Patents Assigned to AGR CANNSEAL AS
  • Well tool and method for in situ introduction of a treatment fluid into an annulus in a well
    Patent number: 9045975
    Abstract: A well tool (2; 302a, 302b) and method for in situ introduction of a treatment means (151) into a region of an annulus (12), comprising: an anchoring body (38; 338); a perforation device (234) for making a hole (236) through a pipe structure (4); a storage chamber (142a, 142b) for the treatment means (151); a driving means (132, 144, 150) for the treatment means (151); and a flow-through connection device (192) for injection of the treatment means (151).
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: June 2, 2015
    Assignee: AGR CANNSEAL AS
    Inventors: Sven Harald Tønnessen, Bengt Gunnarsson, Arthur Herman Dybevik, Jonathan Eugen Olsen