TREA

mounted for orientating or sideways shifting relative to the frame

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Industry

  • CPC
  • E21D9/117
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D9/00Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries

Current Industry

E21D9/117mounted for orientating or sideways shifting relative to the frame
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting apparatus
    • Patent number 11,092,009
    • Issue date Aug 17, 2021
    • Sandvik Intellectual Property AB
    • Luis Garcia
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Cutter assembly with cutter device and method of assembling
    • Patent number 10,260,340
    • Issue date Apr 16, 2019
    • Sandvik Intellectual Property
    • Bernhard Ebner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shield machine
    • Patent number 8,328,293
    • Issue date Dec 11, 2012
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yasunori Kondo
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Extendable cutter drum for a boring machine
    • Patent number 7,475,947
    • Issue date Jan 13, 2009
    • Sandvik Intellectual Property AB
    • Maurice K. LeBegue
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tunnelling machine
    • Patent number 4,232,905
    • Issue date Nov 11, 1980
    • Atlas Copco Aktiebolag
    • Helmut Dick
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mining machinery with guideway for relatively movable cutting units
    • Patent number 4,143,919
    • Issue date Mar 13, 1979
    • Atlow Mining Development Consultants Limited
    • Gordon B. Dawson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Underground excavating machine having independently movable half-fr...
    • Patent number 3,995,907
    • Issue date Dec 7, 1976
    • Linden-Alimak AB
    • Michel Dubois
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rock excavating arched tunnel forming machine
    • Patent number 3,979,151
    • Issue date Sep 7, 1976
    • Coal Industry (Patents) Limited
    • Derek Plummer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3663054
    • Patent number 3,663,054
    • Issue date May 16, 1972
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3647263
    • Patent number 3,647,263
    • Issue date Mar 7, 1972
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3647264
    • Patent number 3,647,264
    • Issue date Mar 7, 1972
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3477762
    • Patent number 3,477,762
    • Issue date Nov 11, 1969
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3446535
    • Patent number 3,446,535
    • Issue date May 27, 1969
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3445137
    • Patent number 3,445,137
    • Issue date May 20, 1969
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2802653
    • Patent number 2,802,653
    • Issue date Aug 13, 1957
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2466709
    • Patent number 2,466,709
    • Issue date Apr 12, 1949
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING APPARATUS
    • Publication number 20200141236
    • Publication date May 7, 2020
    • Sandvik Intellectual Property AB
    • Luis GARCIA
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CUTTER ASSEMBLY WITH CUTTER DEVICE AND METHOD OF ASSEMBLING
    • Publication number 20180306032
    • Publication date Oct 25, 2018
    • Sandvik Intellectual Property AB
    • Bernhard EBNER
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Shield Machine
    • Publication number 20100164274
    • Publication date Jul 1, 2010
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Yasunori Kondo
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Extendable cutter drum for a boring machine
    • Publication number 20080217986
    • Publication date Sep 11, 2008
    • SANDVIK INTELLECTUAL PROPERTY AB
    • Maurice K. LeBegue
    • E21 - EARTH DRILLING MINING