TREA

Whatman Reeve Angel Limited

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  • Maidstone, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Membrane filter tube and method of preparation
    • Patent number 4,767,426
    • Issue date Aug 30, 1988
    • Whatman Reeve Angel plc
    • Robert Daly
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Filter paper
    • Patent number 4,524,103
    • Issue date Jun 18, 1985
    • Whatman Reeve Angel Public Limited Company
    • Nigel J. Seager
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method of manufacturing an inorganic fiber filter tube and product
    • Patent number 4,376,675
    • Issue date Mar 15, 1983
    • Whatman Reeve Angel Limited
    • Kenneth A. Perrotta
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Apparatus for and method of removing volatile boiler-feed additives...
    • Patent number 4,342,730
    • Issue date Aug 3, 1982
    • Whatman Reeve Angel Limited
    • Kenneth A. Perrotta
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Filter
    • Patent number D263496
    • Issue date Mar 23, 1982
    • Whatman Reeve Angel Limited
    • Philip C. Kimball
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Method of filtering oil from oil-and-water emulsions
    • Patent number 4,309,289
    • Issue date Jan 5, 1982
    • Whatman Reeve Angel Limited
    • Brian A. Head
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method and apparatus for determining oil mist in compressed air
    • Patent number 4,213,044
    • Issue date Jul 15, 1980
    • Whatman Reeve Angel Limited
    • Kenneth A. Perrotta
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Improved filter tube
    • Patent number 4,210,540
    • Issue date Jul 1, 1980
    • Whatman Reeve Angel Limited
    • Kenneth A. Perrotta
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter tube and method of preparing same
    • Patent number 4,169,754
    • Issue date Oct 2, 1979
    • Whatman Reeve Angel Limited
    • Kenneth A. Perrotta
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Porous element and the preparation thereof
    • Patent number 4,116,761
    • Issue date Sep 26, 1978
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method of manufacturing an inside-to-outside flow filter tube
    • Patent number 4,102,736
    • Issue date Jul 25, 1978
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Inside-to-outside flow filter tube and method of using same
    • Patent number 4,102,785
    • Issue date Jul 25, 1978
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter
    • Patent number D248485
    • Issue date Jul 11, 1978
    • Whatman Reeve Angel Limited
    • Richard Strauss
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Disposable filter with interchangeable end elements
    • Patent number 4,062,781
    • Issue date Dec 13, 1977
    • Whatman Reeve Angel Limited
    • Richard Strauss
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    External supported filter
    • Patent number 4,058,456
    • Issue date Nov 15, 1977
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Compressed air dryer
    • Patent number 4,055,403
    • Issue date Oct 25, 1977
    • Whatman Reeve Angel Limited
    • Richard Strauss
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Self-sealing filter tube
    • Patent number RE29447
    • Issue date Oct 18, 1977
    • Whatman Reeve Angel Limited
    • Roger M. Farrow
    • 210 - Liquid purification or separation
  • Information Patent Grant

    Method of making filter tubes
    • Patent number 4,006,054
    • Issue date Feb 1, 1977
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Filter tube
    • Patent number 3,972,694
    • Issue date Aug 3, 1976
    • Whatman Reeve Angel Limited
    • Brian Arthur Head
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter tube holder and filter assembly
    • Patent number 3,954,618
    • Issue date May 4, 1976
    • Whatman Reeve Angel Limited
    • Richard Strauss
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

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