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US 2006/0131032 A1Published application
Lining well bore junctions
AssigneeCDX Gas, LLC
InventorsChristopher Pratt, Bruno Walter
Life of this patent
Estimating the term…
Abstract
A well bore liner is carried on a working string into a main bore of a well. A well bore liner is directed from the main bore into an auxiliary bore of the well with a whipstock. The whipstock is coupled to a working string without withdrawing the working string from the main bore. The whipstock is then relocated in the well using the working string.
Claims17
A method of positioning a well bore liner in a well, comprising:
- receiving the well bore liner carried on a working string in a main bore of the well;
- directing a well bore liner from the main bore into an auxiliary bore of the well with a whipstock;
- coupling the whipstock and the working string without withdrawing the working string from the main bore;
- and
- relocating the whipstock using the working string.
2 more elements
A device for depositing a well bore liner in a well, comprising:
- an assembly adapted to carry the well bore liner into the well and deposit the well bore liner in the well and to engage a whipstock residing at a first location in the well, carry the whipstock to a second location in the well, and release the whipstock.
Dependencies are inferred from the claim text.