Fluid loss control additives for use with gravel pack placement

Details Fluid loss control additives for use with gravel pack placement Fluid loss control additives for use with gravel pack placement

1993-12-07

1995-05-16

Novosad, Stephen J.

Wells

Processes

Graveling or filter forming

507269, 507277, 507906, E21B 4304, E21B 33138

Patent

active

054152283

ABSTRACT:
Improved fluid loss control in gravel pack placement fluids is achieved when a fluid loss control additive is provided comprising a selectively soluble particulate having a size of less than 1000 microns and having a linear size distribution when cumulative weight percent is plotted against the logarithm of the particle size. The preferred selectively soluble particulate comprises calcium carbonate.

REFERENCES:
patent: 3675717 (1972-07-01), Goins, Jr. et al.
patent: 3852201 (1974-12-01), Jackson
patent: 3989632 (1976-11-01), Fischer et al.
patent: 4141843 (1979-02-01), Watson
patent: 4621692 (1986-11-01), Mondshine
patent: 4957165 (1990-09-01), Cantu et al.
patent: 5228524 (1993-07-01), Johnson et al.
patent: 5234055 (1993-08-01), Cornette

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