US PATENT SUBCLASS 166 / 250.14
.~.~ Of cementing or plugging technique


Current as of: June, 1999
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166 /   HD   WELLS

244.1  DF  PROCESSES {39}
250.01  DF  .~ With indicating, testing, measuring or locating {21}
250.14.~.~ Of cementing or plugging technique


DEFINITION

Classification: 166/250.14

Of cementing or plugging technique:

(under subclass 250.01) Measuring including the step(s) of determining the quality or ingredients of (a) pipe to formation or pipe to pipe sealing or adhering strength or (b) pipe stopper strength.

SEE OR SEARCH THIS CLASS, SUBCLASS:

285+, for a cementing process.