Direct-impact devices i.e., devices in which two collinear opposing power streams are impacted

Patents Grantslast 30 patents

  • Information Patent Grant

    Waste heat boiler

    • Patent number 5,852,990
    • Issue date Dec 29, 1998
    • Haldor Topsoe A/S
    • Ivar Ivarsen Primdahl
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    High pressure choke assembly

    • Patent number 4,662,401
    • Issue date May 5, 1987
    • Dowell Schlumberger Incorporated
    • Warren M. Zingg
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluidic control devices

    • Patent number 4,479,515
    • Issue date Oct 30, 1984
    • United Kingdom Atomic Energy Authority
    • John R. Tippetts
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3853617

    • Patent number 3,853,617
    • Issue date Dec 10, 1974
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3789883

    • Patent number 3,789,883
    • Issue date Feb 5, 1974
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3777785

    • Patent number 3,777,785
    • Issue date Dec 11, 1973
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3705595

    • Patent number 3,705,595
    • Issue date Dec 12, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3696828

    • Patent number 3,696,828
    • Issue date Oct 10, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3631875

    • Patent number 3,631,875
    • Issue date Jan 4, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3626962

    • Patent number 3,626,962
    • Issue date Dec 14, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3625238

    • Patent number 3,625,238
    • Issue date Dec 7, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3623497

    • Patent number 3,623,497
    • Issue date Nov 30, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3614962

    • Patent number 3,614,962
    • Issue date Oct 26, 1971
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3603335

    • Patent number 3,603,335
    • Issue date Sep 7, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3598135

    • Patent number 3,598,135
    • Issue date Aug 10, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3587608

    • Patent number 3,587,608
    • Issue date Jun 28, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3581755

    • Patent number 3,581,755
    • Issue date Jun 1, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3548851

    • Patent number 3,548,851
    • Issue date Dec 22, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3549994

    • Patent number 3,549,994
    • Issue date Dec 22, 1970
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3537465

    • Patent number 3,537,465
    • Issue date Nov 3, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3520316

    • Patent number 3,520,316
    • Issue date Jul 14, 1970
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3499458

    • Patent number 3,499,458
    • Issue date Mar 10, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3469592

    • Patent number 3,469,592
    • Issue date Sep 30, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3463365

    • Patent number 3,463,365
    • Issue date Aug 26, 1969
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3461896

    • Patent number 3,461,896
    • Issue date Aug 19, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3456666

    • Patent number 3,456,666
    • Issue date Jul 22, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3446228

    • Patent number 3,446,228
    • Issue date May 27, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3436364

    • Patent number 3,436,364
    • Issue date Apr 1, 1969
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3426780

    • Patent number 3,426,780
    • Issue date Feb 11, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3417769

    • Patent number 3,417,769
    • Issue date Dec 24, 1968
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents