TREA

Walter Harris

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  • Tewkesbury, GB
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Patents Grantslast 30 patents

  • 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

    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

    Coal briquetting process
    • Patent number 4,738,685
    • Issue date Apr 19, 1988
    • Coal Industry (Patents) Limited
    • Joseph Goleczka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...