TREA

Alfred A. M. Valantin

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  • Clermont (Oise), FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for laying underwater pipelines
    • Patent number 4,345,854
    • Issue date Aug 24, 1982
    • Techniques Industrielles et Minieres
    • Alfred Valantin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method and a device for undersea drilling
    • Patent number 4,255,068
    • Issue date Mar 10, 1981
    • Techniques Industrielles et Minieres
    • Alfred Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Carriage with articulated track
    • Patent number 4,232,911
    • Issue date Nov 11, 1980
    • Charbonnages de France
    • Alfred A. M. Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Channelling machine for cutting a preliminary groove around the wor...
    • Patent number 4,134,620
    • Issue date Jan 16, 1979
    • Sipremec
    • Alfred A. M. Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Advancing support
    • Patent number 4,129,990
    • Issue date Dec 19, 1978
    • Charbonnages de France
    • Alfred Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Roof support
    • Patent number 4,114,385
    • Issue date Sep 19, 1978
    • Charbonnages de France
    • Alfred Alphonse Marie Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Roof supports
    • Patent number 4,109,473
    • Issue date Aug 29, 1978
    • Charbonnages de France
    • Alfred A. Valantin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for effecting translational movement of a machine
    • Patent number 3,990,349
    • Issue date Nov 9, 1976
    • Charbonnages de France
    • Alfred A. M. Valantin
    • B66 - HOISTING LIFTING HAULING