Patent Assignment
Reel/Frame 029490/0670
Assignment of Assignor's Interest
Recorded: 2012-12-18
Pages: 3
Assignor
ROLLAND, NILS LENNART
Executed: 2012-12-04
Assignee
STATOIL PETROLEUM AS
FORUSBEEN 50, STAVANGER, NO-4035, NORWAY
Covered Property
(1)
Gate Valve, Method for Returned Drilling Mud Pressure Control and/or Well Killing, and Uses of a Gate Valve