Additive for, treatment fluid for, and method of plugging a...

Details Additive for, treatment fluid for, and method of plugging a... Additive for, treatment fluid for, and method of plugging a...

2005-03-15

2005-03-15

Warden, Jill (Department: 1743)

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

C507S204000, C507S903000, C507S904000

Reexamination Certificate

active

06867170

ABSTRACT:
For tubing/casing annulus plug treatment to plug a well, a tubing/casing annulus plug additive including a dry mixture of water soluble crosslinkable polymer, a crosslinking agent, and a reinforcing material of fibers and/or comminuted plant materials. The method of forming a tubing/casing annulus plug fluid includes contacting the additive with water or an aqueous solution, with a method of plugging the tubing/casing annulus of a well further including the step of injecting the fluid into the annulus.

REFERENCES:
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patent: 4566979 (1986-01-01), Githens
patent: 4722397 (1988-02-01), Sydansk et al.
patent: 4957166 (1990-09-01), Sydansk
patent: 4989673 (1991-02-01), Sydansk
patent: 5004553 (1991-04-01), House et al.
patent: 5377760 (1995-01-01), Merrill
patent: 5415229 (1995-05-01), Sydansk

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