US PATENT SUBCLASS 702 / 11
.~.~.~ Formation characteristic

Current as of: June, 1999
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702 /   HD   DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING

1  DF  MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT {6}
2  DF  .~ Earth science {4}
6  DF  .~.~ Well logging or borehole study {5}
11.~.~.~ Formation characteristic {1}
12  DF  .~.~.~.~> Fluid flow investigation {1}

DEFINITION

Classification: 702/11

Formation characteristic:

(under subclass 6) Subject matter comprising detail of means for determining physical properties (temperature, pressure, fracture, etc.) related to the earth formations.

SEE OR SEARCH THIS CLASS, SUBCLASS:

10, for dipmeter.

SEE OR SEARCH CLASS

73, Measuring or Testing,

152.02+, for formation logging.

166, Wells,

250.01+, for well processes which include indicating, testing, measuring, or locating, and subclass 66 for well apparatus including electrical signaling means. 175, Boring or Penetrating the Earth,

50, for indicating, testing, or measuring a condition of formation.