Seepage loss reducing additive for well working compositions and

Details Seepage loss reducing additive for well working compositions and Seepage loss reducing additive for well working compositions and

1991-02-22

1991-12-31

Stoll, Robert L.

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

252 8551, 175 72, 507910, C09K 700

Patent

active

050769448

ABSTRACT:
The invention provides well working fluid compositions containing cotton burrs ground to certain particle size ranges to decrease the seepage loss of the fluid to fluid permeable formations contacted by the compositions. Also provided is a seepage loss additive comprising the ground cotton burrs in combination with one or more of ground oat hulls, ground corn cobs, hydrophobic organophilic water wettable cotton, ground citrus pulp, ground peanut shells, ground rice hulls, and ground nut shells.

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