Patents Assigned to Hole in One Producer AS
  • Casing device
    Patent number: 8590615
    Abstract: A casing device for a borehole in the ground, in which an annulus is formed between the casing and the wall of the borehole, and in which the casing is provided with at least two packer groups, each including activatable packers, the packers being formed, in their active state, to seal the annulus, and at least one packer group of the activatable packers being connected to sliding sleeves, so that at least one group of packers is movable relative to the casing.
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: November 26, 2013
    Assignee: Hole in One Producer AS
    Inventors: Sigmund Stokka, Bjarne Aas