TREA

Hand tools or hand-held power-operated tools specially adapted for dislodging minerals

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Industry

  • CPC
  • E21C37/22
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21CMINING OR QUARRYING E21C37/00Other methods or devices for dislodging with or without loading

Current Industry

E21C37/22Hand tools or hand-held power-operated tools specially adapted for dislodging minerals
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Grinder bit
    • Patent number 8,567,872
    • Issue date Oct 29, 2013
    • Raytheon Company
    • Jonathan J. Carr
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Boom arrangement for a scaling device and scaling device
    • Patent number 7,695,072
    • Issue date Apr 13, 2010
    • Atlas Copco Rock Drillas AB
    • Jonas Orgård
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mine scaling vehicle
    • Patent number 7,303,238
    • Issue date Dec 4, 2007
    • Oldenburg Group Incorporated
    • David H. Remus
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Scaling assembly
    • Patent number 7,207,633
    • Issue date Apr 24, 2007
    • Astec Industries, Inc.
    • John Wittenberg
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Scaling bar
    • Patent number 6,901,621
    • Issue date Jun 7, 2005
    • Atelier D'Usinage Laquerre & Fils
    • Marcellin Bruneau
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Prospector tool
    • Patent number 5,507,051
    • Issue date Apr 16, 1996
    • Alexander Mazon
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Mechanized scaling bar
    • Patent number 5,409,300
    • Issue date Apr 25, 1995
    • Claude Bourgoin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and apparatus for scaling mine roofs and ribs
    • Patent number 5,407,252
    • Issue date Apr 18, 1995
    • Carey Salt Company, Inc.
    • Huey P. Perero
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Cheeking device, particularly for the hanging roof in mines, underg...
    • Patent number 4,871,214
    • Issue date Oct 3, 1989
    • Sories
    • Bernard Pradelle
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Demolition tool for breaking solid materials
    • Patent number 4,264,107
    • Issue date Apr 28, 1981
    • Institut Cerac SA.
    • Walter Janach
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Method and device for breaking a hard compact material
    • Patent number 4,204,715
    • Issue date May 27, 1980
    • Atlas Copco Aktiebolag
    • Erik V. Lavon
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulically operated impact devices
    • Patent number 4,155,287
    • Issue date May 22, 1979
    • Hydroacoustics Inc.
    • Roger L. Selsam
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Electrohydraulically operated portable power tool
    • Patent number 4,094,365
    • Issue date Jun 13, 1978
    • Robert Bosch GmbH
    • Karl Wanner
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Demolition tool
    • Patent number 4,034,816
    • Issue date Jul 12, 1977
    • Louis L. Lutich
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Breathing protector boot for impactor tools
    • Patent number 4,002,079
    • Issue date Jan 11, 1977
    • William A. Hall
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electrohydraulically operated portable power tool
    • Patent number 3,995,703
    • Issue date Dec 7, 1976
    • Robert Bosch GmbH
    • Karl Wanner
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Impact action mechanism
    • Patent number 3,941,101
    • Issue date Mar 2, 1976
    • Alexandr Dmitrievich Kostylev
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3800664
    • Patent number 3,800,664
    • Issue date Apr 2, 1974
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3774502
    • Patent number 3,774,502
    • Issue date Nov 27, 1973
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3402776
    • Patent number 3,402,776
    • Issue date Sep 24, 1968
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    3330602
    • Patent number 3,330,602
    • Issue date Jul 11, 1967
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3106419
    • Patent number 3,106,419
    • Issue date Oct 8, 1963
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2717674
    • Patent number 2,717,674
    • Issue date Sep 13, 1955
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2685367
    • Patent number 2,685,367
    • Issue date Aug 3, 1954
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2359213
    • Patent number 2,359,213
    • Issue date Sep 26, 1944
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1892863
    • Patent number 1,892,863
    • Issue date Jan 3, 1933
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1892994
    • Patent number 1,892,994
    • Issue date Jan 3, 1933
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1858518
    • Patent number 1,858,518
    • Issue date May 17, 1932
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1349641
    • Patent number 1,349,641
    • Issue date Aug 17, 1920
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    SCALING BAR
    • Publication number 20210396136
    • Publication date Dec 23, 2021
    • Steven M. Elliott
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    GRINDER BIT
    • Publication number 20100074705
    • Publication date Mar 25, 2010
    • Jonathan J. Carr
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Boom arrangement for a scaling device and scaling device
    • Publication number 20090121537
    • Publication date May 14, 2009
    • Jonas Orgard
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Scaling assembly with pivotally mounted pick component
    • Publication number 20070145811
    • Publication date Jun 28, 2007
    • John Wittenberg
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Scaling assembly
    • Publication number 20050077777
    • Publication date Apr 14, 2005
    • Astec Industries, Inc.
    • John Wittenberg
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Scaling bar
    • Publication number 20040012005
    • Publication date Jan 22, 2004
    • Marcellin Bruneau
    • B66 - HOISTING LIFTING HAULING