TREA

Stephen A. Rowland

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  • Montreal, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Slurry rising apparatus and method therefor
    • Patent number 5,204,009
    • Issue date Apr 20, 1993
    • Kvaerner Hymac Inc.
    • Steve Rowland
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Screening apparatus for fiber suspensions
    • Patent number 4,776,951
    • Issue date Oct 11, 1988
    • Hymac Ltd.
    • Stephen A. Rowland
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Two stage refiner
    • Patent number 4,700,900
    • Issue date Oct 20, 1987
    • Hymac Ltd.
    • Stephen A. Rowland
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE