Devices for lifting doors

Patents Grantslast 30 patents

  • Information Patent Grant

    Lid assembly for portable biochar kiln

    • Patent number 11,135,728
    • Issue date Oct 5, 2021
    • Biochar Now, LLC
    • Mikel Olander
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Gripper assembly for portable biochar kiln

    • Patent number 10,751,885
    • Issue date Aug 25, 2020
    • Biochar Now, LLC
    • Mikel Olander
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Apparatus on a coal-charging larry cart for lifting a lid and clean...

    • Patent number 8,714,899
    • Issue date May 6, 2014
    • Uhde GmbH
    • Franz-Josef Schuecker
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Device for lifting and removing oven doors of a cooking oven

    • Patent number 7,077,618
    • Issue date Jul 18, 2006
    • Uhde GmbH
    • Ralf Knoch
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Servicing and emptying apparatus for coke-oven battery

    • Patent number 5,034,104
    • Issue date Jul 23, 1991
    • Gewerkschaft Schalker Eisenhutte
    • Karl Gregor
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Bottom-unheading device and method for vertical vessels

    • Patent number 4,960,358
    • Issue date Oct 2, 1990
    • Foster Wheeler U.S.A.
    • Frank A. DiGiacomo
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Apparatus for cleaning coke oven leveling doors and leveling door f...

    • Patent number 4,808,268
    • Issue date Feb 28, 1989
    • Gewerkschaft Schalker Eisenhutte
    • Karl Feldhaus
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Device for tilting and turning coke-oven doors for maintenance purp...

    • Patent number 4,620,828
    • Issue date Nov 4, 1986
    • Carl Still GmbH & Co. KG.
    • Otto Lemke
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Apparatus for overhauling and repairing doors of horizontal coke-ov...

    • Patent number 4,412,776
    • Issue date Nov 1, 1983
    • Dr. C. Otto & Comp. G.m.b.H.
    • Hans-Jurgen Kwasnik
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Coke-oven-door-extracting apparatus and method

    • Patent number 4,384,652
    • Issue date May 24, 1983
    • Gewerkschaft Schalker Eisenhutte
    • Karl Gregor
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Coke oven door overturning apparatus

    • Patent number 4,306,831
    • Issue date Dec 22, 1981
    • Koritsu Kikai Kogyo Company Limited
    • Yasunobu Matsuno
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Door lifter for coke oven

    • Patent number 4,292,137
    • Issue date Sep 29, 1981
    • Sumitomo Heavy Industries, Ltd.
    • Kenji Fujita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Turret type, single spot coke oven door machine and guide

    • Patent number 4,270,982
    • Issue date Jun 2, 1981
    • Dravo Corporation
    • Ira Lakin
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Door-removal device

    • Patent number 4,225,393
    • Issue date Sep 30, 1980
    • Gewerkschaft Schalker Eisenhutte
    • Karl Gregor
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lift-off device for oven chamber doors of a coke oven

    • Patent number 4,126,520
    • Issue date Nov 21, 1978
    • Hartung, Kuhn & Co. Maschinenfabrik GmbH
    • Lothar Horster
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Device for removing coke oven chamber door

    • Patent number 4,089,424
    • Issue date May 16, 1978
    • Didier Engineering GmbH
    • Franz Steimann
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Door extracting and cleaning machine for coke ovens

    • Patent number 4,026,768
    • Issue date May 31, 1977
    • Dr. C. Otto & Comp. G.m.b.H.
    • Hans Bahnsch
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3817840

    • Patent number 3,817,840
    • Issue date Jun 18, 1974
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3709794

    • Patent number 3,709,794
    • Issue date Jan 9, 1973
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3486978

    • Patent number 3,486,978
    • Issue date Dec 30, 1969
    • E04 - BUILDING
  • Information Patent Grant

    3436316

    • Patent number 3,436,316
    • Issue date Apr 1, 1969
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3191778

    • Patent number 3,191,778
    • Issue date Jun 29, 1965
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3069022

    • Patent number 3,069,022
    • Issue date Dec 18, 1962
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3014746

    • Patent number 3,014,746
    • Issue date Dec 26, 1961
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2972422

    • Patent number 2,972,422
    • Issue date Feb 21, 1961
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2850173

    • Patent number 2,850,173
    • Issue date Sep 2, 1958
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2807372

    • Patent number 2,807,372
    • Issue date Sep 24, 1957
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2800435

    • Patent number 2,800,435
    • Issue date Jul 23, 1957
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2797820

    • Patent number 2,797,820
    • Issue date Jul 2, 1957
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2796995

    • Patent number 2,796,995
    • Issue date Jun 25, 1957
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents