Well cementing slurries containing fibers

Details Well cementing slurries containing fibers Well cementing slurries containing fibers

2008-07-15

2008-07-15

Bates, Zakiya W. (Department: 3676)

Wells

Processes

Cementing, plugging or consolidating

C106S644000, C106S724000

Reexamination Certificate

active

07398828

ABSTRACT:
The problem of fiber or particle settling in well cement slurries is addressed by providing a fluid containing two fiber components of differing properties. Such a well treatment fluid, comprising a base fluid; a first fiber component that it substantially more dense than the base fluid; and a second fiber component that has a density close to that of the base fluid and is relatively flexible.

REFERENCES:
patent: 3844351 (1974-10-01), Sutton et al.
patent: 4871395 (1989-10-01), Sugama
patent: 6197106 (2001-03-01), Tieckelmann et al.
patent: 6308777 (2001-10-01), Chatterji et al.
patent: 6458198 (2002-10-01), Baret et al.
patent: 7178597 (2007-02-01), Reddy et al.
patent: 03014040 (2003-02-01), None

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