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Wilhelm Stewen

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  • Dortmund-Eichlinghofen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Commercial-size, automatic industrial plant having several parts
    • Patent number 5,598,149
    • Issue date Jan 28, 1997
    • Siemens Aktiengesellschaft
    • Klaus-Dieter Schreiter
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Coke-feeding device with housing for a dry cooling installation for...
    • Patent number 5,421,963
    • Issue date Jun 6, 1995
    • Ruhrkohle Aktiengesellschaft
    • Wilhelm Stewen
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Door
    • Patent number 5,279,713
    • Issue date Jan 18, 1994
    • Ruhrkohle Aktiengesellschaft
    • Klaus Wessiepe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Shut-off fittings with a sealing device
    • Patent number 5,238,252
    • Issue date Aug 24, 1993
    • Eisenwerk Heinrich Schilling GmbH & Co.
    • Wilhelm Stewen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Door
    • Patent number 5,150,543
    • Issue date Sep 29, 1992
    • Ruhrkohle AG
    • Klaus Wessiepe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Heating chamber for a coke oven and method of heating a coke oven
    • Patent number 5,137,602
    • Issue date Aug 11, 1992
    • Dr. C. Otto Feuerfest GmbH
    • Wilhelm Stewen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Door
    • Patent number 5,076,019
    • Issue date Dec 31, 1991
    • Ruhrkohle AG
    • Klaus Wessiepe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Door
    • Patent number 4,986,032
    • Issue date Jan 22, 1991
    • Ruhrkohle AG
    • Klaus Wessiepe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method and apparatus for selective after-quenching of coke on a cok...
    • Patent number 4,614,567
    • Issue date Sep 30, 1986
    • Firma Carl Still GmbH & Co. KG
    • Dieter Stahlherm
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Thermometer for coke oven chamber walls
    • Patent number 4,580,908
    • Issue date Apr 8, 1986
    • Dr. C. Otto & Comp. G.m.b.H.
    • Wilhelm Stewen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Coke oven chamber door
    • Patent number 4,502,922
    • Issue date Mar 5, 1985
    • Wilhelm Stewen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Coke oven charge mixtures with coal binder
    • Patent number 4,481,011
    • Issue date Nov 6, 1984
    • Ruhrkohle Aktiengesellscaft
    • Wilhelm Weskamp
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Procedure to control quality of coal
    • Patent number 4,421,604
    • Issue date Dec 20, 1983
    • Ruhrkohle Aktiengesellschaft
    • Wilhelm Weskamp
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method for the production of coke
    • Patent number 4,385,962
    • Issue date May 31, 1983
    • Ruhrkohle Aktiengesellschaft
    • Wilhelm Stewen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...