Method for inhibiting the initiation and propagation of formatio

Boring or penetrating the earth – Processes – Boring with specific fluid

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Details

166292, E21B 2106, E21B 3314, E21B 33138, E21B 4100

Patent

active

052072827

ABSTRACT:
Fracture initiation and propagation during drilling or running casing in a well are prevented or inhibited by including an effective amount of a specially sized solid particulate loss prevention material in the well fluid prior to encountering formation breakdown in a susceptible zone.

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patent: 5076944 (1991-12-01), Cowan et al.

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