Seal for relatively movable valving parts

Patents Grantslast 30 patents

  • Information Patent Grant

    Nonreturn valve for an exhaust line

    • Patent number 8,578,963
    • Issue date Nov 12, 2013
    • Centrotherm Systemtechnik GmbH
    • Hans-Jürgen Richter
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Gauge hatch with liquid seal

    • Patent number 6,629,621
    • Issue date Oct 7, 2003
    • The Protectoseal Company
    • Thomas C. Piotrowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power operated air compressor assembly

    • Patent number 6,375,437
    • Issue date Apr 23, 2002
    • Stanley Fastening Systems, LP
    • Patrick B. Nolan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Zero crack-pressure, high-flow valve

    • Patent number 6,250,331
    • Issue date Jun 26, 2001
    • Haemonetics, Corp.
    • Steven M. Nardi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Gauge hatch with diaphragm and liquid seal

    • Patent number 6,244,457
    • Issue date Jun 12, 2001
    • The Protectoseal Company
    • Thomas C. Piotrowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vent valve with liquid seal

    • Patent number 6,056,005
    • Issue date May 2, 2000
    • The Protectoseal Company
    • Thomas C. Piotrowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing arrangement for a valve and more particularly one in the fo...

    • Patent number 5,171,025
    • Issue date Dec 15, 1992
    • Festo KG
    • Kurt Stoll
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mounting fuel injection system components on a fuel rail

    • Patent number 5,146,896
    • Issue date Sep 15, 1992
    • Siemens Automotive L.P.
    • William J. Imoehl
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Magnetic quick action valve

    • Patent number 4,750,705
    • Issue date Jun 14, 1988
    • Man Technologie GmbH
    • Gernot Zippe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Isolation valve

    • Patent number 4,144,902
    • Issue date Mar 20, 1979
    • S.A. des Anciens Etablissements Paul Wurth
    • Rene N. Mahr
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Storage bin with liquid sealed discharge opening

    • Patent number 3,949,907
    • Issue date Apr 13, 1976
    • Astec Industries, Inc.
    • Erbie Gail Mize
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3892257

    • Patent number 3,892,257
    • Issue date Jul 1, 1975
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3566908

    • Patent number 3,566,908
    • Issue date Mar 2, 1971
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3567389

    • Patent number 3,567,389
    • Issue date Mar 2, 1971
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3554558

    • Patent number 3,554,558
    • Issue date Jan 12, 1971
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3110319

    • Patent number 3,110,319
    • Issue date Nov 12, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3098497

    • Patent number 3,098,497
    • Issue date Jul 23, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3003408

    • Patent number 3,003,408
    • Issue date Oct 10, 1961
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2945504

    • Patent number 2,945,504
    • Issue date Jul 19, 1960
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2942615

    • Patent number 2,942,615
    • Issue date Jun 28, 1960
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2864397

    • Patent number 2,864,397
    • Issue date Dec 16, 1958
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2848011

    • Patent number 2,848,011
    • Issue date Aug 19, 1958
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2821504

    • Patent number 2,821,504
    • Issue date Jan 28, 1958
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2811980

    • Patent number 2,811,980
    • Issue date Nov 5, 1957
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2770315

    • Patent number 2,770,315
    • Issue date Nov 13, 1956
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2715909

    • Patent number 2,715,909
    • Issue date Aug 23, 1955
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2710625

    • Patent number 2,710,625
    • Issue date Jun 14, 1955
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2704088

    • Patent number 2,704,088
    • Issue date Mar 15, 1955
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2697443

    • Patent number 2,697,443
    • Issue date Dec 21, 1954
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2689580

    • Patent number 2,689,580
    • Issue date Sep 21, 1954
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    NONRETURN VALVE FOR AN EXHAUST LINE

    • Publication number 20120138168
    • Publication date Jun 7, 2012
    • CENTROTHERM SYSTEMTECHNIK GMBH
    • Hans-Jürgen Richter
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES