TREA

Derek Mark Essam

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  • Eastbourne, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for testing operation of an emergency valve
    • Patent number 6,920,409
    • Issue date Jul 19, 2005
    • Drallim Industries Limited
    • Derek Mark Essam
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Partially stroking an emergency valve
    • Patent number 6,089,269
    • Issue date Jul 18, 2000
    • Drallim Industries Ltd.
    • Derek Mark Essam
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents