PropertyValue
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  • The disclosure defined by this invention is a method and assembly for conducting wireline operations in a deep, subsea location, which includes providing a rig on the surface of a body of water, having a riser extending from the rig floor to the floor of the deep body of water; a hydril positioned on the end of the riser on the sea floor; a plurality of blowout preventers positioned below the rise
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  • patentgenius.com