ADDITIVE TO CONTROL LOSS OF LIQUID, BREAKDOWN AGENT WITH THIS ADDITIVE AND METHODS FOR HYDRAULIC BREAKDOWN OF UNDERGROUND FORMATION AND CONTROL OF LIQUID LOSS IN CASE OF HYDRAULIC BREAKDOWN WITH APPLICATION OF THIS BREAKDOWN AGENT Russian patent published in 2009 - IPC C09K8/68 E21B43/26

Abstract RU 2369626 C2

FIELD: mining.

SUBSTANCE: invention is related to breakdown agents, which include additive to control liquid loss, and methods of application of such breakdown agents in broken underground formations. Breakdown agent contains thickener and additive to control liquid loss, which contains deformable decomposed substance.

EFFECT: higher efficiency of liquid loss control in case of hydraulic rupture.

62 cl

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RU 2 369 626 C2

Authors

Todd Brehdli L.

Slabaf Billi F.

Munos Trinidad Ml.

Parker Mark A.

Dates

2009-10-10—Published

2004-12-22—Filed