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Ronald E. Gilbert

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  • Chardon, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molten metal charge well
    • Patent number 6,036,745
    • Issue date Mar 14, 2000
    • Metaullics Systems Co., L.P.
    • Ronald E. Gilbert
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Molten metal pump with vaned impeller
    • Patent number 5,634,770
    • Issue date Jun 3, 1997
    • Metaullics Systems Co., L.P.
    • Ronald E. Gilbert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Molten metal pump with vaned impeller
    • Patent number 5,586,863
    • Issue date Dec 24, 1996
    • Metaullics Systems Co., L.P.
    • Ronald E. Gilbert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Molten metal pump support post and apparatus for removing it from a...
    • Patent number 5,558,505
    • Issue date Sep 24, 1996
    • Metaullics Systems Co., L.P.
    • George S. Mordue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Molten metal pump with vaned impeller
    • Patent number 5,470,201
    • Issue date Nov 28, 1995
    • Metaullics Systems Co., L.P.
    • Ronald E. Gilbert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Melting metal particles and dispersing gas and additives with vaned...
    • Patent number 5,310,412
    • Issue date May 10, 1994
    • Metaullics Systems Co., L.P.
    • Ronald E. Gilbert
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Melting metal particles and dispersing gas with vaned impeller
    • Patent number 5,294,245
    • Issue date Mar 15, 1994
    • Ronald E. Gilbert
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Molten metal pump with filter
    • Patent number 5,286,163
    • Issue date Feb 15, 1994
    • The Carborundum Company
    • Lutfi Amra
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Molten metal pump
    • Patent number 5,181,828
    • Issue date Jan 26, 1993
    • The Carborundum Company
    • Ronald E. Gilbert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Molten metal pump
    • Patent number 5,165,858
    • Issue date Nov 24, 1992
    • The Carborundum Company
    • Ronald E. Gilbert
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Melting metal particles and dispersing gas with vaned impeller
    • Patent number 5,143,357
    • Issue date Sep 1, 1992
    • The Carborundum Company
    • Ronald E. Gilbert
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Drive system for impeller shafts
    • Patent number 5,092,821
    • Issue date Mar 3, 1992
    • The Carborundum Company
    • Ronald E. Gilbert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Molten metal pump
    • Patent number 5,088,893
    • Issue date Feb 18, 1992
    • The Carborundum Company
    • Ronald E. Gilbert
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Molten metal pump with filter
    • Patent number 5,078,572
    • Issue date Jan 7, 1992
    • The Carborundum Company
    • Lutfi Amra
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • 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

    Apparatus for melting metal particles
    • Patent number 4,747,583
    • Issue date May 31, 1988
    • Eliott B. Gordon
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Molten metal transfer device
    • Patent number 4,474,315
    • Issue date Oct 2, 1984
    • Kennecott Corporation
    • Ronald E. Gilbert
    • B22 - CASTING POWDER METALLURGY