TREA

by generating oil foam

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Industry

  • CPC
  • F04B39/0077
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B39/00Component parts, details, or accessories, of pumps or pumping systems, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00

Current Industry

F04B39/0077by generating oil foam
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making foam in an energy efficient compressor
    • Patent number 5,499,908
    • Issue date Mar 19, 1996
    • Tecumseh Products Company
    • Raymond J. Schmitz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for acoustic attenuation in variable speed com...
    • Patent number 5,077,981
    • Issue date Jan 7, 1992
    • Carrier Corporation
    • Richard E. de la Rosa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerant injection into oil for sound reduction
    • Patent number 5,005,376
    • Issue date Apr 9, 1991
    • Carrier Corporation
    • Howard H. Fraser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerant injection into oil for sound reduction
    • Patent number 4,907,414
    • Issue date Mar 13, 1990
    • Carrier Corporation
    • Howard H. Fraser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Noise reduction using suction gas to foam oil
    • Patent number 4,718,829
    • Issue date Jan 12, 1988
    • American Standard Inc.
    • Wei-Ming W. Ma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil stirrer for refrigeration compressor
    • Patent number 4,127,994
    • Issue date Dec 5, 1978
    • White-Westinghouse Corporation
    • Ralph E. Niven
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Noise dampening means in refrigeration motor-compressor units and m...
    • Patent number 4,063,853
    • Issue date Dec 20, 1977
    • Carrier Corporation
    • Carl J. De Groat
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3792755
    • Patent number 3,792,755
    • Issue date Feb 19, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3614384
    • Patent number 3,614,384
    • Issue date Oct 19, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3480205
    • Patent number 3,480,205
    • Issue date Nov 25, 1969
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3182901
    • Patent number 3,182,901
    • Issue date May 11, 1965
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3155312
    • Patent number 3,155,312
    • Issue date Nov 3, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3147914
    • Patent number 3,147,914
    • Issue date Sep 8, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3066857
    • Patent number 3,066,857
    • Issue date Dec 4, 1962
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2990111
    • Patent number 2,990,111
    • Issue date Jun 27, 1961
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents