Expanding well tools

Details Expanding well tools Expanding well tools

2006-08-08

2006-08-08

Bagnell, David (Department: 3672)

Wells

Processes

Placing or shifting well part

C166S206000, C166S316000, C166S334100

Reexamination Certificate

active

07086479

ABSTRACT:
Methods of expanding well tools, which permit operation of the well tools after expansion, are provided. In a described example, a cementing tool includes a valve and a packer. After the cementing tool is expanded, the valve is selectively opened and closed, and the packer is sealingly engaged in a wellbore.

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Haliburton Energy Services brochure entitled, “Multiple Stage Packer Cementing Collar (MSPCC),”undated.

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