Patents Represented by Attorney DLA Piper LP (US)

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  • Coring apparatus with sensors
    Patent number: 8146684
    Abstract: An apparatus and method obtains a sample from a subterranean formation. The coring apparatus includes an outer core barrel associated with a drill bit; an inner core barrel adapted to accept a core sample; and sensors adapted to provide data relating to downhole conditions. The sensors may be one or more sensors the output of which is indicative of entry of a core sample into the inner core barrel.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: April 3, 2012
    Assignee: Corpro Systems Limited
    Inventor: Phillipe Cravatte