country Status (6)

Country Link
US (1) US2316905A (en)
BE (1) BE439047A (en)
CH (1) CH225868A (en)
DE (2) DE742935C (en)
FR (1) FR872709A (en)
SE (1) SE100881C1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE961365C (en) * 1941-12-13 1957-04-04 Siemens Ag Electrical semiconductor made from selenium, especially for dry rectifiers
DE967323C (en) * 1943-08-06 1957-11-07 Siemens Ag Process for the production of selenium rectifiers, the top electrode of which is thallium added in small quantities
US2447630A (en) * 1943-11-10 1948-08-24 Westinghouse Electric Corp Method of making selenium rectifiers
DE970124C (en) * 1944-01-17 1958-09-04 Siemens Ag Process for the manufacture of selenium rectifiers
US2462949A (en) * 1944-05-24 1949-03-01 Hartford Nat Bank & Trust Co Method of treating selenium
DE924875C (en) * 1944-06-10 1955-03-10 Siemens Ag Selenium rectifier with high thermal load capacity
US2446467A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Dry plate rectifier
BE463238A (en) * 1944-11-20
US2450886A (en) * 1944-11-20 1948-10-12 Standard Telephones Cables Ltd Semiconductor
DE971697C (en) * 1948-10-01 1959-03-12 Siemens Ag Process for the manufacture of selenium rectifiers
NL153851B (en) * 1949-05-30 Lonza Ag PROCESS FOR THE PREPARATION OF METHACRYLIC ACID FROM ALPHA-HYDROXYISOBUTIC ACID.
DE973817C (en) * 1951-03-05 1960-06-15 Licentia Gmbh Method of manufacturing a dry rectifier
NL169311B (en) * 1951-05-05 Ici Ltd PROCESS FOR PREPARING A HYDROXYL GROUP CONTAINING PHENYLSULPHONYL-4-HALOGENEBENZENE SUBSTITUTED AT THE 4' PLACE AND METHOD FOR PREPARING POLYMERS CONTAINING ETHER BONDS CONTAINING 4'-PHENYLSULPHONYL-4-PHENYLENE UNITS.
NL178572B (en) * 1952-06-19 Vaw Ver Aluminium Werke Ag METHOD FOR THE FLUID-FREE SOLDERING OF ALUMINUM MATERIALS.
DE975018C (en) * 1952-07-17 1961-07-06 Siemens Ag Process for the manufacture of selenium rectifiers
DE1060053B (en) * 1953-02-10 1959-06-25 Siemens Ag Process for the production of selenium rectifiers with a multilayer semiconductor with different halogen contents and electropositive additives in the individual layers
DE1156897B (en) * 1954-03-27 1963-11-07 Siemens Ag Selenium rectifier in which the selenium layer is made up of at least two sub-layers with different additive content
NL92960C (en) * 1955-02-07 1900-01-01
DE1125080B (en) * 1960-05-02 1962-03-08 Licentia Gmbh Process for the production of selenium dry rectifiers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE423105A (en) * 1936-08-13 1900-01-01

Also Published As

Publication number Publication date
FR872709A (en) 1942-06-17
SE100881C1 (en) 1941-02-18
DE742935C (en) 1943-12-15
DE895339C (en) 1953-11-02
CH225868A (en) 1943-02-28
US2316905A (en) 1943-04-20

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