TREA

Edward Harris

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for cleaning coke oven doors
    • Patent number 4,259,760
    • Issue date Apr 7, 1981
    • Koppers Company, Inc.
    • Edward Harris
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Oven door
    • Patent number 4,230,532
    • Issue date Oct 28, 1980
    • Koppers Company, Inc.
    • Edward Harris
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...