US PATENT SUBCLASS 507 / 927
WELL CLEANING FLUID


Current as of: June, 1999
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507 /   HD   EARTH BORING, WELL TREATING, AND OIL FIELD CHEMISTRY

927WELL CLEANING FLUID {3}
928  DF  .~> Spacing slug or preflush fluid
929  DF  .~> Cleaning organic contaminant {2}
932  DF  .~> Cleaning sulfur deposits


DEFINITION

Classification: 507/927

WELL CLEANING FLUID:

Subject matter wherein the well treating composition is intended to remove deposits which accumulate in a well during use or which prevent or diminish the accumulation of deposits which would otherwise occur during the use of a well.

(1) Note. Well cleaning indicates removal of a contaminant from the well or prevention of deposit of such contaminant in the well.