With feedback passage[s] between devices of cascade

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluidic oscillators for use with a subterranean well

    • Patent number 8,418,725
    • Issue date Apr 16, 2013
    • Halliburton Energy Services, Inc.
    • Roger L. Schultz
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Valve cover and its related system

    • Patent number 6,053,207
    • Issue date Apr 25, 2000
    • George W. Benedetti
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pump and master valve circuit isolator apparatus

    • Patent number 5,861,685
    • Issue date Jan 19, 1999
    • James E. Geiger
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Fluidic oscillating nozzle

    • Patent number 4,955,547
    • Issue date Sep 11, 1990
    • Spectra Technologies, Inc.
    • Robert L. Woods
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluidic oscillating nozzle

    • Patent number 4,905,909
    • Issue date Mar 6, 1990
    • Spectra Technologies, Inc.
    • Robert L. Woods
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method for improving signal-to-noise ratios in fluidic circuits and...

    • Patent number 4,874,016
    • Issue date Oct 17, 1989
    • Allied-Signal Inc.
    • Raymond R. Tseng
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluidic pump control systems

    • Patent number 4,852,613
    • Issue date Aug 1, 1989
    • United Kingdon Atomic Energy Authority
    • John R. Tippetts
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Fluidic set point amplifier apparatus and method, and uses thereof

    • Patent number 4,833,880
    • Issue date May 30, 1989
    • Allied-Signal Inc.
    • Donald W. Chapin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fluid property measuring device

    • Patent number 4,644,781
    • Issue date Feb 24, 1987
    • The United States of America as represented by the Secretary of the Army
    • George Mon
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Apparatus and method for temperature compensation of fluidic circuits

    • Patent number 4,276,895
    • Issue date Jul 7, 1981
    • The United States of America as represented by the Secretary of the Army
    • Tadeusz M. Drzewiecki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servovalve having fluidic actuator

    • Patent number 4,265,162
    • Issue date May 5, 1981
    • Vincent F. Neradka
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluidic temperature sensor

    • Patent number 4,265,116
    • Issue date May 5, 1981
    • The Garrett Corporation
    • Paul S. Evans
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Fluidic oscillator with resonant inertance and dynamic compliance c...

    • Patent number 4,260,106
    • Issue date Apr 7, 1981
    • Peter Bauer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3821537

    • Patent number 3,821,537
    • Issue date Jun 28, 1974
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    3760846

    • Patent number 3,760,846
    • Issue date Sep 25, 1973
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3695283

    • Patent number 3,695,283
    • Issue date Oct 3, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3682191

    • Patent number 3,682,191
    • Issue date Aug 8, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3675668

    • Patent number 3,675,668
    • Issue date Jul 11, 1972
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3621655

    • Patent number 3,621,655
    • Issue date Nov 23, 1971
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3620089

    • Patent number 3,620,089
    • Issue date Nov 16, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3605778

    • Patent number 3,605,778
    • Issue date Sep 20, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3590840

    • Patent number 3,590,840
    • Issue date Jul 6, 1971
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3589601

    • Patent number 3,589,601
    • Issue date Jun 29, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3584635

    • Patent number 3,584,635
    • Issue date Jun 15, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3580266

    • Patent number 3,580,266
    • Issue date May 25, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3575187

    • Patent number 3,575,187
    • Issue date Apr 20, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3563259

    • Patent number 3,563,259
    • Issue date Feb 16, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3557815

    • Patent number 3,557,815
    • Issue date Jan 26, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3554205

    • Patent number 3,554,205
    • Issue date Jan 12, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3543782

    • Patent number 3,543,782
    • Issue date Dec 1, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents