TREA

Harvey G. Martin

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  • Birmingham, AL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modular filter for molten metal
    • Patent number 6,231,639
    • Issue date May 15, 2001
    • Metaullics Systems Co., L.P.
    • David J. Eichenmiller
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Molten metal filter
    • Patent number 5,126,047
    • Issue date Jun 30, 1992
    • The Carborundum Company
    • Harvey Martin
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Apparatus for injecting gas into molten metal
    • Patent number 4,973,433
    • Issue date Nov 27, 1990
    • The Carborundum Company
    • Ronald E. Gilbert
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Molten metal pump with filter
    • Patent number 4,940,384
    • Issue date Jul 10, 1990
    • The Carborundum Company
    • Lutfi H. Amra
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Molten metal transfer pipe
    • Publication number 20050285317
    • Publication date Dec 29, 2005
    • Richard S. Henderson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...