TREA

Coal Industry (Patents) Limited

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  • London, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceramic welding
    • Patent number 5,380,563
    • Issue date Jan 10, 1995
    • Coal Industry (Patents) Limited
    • Leslie E. J. Tueker
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Strata movement indicator
    • Patent number 5,345,685
    • Issue date Sep 13, 1994
    • Coal Industry (Patents) Limited
    • Alan S. Bloor
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ceramic candle filter arrangements
    • Patent number 5,296,010
    • Issue date Mar 22, 1994
    • Coal Industry (Patents) Limited
    • Richard K. Clark
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Protective helmets
    • Patent number 5,283,914
    • Issue date Feb 8, 1994
    • Coal Industry (Patents) Limited
    • Granville C. James
    • A42 - HEADWEAR
  • Information Patent Grant

    Coal extract hydrocracking catalyst
    • Patent number 5,236,881
    • Issue date Aug 17, 1993
    • Coal Industry (Patents) Limited
    • Michael A. Jones
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method of steering a mining machine
    • Patent number 5,158,341
    • Issue date Oct 27, 1992
    • Coal Industry (Patents) Limited
    • Foster Lewins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of steering a mining machine
    • Patent number 5,116,103
    • Issue date May 26, 1992
    • Coal Industry (Patents) Limited
    • Foster Lewins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Coal extraction process
    • Patent number 5,110,451
    • Issue date May 5, 1992
    • Coal Industry (Patents) Limited
    • Michael A. Jones
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method of steering a mining machine
    • Patent number 5,106,162
    • Issue date Apr 21, 1992
    • Coal Industry (Patents) Limited
    • Foster Lewins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Test for catalyst activity
    • Patent number 5,059,539
    • Issue date Oct 22, 1991
    • Coal Industry (Patents) Limited
    • Geoffrey M. Kimber
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Apparatus for producing aerated cementitious compositions
    • Patent number 5,013,157
    • Issue date May 7, 1991
    • Coal Industry (Patents) Limited
    • Peter S. Mills
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Coal extraction
    • Patent number 4,997,548
    • Issue date Mar 5, 1991
    • Coal Industry (Patents) Limited
    • Terry D. Rantell
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method and apparatus for steering a mining machine cutter
    • Patent number 4,976,495
    • Issue date Dec 11, 1990
    • Coal Industry (Patents) Limited
    • Foster Lewins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mining machine and method utilizing intensifier for high and low wa...
    • Patent number 4,921,306
    • Issue date May 1, 1990
    • Coal Industry (Patents) Limited
    • Malcolm G. Tomlin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus for locating a member in a borehole
    • Patent number 4,914,432
    • Issue date Apr 3, 1990
    • Coal Industry (Patents) Limited
    • Alan Meadows
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Equipment and method for measuring convergence
    • Patent number 4,913,499
    • Issue date Apr 3, 1990
    • Coal Industry (Patents) Limited
    • Brian G. D. Smart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for extracting and burning methane
    • Patent number 4,907,964
    • Issue date Mar 13, 1990
    • Coal Industry (Patents) Limited
    • Stephen Howarth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Conveyor belt clamp
    • Patent number 4,887,336
    • Issue date Dec 19, 1989
    • Coal Industry (Patents) Limited
    • Robert J. Cann
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method of locating a member in a borehole
    • Patent number 4,879,695
    • Issue date Nov 7, 1989
    • Coal Industry (Patents) Limited
    • Alan Meadows
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Environmental protective garment
    • Patent number 4,876,746
    • Issue date Oct 31, 1989
    • Coal Industry (Patents) Limited
    • Robin M. Howie
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Briquette treatment process
    • Patent number 4,877,418
    • Issue date Oct 31, 1989
    • Coal Industry (Patents) Limited
    • Joseph Goleczka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Filter press cloth hanger
    • Patent number 4,874,512
    • Issue date Oct 17, 1989
    • Coal Industry (Patents) Limited
    • Douglas W. Brown
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method of optically measuring relative angular movement
    • Patent number 4,869,591
    • Issue date Sep 26, 1989
    • Coal Industry (Patents) Limited
    • Andrew D. MacGregor
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Helmet
    • Patent number 4,852,562
    • Issue date Aug 1, 1989
    • Coal Industry (Patents) Limited
    • Robin M. Howie
    • A42 - HEADWEAR
  • Information Patent Grant

    Telemetry system for borehole drilling
    • Patent number 4,792,802
    • Issue date Dec 20, 1988
    • Coal Industry (Patents) Limited
    • Alan Meadows
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Moisture meter
    • Patent number 4,788,853
    • Issue date Dec 6, 1988
    • Coal Industry (Patents) Limited
    • John F. M. Bell
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Coal briquetting process
    • Patent number 4,787,913
    • Issue date Nov 29, 1988
    • Coal Industry (Patents) Limited
    • Joseph Goleczka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Cyclone separator means
    • Patent number 4,783,254
    • Issue date Nov 8, 1988
    • Coal Industry (Patents) Limited
    • Chandulal L. Shah
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Electrode sensor apparatus and method of operating the same
    • Patent number 4,777,349
    • Issue date Oct 11, 1988
    • Coal Industry (Patents) Limited
    • David M. Smith
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of disposing of mining tailings
    • Patent number 4,770,708
    • Issue date Sep 13, 1988
    • Coal Industry (Patents) Limited
    • Anthony S. Atkins
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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