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Magnar Tveiten

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  • Sandnes, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve system
    • Patent number 9,587,463
    • Issue date Mar 7, 2017
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Shear valve
    • Patent number 9,580,991
    • Issue date Feb 28, 2017
    • Petroleum Technology Company AS
    • Kristian Harestad
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve device of a wellhead Christmas tree assembly
    • Patent number 9,500,062
    • Issue date Nov 22, 2016
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve system
    • Patent number 9,140,096
    • Issue date Sep 22, 2015
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for injection and stimulation of fluids in a well bore
    • Patent number 8,684,073
    • Issue date Apr 1, 2014
    • Petroleum Technology Company AS
    • Ole Sevheim
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid injection device
    • Patent number 8,640,776
    • Issue date Feb 4, 2014
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Shear open valve
    • Patent number 8,291,981
    • Issue date Oct 23, 2012
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid injection device
    • Patent number 8,186,440
    • Issue date May 29, 2012
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Fluid injection device
    • Patent number 8,181,705
    • Issue date May 22, 2012
    • Petroleum Technology Company AS
    • Magnar Tveiten
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power lift generator
    • Patent number 8,136,601
    • Issue date Mar 20, 2012
    • Petroleum Technology Company
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Separating a hydrocarbon production stream into its oil, water and...
    • Patent number 7,147,788
    • Issue date Dec 12, 2006
    • Magnar Tveiten
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE SYSTEM
    • Publication number 20140290962
    • Publication date Oct 2, 2014
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Shear valve
    • Publication number 20140130893
    • Publication date May 15, 2014
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Kristian Harestad
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Valve device
    • Publication number 20130291961
    • Publication date Nov 7, 2013
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Valve assembly
    • Publication number 20130206239
    • Publication date Aug 15, 2013
    • Petroleum Technology Technology Company AS
    • Oyvind Stokka
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Actuator device
    • Publication number 20130140033
    • Publication date Jun 6, 2013
    • Erling Kleppa
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fluid injection device
    • Publication number 20130133896
    • Publication date May 30, 2013
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Device and method of enhancing production of hydrocarbons
    • Publication number 20130094975
    • Publication date Apr 18, 2013
    • Øyvind Stokka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE SYSTEM
    • Publication number 20120305256
    • Publication date Dec 6, 2012
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Bellows valve
    • Publication number 20120125621
    • Publication date May 24, 2012
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Oyvind Stokka
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DEVICE FOR INJECTION AND STIMULATION OF FLUIDS IN A WELL BORE
    • Publication number 20110042066
    • Publication date Feb 24, 2011
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Ole Sevheim
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Shear Open Valve
    • Publication number 20100288502
    • Publication date Nov 18, 2010
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Oyvind Stokka
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Power Lift Generator
    • Publication number 20100059222
    • Publication date Mar 11, 2010
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fluid injection device
    • Publication number 20090065215
    • Publication date Mar 12, 2009
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fluid injection device
    • Publication number 20090025938
    • Publication date Jan 29, 2009
    • PETROLEUM TECHNOLOGY COMPANY AS
    • Magnar Tveiten
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Separating a stream containing a multi-phase mixture and comprising...
    • Publication number 20030168391
    • Publication date Sep 11, 2003
    • Magnar Tveiten
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL