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Paul J. Cheng

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  • Bartlesville, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing carbide products
    • Patent number 5,165,916
    • Issue date Nov 24, 1992
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Apparatus for producing carbon black
    • Patent number 4,859,426
    • Issue date Aug 22, 1989
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    High mixing reactor process
    • Patent number 4,729,885
    • Issue date Mar 8, 1988
    • Phillips Petroleum Co.
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Pitch conversion
    • Patent number 4,704,333
    • Issue date Nov 3, 1987
    • Phillips Petroleum Company
    • Tammy M. Elkins
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Counter-rotational flow in a carbon black reactor
    • Patent number 4,629,615
    • Issue date Dec 16, 1986
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Pitch conversion
    • Patent number 4,600,496
    • Issue date Jul 15, 1986
    • Phillips Petroleum Company
    • Paul J. Cheng
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Auto-preseparation of carbon black
    • Patent number 4,590,039
    • Issue date May 20, 1986
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing carbon black
    • Patent number 4,554,149
    • Issue date Nov 19, 1985
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Decreasing carbon black reactor fouling rate
    • Patent number 4,550,013
    • Issue date Oct 29, 1985
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Self-cleaning heat exchanger
    • Patent number 4,524,725
    • Issue date Jun 25, 1985
    • Paul J. Cheng
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method of producing carbon black
    • Patent number 4,503,027
    • Issue date Mar 5, 1985
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Counter-rotational flow in a carbon black reactor
    • Patent number 4,501,720
    • Issue date Feb 26, 1985
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing carbon black
    • Patent number 4,490,346
    • Issue date Dec 25, 1984
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Differential flow rate sensor
    • Patent number 4,481,828
    • Issue date Nov 13, 1984
    • Phillips Petroleum Company
    • Paul J. Cheng
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Carbon black manufacture
    • Patent number 4,446,108
    • Issue date May 1, 1984
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Apparatus for producing carbon black
    • Patent number 4,439,400
    • Issue date Mar 27, 1984
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Carbon black process
    • Patent number 4,418,050
    • Issue date Nov 29, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Auto-preseparation of carbon black
    • Patent number 4,396,590
    • Issue date Aug 2, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method and apparatus for vortex flow carbon black production
    • Patent number 4,394,350
    • Issue date Jul 19, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process and apparatus for making carbon black
    • Patent number 4,383,973
    • Issue date May 17, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Decreasing carbon black reactor fouling rate
    • Patent number 4,371,511
    • Issue date Feb 1, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method for removing carbon black deposits
    • Patent number 4,370,309
    • Issue date Jan 25, 1983
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Carbon black production
    • Patent number 4,368,182
    • Issue date Jan 11, 1983
    • Phillips Petroleum Company
    • King L. Mills
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Carbon black manufacture
    • Patent number 4,339,422
    • Issue date Jul 13, 1982
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing carbon black
    • Patent number 4,328,199
    • Issue date May 4, 1982
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for making carbon black
    • Patent number 4,327,069
    • Issue date Apr 27, 1982
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for vortex flow carbon black production
    • Patent number 4,321,248
    • Issue date Mar 23, 1982
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for producing carbon black
    • Patent number 4,315,901
    • Issue date Feb 16, 1982
    • Phillips Petroleum Company
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Carbon black process
    • Patent number 4,313,921
    • Issue date Feb 2, 1982
    • Phillips Petroleum Co.
    • Paul J. Cheng
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for filtering dust
    • Patent number 4,306,888
    • Issue date Dec 22, 1981
    • Phillips Petroleum Company
    • Paul J. Cheng
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL