Patent ID: 7331394
Filing Date: 2008-02-19
Classification: E21B

Abstract:
1. A self contained well intervention system for use with a well intervention tool, said system comprising: a well intervention housing having a tool magazine having a magazine housing, at least one magazine pocket for storing at least one deployable tool therein and a magazine chamber for assembling an intervention tool string therein, the magazine pockets being fixed in relation to the magazine housing, and the magazine housing having a housing base portion, the base portion being connected to a valve housing, a valve housing coupled to said magazine housing, said valve housing having a detachable valve means coupled thereto, said well intervention housing and said valve means each having a coupling means for coupling the intervention housing and said valve means to a top portion of a subsea xmas tree, said well intervention housing, said magazine housing, said housing base portion, said valve housing and valve means defining an intervention system throughbore for permitting passage of intervention tools, and tool selection and deployment means coupled to said well intervention housing and being remotely operable from the surface for selecting and retrieving a tool from said magazine and for deploying said tool through said intervention system throughbore into a wellbore.