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David R. Sageman

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  • San Rafael, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for combined cycle electrical power generation
    • Patent number 4,444,007
    • Issue date Apr 24, 1984
    • Chevron Research Company
    • David S. Mitchell
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gasification process for carbonaceous materials
    • Patent number 4,443,229
    • Issue date Apr 17, 1984
    • Chevron Research Company
    • David Sageman
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Carbon dioxide acceptor process using countercurrent plug flow
    • Patent number 4,191,540
    • Issue date Mar 4, 1980
    • Chevron Research Company
    • David S. Mitchell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Indirect heat retorting process with cocurrent and countercurrent f...
    • Patent number 4,183,800
    • Issue date Jan 15, 1980
    • Chevron Research Company
    • David S. Mitchell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Countercurrent plug-like flow of two solids
    • Patent number 4,157,245
    • Issue date Jun 5, 1979
    • Chevron Research Company
    • David S. Mitchell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Gasification process
    • Patent number 4,137,053
    • Issue date Jan 30, 1979
    • Chevron Research Company
    • David S. Mitchell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Retorting process
    • Patent number 4,133,739
    • Issue date Jan 9, 1979
    • Chevron Research Company
    • David S. Mitchell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...