US PATENT SUBCLASS 507 / 940
FREEING STUCK OBJECT FROM WELLBORE
Current as of:
June, 1999
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507 /
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EARTH BORING, WELL TREATING, AND OIL FIELD CHEMISTRY
940
FREEING STUCK OBJECT FROM WELLBORE
DEFINITION
Classification: 507/940
FREEING STUCK OBJECT FROM WELLBORE:
Subject matter wherein the well treating composition is intended to aid in the removal of an object which has become jammed or stuck in the wellbore (e.g., part of drill string, etc.).
