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Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)

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  • Paris, Cedex, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for adjusting an automatic sluice with a view to ensuring a...
    • Patent number 4,027,487
    • Issue date Jun 7, 1977
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Philippe Alexandre
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    System with photocouplers for automatic checking of operating thyri...
    • Patent number 4,025,845
    • Issue date May 24, 1977
    • Societe Generale de Constructions Electriques et Mecaniques(ALSTHOM)
    • Robert Lhommelet
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric rotating machine having a cryo-inductor
    • Patent number 4,020,371
    • Issue date Apr 26, 1977
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Roger Gillet
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotor for an electric machine having a cryo-inductor
    • Patent number 4,016,444
    • Issue date Apr 5, 1977
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Roger Gillet
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Logic passing device for automatic railway piloting
    • Patent number 4,015,807
    • Issue date Apr 5, 1977
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Guy Bourree
    • B61 - RAILWAYS
  • Information Patent Grant

    Fuel cell structure and system, more particularly for a carbon fuel...
    • Patent number 4,002,493
    • Issue date Jan 11, 1977
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Bernard Warszawski
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Non-linear digital-to-analog convertor
    • Patent number 3,999,181
    • Issue date Dec 21, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Jean-Jacques Hirsch
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method for the conversion of a frequency into a number
    • Patent number 3,997,764
    • Issue date Dec 14, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Jean-Claude Belmonte
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Reverse conduction thyristor
    • Patent number 3,995,306
    • Issue date Nov 30, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Serge Andre
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Sealing arrangement
    • Patent number 3,977,439
    • Issue date Aug 31, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Paul Lambert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power thyristor having a high triggering speed
    • Patent number 3,975,754
    • Issue date Aug 17, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Serge Lehmann
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Surge generators of the plunger type
    • Patent number 3,973,405
    • Issue date Aug 10, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Jacques Duport
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dredging installation
    • Patent number 3,972,137
    • Issue date Aug 3, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Elie Condolios
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Compound turbine rotor
    • Patent number 3,967,919
    • Issue date Jul 6, 1976
    • Societe Generale de Constructions Electriques et Mecaniques (ALSTHOM)
    • Andre Coulon
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

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