TREA

Bronnteknologiutvikling AS

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  • Trondheim, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reinforcement ring
    • Patent number 7,416,770
    • Issue date Aug 26, 2008
    • Bronnteknologiutvikling AS
    • Espen Hiorth
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Downhole plug
    • Patent number 7,290,603
    • Issue date Nov 6, 2007
    • Bronnteknologiutvikling AS
    • Espen Hiorth
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and device related to a retrievable well plug
    • Patent number 7,178,602
    • Issue date Feb 20, 2007
    • Bronnteknologiutvikling AS
    • Espen Hiorth
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for use with a retrievable bridge plug
    • Patent number 6,234,249
    • Issue date May 22, 2001
    • Bronnteknologiutvikling AS
    • Frode Andersen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Expandable retrievable bridge plug
    • Patent number 6,142,227
    • Issue date Nov 7, 2000
    • Bronnteknologiutvikling AS
    • Epen Hiorth
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

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