Packers and methods of use

Details Packers and methods of use Packers and methods of use

2005-08-26

2009-10-27

Thompson, Kenneth (Department: 3672)

Wells

Processes

Placing or shifting well part

C166S134000, C166S131000, C166S184000, C166S331000

Reexamination Certificate

active

07607487

ABSTRACT:
Packers and methods of using same are described. The packer includes a packer body, a slip to engage a casing of the well and a sealing element to seal an annulus of the well, a fluid bypass chamber adapted to allow fluid passage through the packer body during run in hole and in release position, and a re-settable mandrel slideably engaged with guide pins attached to the packer body and adapted to selectively open and close circulation paths upon actuation. This abstract allows a searcher or other reader to quickly ascertain the subject matter of the disclosure. It will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).

REFERENCES:
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patent: 5271461 (1993-12-01), Decker et al.
patent: 6394184 (2002-05-01), Tolman et al.
patent: 6474419 (2002-11-01), Maier et al.
patent: 6520255 (2003-02-01), Tolman et al.

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