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Class Information
Number: 700/282
Name: Data processing: generic control systems or specific applications > Specific application, apparatus or process > Mechanical control system > Flow control (e.g., valve or pump control)
Description: Subject matter comprising means for regulating (e.g., diversion, cutoff, modulation) the passage or the flow capacity of a fluid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5260875 |
Networked agricultural monitoring and control system |
Nov. 9, 1993 |
| 5259909 |
System and method for the checking of a reactive plasma machine |
Nov. 9, 1993 |
| 5255205 |
Method and apparatus for regulating fluid flow |
Oct. 19, 1993 |
| 5251148 |
Integrated process control valve |
Oct. 5, 1993 |
| 5248577 |
Reactant concentration control method and apparatus for precipitation reactions |
Sep. 28, 1993 |
| 5235526 |
Multi-probed sonde including microprocessor |
Aug. 10, 1993 |
| 5220517 |
Process gas distribution system and method with supervisory control |
Jun. 15, 1993 |
| 5202813 |
Driver device for a duty solenoid valve |
Apr. 13, 1993 |
| 5195048 |
System and method for exhausting vapor from a heated pressure chamber |
Mar. 16, 1993 |
| 5182720 |
Apparatus for controlling and monitoring a lubricating system |
Jan. 26, 1993 |
| 5174152 |
Power operated valve stem thrust verification test system |
Dec. 29, 1992 |
| 5164074 |
Hydrodesulfurization pressure control |
Nov. 17, 1992 |
| 5148841 |
Filling apparatus for filling receptacle with metered weights |
Sep. 22, 1992 |
| 5148374 |
Desiccant space conditioning control system and method |
Sep. 15, 1992 |
| 5142483 |
Pressure regulating system for positive shut-off pressure controller |
Aug. 25, 1992 |
| 5139548 |
Gas liquefaction process control system |
Aug. 18, 1992 |
| 5132918 |
Method for control of a distillation process |
Jul. 21, 1992 |
| 5132904 |
Remote well head controller with secure communications port |
Jul. 21, 1992 |
| 5128881 |
Means and methods for predicting hold time in enclosures equipped with a total flooding fire extinguishing system |
Jul. 7, 1992 |
| 5125753 |
Device to measure flow-through and/or quantity of heat |
Jun. 30, 1992 |
| 5126934 |
Gas distribution system |
Jun. 30, 1992 |
| 5124934 |
Constant feed water device |
Jun. 23, 1992 |
| 5107713 |
Air sampling pump |
Apr. 28, 1992 |
| 5097432 |
Evaluation method of flow analysis on molding of a molten material |
Mar. 17, 1992 |
| 5097431 |
Evaluation method of flow analysis on molding of a molten material |
Mar. 17, 1992 |
| 5091844 |
Preemptive constraint control |
Feb. 25, 1992 |
| 5089975 |
Method and apparatus for controlling the flow of process fluids |
Feb. 18, 1992 |
| 5070846 |
Method for estimating and correcting bias errors in a software air meter |
Dec. 10, 1991 |
| 5067454 |
Self compensating flow control lubrication system |
Nov. 26, 1991 |
| 5060167 |
Electronic programmable water treatment controller |
Oct. 22, 1991 |
| 5056554 |
Fluid loss, damage prevention and control system |
Oct. 15, 1991 |
| 5054385 |
Pasteurizing control apparatus |
Oct. 8, 1991 |
| 5056036 |
Computer controlled metering pump |
Oct. 8, 1991 |
| 5053111 |
Method and apparatus for the batch distillation of water |
Oct. 1, 1991 |
| 5047965 |
Microprocessor controlled gas pressure regulator |
Sep. 10, 1991 |
| 5040126 |
Method for predicting steady-state conditions |
Aug. 13, 1991 |
| 5040106 |
Apparatus for drawing a pre-selectable quantity of liquid |
Aug. 13, 1991 |
| 4999117 |
Monitoring method for wastewater pump station and compatible apparatus |
Mar. 12, 1991 |
| 4994984 |
System and device for supplying desired liquid volumes by means of a metering pump in variable flow rate condition |
Feb. 19, 1991 |
| 4989160 |
Apparatus and method for controlling functions of automated gas cabinets |
Jan. 29, 1991 |
| 4979119 |
Method and system for monitoring the propellant consumption of a space vehicle |
Dec. 18, 1990 |
| 4975238 |
Control system for a nuclear steam power plant |
Dec. 4, 1990 |
| 4975852 |
Circuit configuration for controlling the auxiliary energy supply system of a brake system with anti-lock control and/or traction slip control |
Dec. 4, 1990 |
| 4968295 |
Method of separating the constituents of the blood |
Nov. 6, 1990 |
| 4951224 |
Control device for fluid flow |
Aug. 21, 1990 |
| 4949276 |
Method and apparatus for preventing surge in a dynamic compressor |
Aug. 14, 1990 |
| 4931187 |
Cooling tower system |
Jun. 5, 1990 |
| 4910682 |
Method of calibrating and determining the rotational and fluid delivery velocities of a peristaltic fluid pump |
Mar. 20, 1990 |
| 4905161 |
Flow stability reporting system for a liquid chromatography system |
Feb. 27, 1990 |
| 4897181 |
Hydrodesulfurization pressure control |
Jan. 30, 1990 |
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