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Class Information
Number: 702/100
Name: Data processing: measuring, calibrating, or testing > Calibration or correction system > Fluid or fluid flow measurement
Description: Subject matter comprising means to calibrate or correct fluid or fluid flow measuring instrument or signal representing such measurement.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4819483 |
Level indicator control system for use with capacitance probes in tanks containing substances |
Apr. 11, 1989 |
| 4809174 |
Aircraft energy loading method and apparatus |
Feb. 28, 1989 |
| 4729236 |
Automatic orifice calibrator |
Mar. 8, 1988 |
| 4716536 |
Measurement calibration |
Dec. 29, 1987 |
| 4715786 |
Control method and apparatus for peristaltic fluid pump |
Dec. 29, 1987 |
| 4714005 |
Power transmission |
Dec. 22, 1987 |
| 4671097 |
Calibration system for the calibration of mass flow controllers |
Jun. 9, 1987 |
| 4621228 |
Electric moisture meter |
Nov. 4, 1986 |
| 4581946 |
Instrumental error compensation circuit for flow meter |
Apr. 15, 1986 |
| 4577280 |
Control system for fluid flow distribution |
Mar. 18, 1986 |
| 4576570 |
Automatic combustion control apparatus and method |
Mar. 18, 1986 |
| 4555941 |
Capacitance-type material level indicator |
Dec. 3, 1985 |
| 4545406 |
Valve position indicator and method |
Oct. 8, 1985 |
| 4507974 |
Method and apparatus for measuring flow |
Apr. 2, 1985 |
| 4487065 |
Storage tank level monitoring apparatus and method therefor |
Dec. 11, 1984 |
| 4450715 |
Method for measuring the flow of a medium |
May. 29, 1984 |
| 4445526 |
System and method for controlling the specific gravity and viscosity of the slurry applied to television picture tube faceplates |
May. 1, 1984 |
| 4432230 |
Method and apparatus for calibrating pumps |
Feb. 21, 1984 |
| 4392417 |
Variable dead band pressure control system |
Jul. 12, 1983 |
| 4386406 |
Fuel level measuring method and apparatus of the same |
May. 31, 1983 |
| 4372166 |
Flowmeter system with digital phase shifter and calibration |
Feb. 8, 1983 |
| 4361037 |
Device for electric monitoring of the level of a liquid in a container |
Nov. 30, 1982 |
| 4331262 |
Calibratable automatic fluid dispenser |
May. 25, 1982 |
| 4305281 |
Self-correcting self-checking turbine meter |
Dec. 15, 1981 |
| 4253156 |
Automatic flowmeter calibration system |
Feb. 24, 1981 |
| 4244216 |
Heat flow meter |
Jan. 13, 1981 |
| 4093871 |
Correction circuit |
Jun. 6, 1978 |
| 4090408 |
Fluid quantity indicator |
May. 23, 1978 |
| 4070908 |
Anemometer compensator linearizer |
Jan. 31, 1978 |
| 4052003 |
Liquid spreader control system |
Oct. 4, 1977 |
| 4048474 |
Method and apparatus for timing intravenous liquid drip rate |
Sep. 13, 1977 |
| 4044602 |
Consistometer with internal calibration means |
Aug. 30, 1977 |
| 4029401 |
Automatic quench compensation for liquid scintillation counting system |
Jun. 14, 1977 |
| 3945253 |
Apparatus and method for measuring fluid flow over a wide range of fluid flow conditions and viscosities |
Mar. 23, 1976 |
| 3935435 |
Gasoline dispenser |
Jan. 27, 1976 |
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