TREA

John L. Barclay

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  • Tadworth, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solids transfer system
    • Patent number 4,557,637
    • Issue date Dec 10, 1985
    • The British Petroleum Company Limited
    • John L. Barclay
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Apparatus and method for transferring solids
    • Patent number 4,492,497
    • Issue date Jan 8, 1985
    • The British Petroleum Company p.l.c.
    • John L. Barclay
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Production of zeolite agglomerates
    • Patent number 4,405,503
    • Issue date Sep 20, 1983
    • The British Petroleum Company Limited
    • John L. Barclay
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL