High circulation rate packer and setting method for same

Details High circulation rate packer and setting method for same High circulation rate packer and setting method for same

2011-01-04

2011-01-04

Gay, Jennifer H (Department: 3676)

Wells

Processes

Placing or shifting well part

C166S120000, C166S152000

Reexamination Certificate

active

07861791

ABSTRACT:
A high circulation rate packer (50) for establishing a sealing and gripping engagement with a well casing (34) disposed in a wellbore (32). The packer (50) includes a packer mandrel (54), a seal assembly (72) slidably disposed about the packer mandrel (54) that has a running position and a radially expanded sealing position and a cover (74) that is slidably disposed relative to the packer mandrel (54). The cover (74) has a running position wherein the cover is disposed about the seal assembly (72) and a retracted position wherein the cover (74) is at least partially removed from about the seal assembly (72).

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