TREA

SHW INCORPORATED, A WHOLLY-OWNED SUBSIDIARY OF SCHWAEBISCHE HUETTENWERKE GMBH

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  • WILMINGTON, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Brake disc
    • Patent number 5,823,303
    • Issue date Oct 20, 1998
    • Schwaebische Huettenwerke GmbH
    • Guenther Schwarz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pump unit
    • Patent number 5,765,521
    • Issue date Jun 16, 1998
    • Schwaebische Huettenwerke GmbH
    • Gunther Stutzle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust gas filter
    • Patent number 5,456,069
    • Issue date Oct 10, 1995
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Catalyzer arrangement for the exhaust gases of an internal combusti...
    • Patent number 5,425,236
    • Issue date Jun 20, 1995
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Filter for the separation of impurities from waste gases
    • Patent number 5,405,423
    • Issue date Apr 11, 1995
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Process for the manufacture of a gear wheel in an internal greared
    • Patent number 5,359,771
    • Issue date Nov 1, 1994
    • Schwaebische Huettenwerke GmbH
    • Michael Krehl
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Exhaust gas filter and/or a catalytic converter
    • Patent number 5,335,492
    • Issue date Aug 9, 1994
    • Schwaebische Huettenwerke GmbH
    • Herbert Zirkel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Filter or catalyst body
    • Patent number 5,266,279
    • Issue date Nov 30, 1993
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Filter for the separation of impurities or contaminants
    • Patent number 5,229,078
    • Issue date Jul 20, 1993
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Process for the manufacture of brake discs
    • Patent number 5,228,495
    • Issue date Jul 20, 1993
    • Schwaebische Huettenwerke GmbH
    • Horst Metzler
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Filter
    • Patent number 5,204,067
    • Issue date Apr 20, 1993
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Filter and gas mixing device for use in heating or incineration plants
    • Patent number 5,098,670
    • Issue date Mar 24, 1992
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Fluid filter and method of manufacture
    • Patent number 5,059,326
    • Issue date Oct 22, 1991
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Filter for gases
    • Patent number 5,009,857
    • Issue date Apr 23, 1991
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Mechanism for heat transfer
    • Patent number 4,981,172
    • Issue date Jan 1, 1991
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Filter device for use in heating or incineration plants
    • Patent number 4,971,769
    • Issue date Nov 20, 1990
    • Schwaebische Huettenwerke GmbH
    • Hans A. Haerle
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Spindle head assembly
    • Patent number 4,945,620
    • Issue date Aug 7, 1990
    • Schwaebische Huettenwerke GmbH
    • Arnold Dassler
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for the conditioning of bulk material
    • Patent number 4,930,230
    • Issue date Jun 5, 1990
    • Schwaebische Huetten-Werke GmbH
    • Werner Weckherlen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE