Well cementing slurries containing fibers

Details Well cementing slurries containing fibers Well cementing slurries containing fibers

2007-09-11

2007-09-11

Bates, Zakiya (Department: 3676)

Wells

Processes

Cementing, plugging or consolidating

C106S644000, C106S724000

Reexamination Certificate

active

10526679

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:
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patent: 2004/0247846 (2004-12-01), Uzawa et al.
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patent: 2784095 (2000-04-01), None
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patent: WO 03/042494 (2003-05-01), None
XP002279316, May 26, 1983, Central Glass C, 1-10.
Chemical Abstracts, Sep. 1, 1998, Hayashi Riysuke, 1-10.

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