US PATENT SUBCLASS 702 / 100
.~ Fluid or fluid flow measurement


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

85  DF  CALIBRATION OR CORRECTION SYSTEM {18}
100.~ Fluid or fluid flow measurement


DEFINITION

Classification: 702/100

Fluid or fluid flow measurement:

(under subclass 85) Subject matter comprising means to calibrate or correct fluid or fluid flow measuring instrument or signal representing such measurement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12+, for fluid investigation in earth formation of a well logging or borehole measurement system.

45+, for flow metering.

50+, for fluid measurement.

114, for testing of a pneumatic or hydraulic system.

SEE OR SEARCH CLASS 73, Measuring and Testing,

1.16+, for instrument proving or calibrating of volume or flow, speed of flow, volume rate of flow, or mass rate of flow, subclasses 1.57+for fluid pressure instrument proving or calibrating with signal correction or processing, and subclasses 1.73+ for calibration of a liquid level and volume measuring device.

364, Electrical Computers and Data Processing Systems,

528.16, for control of fluid level or volume, and subclasses 528.17+ for flow control.