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Class Information
Number: 210/143
Name: Liquid purification or separation > Automatic control
Description: Apparatus having means to sense some condition of a treatment operation and operate a control device.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5451314 |
Plant for the treatment of drinking water from raw water |
Sep. 19, 1995 |
| 5449453 |
Plastic media filter |
Sep. 12, 1995 |
| 5445745 |
Filtering method for filtering liquids |
Aug. 29, 1995 |
| 5443719 |
System and reactor for mixing coagulating agents into a contaminated water flow, and for removing contaminants therefrom |
Aug. 22, 1995 |
| 5431811 |
Artificial kidney with device for filtering dialysis liquid |
Jul. 11, 1995 |
| 5427693 |
Modular ozone water treatment apparatus and associated method |
Jun. 27, 1995 |
| 5423977 |
Rotary filter with automatic spray cleaning device for cleaning same |
Jun. 13, 1995 |
| 5421048 |
Laundering decontamination facility and method |
Jun. 6, 1995 |
| 5422014 |
Automatic chemical monitor and control system |
Jun. 6, 1995 |
| 5422016 |
Method and centrifuge for dewatering |
Jun. 6, 1995 |
| 5417853 |
Liquid chromatographic system and operation method |
May. 23, 1995 |
| 5411669 |
Process and apparatus for treating pre-concentrated solid-liquid mixture streams |
May. 2, 1995 |
| 5403472 |
Control of bromination of drinking water |
Apr. 4, 1995 |
| 5395521 |
Automated column equilibration, column loading, column washing and column elution |
Mar. 7, 1995 |
| 5393416 |
Apparatus for maintaining a stable bath for an autodeposition composition by periodically separating particular metal ions from the composition |
Feb. 28, 1995 |
| 5386765 |
Automatic spray ring for use in a juice finisher |
Feb. 7, 1995 |
| 5382356 |
Method and apparatus for controlling sludge dewatering |
Jan. 17, 1995 |
| 5376280 |
Flocculation control system and method |
Dec. 27, 1994 |
| 5372717 |
Separation of metal ions on an anion exchange resin by chromatographic elution |
Dec. 13, 1994 |
| 5362403 |
Filtration apparatus and method for discharging filter cake from a filtration apparatus |
Nov. 8, 1994 |
| 5360549 |
Feed back control deposit inhibitor dosage optimization system |
Nov. 1, 1994 |
| 5350505 |
Plastic media filter |
Sep. 27, 1994 |
| 5344568 |
Hemofiltration system and method |
Sep. 6, 1994 |
| 5338443 |
Filter media tensioning device |
Aug. 16, 1994 |
| 5336398 |
Water treatment device |
Aug. 9, 1994 |
| 5329659 |
Laundering facility and method |
Jul. 19, 1994 |
| 5328599 |
System using sulfide ion-selective electrodes for control of chemical feed of organic sulfide products for metal ion precipitation from waste water |
Jul. 12, 1994 |
| 5326468 |
Water remediation and purification method and apparatus |
Jul. 5, 1994 |
| 5324422 |
User interface for automated peritoneal dialysis systems |
Jun. 28, 1994 |
| 5322626 |
Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids |
Jun. 21, 1994 |
| 5314619 |
Method and apparatus for pond water clarification and maintenance |
May. 24, 1994 |
| 5306420 |
Modular device for collecting, incubating, and filtering multiple samples |
Apr. 26, 1994 |
| 5302253 |
On-line acid monitor and neutralizer feed control of the overhead water in oil refineries |
Apr. 12, 1994 |
| 5298171 |
Method and apparatus for separation of blood into its components |
Mar. 29, 1994 |
| 5294336 |
Apparatus for liquid chromatography for separating AIC components from hemoglobin in blood |
Mar. 15, 1994 |
| 5290359 |
Apparatus for production of a battery paste |
Mar. 1, 1994 |
| 5288398 |
Filter bed backwashing devices and methods |
Feb. 22, 1994 |
| 5284578 |
Apparatus for treating sludge |
Feb. 8, 1994 |
| 5275740 |
Filter press with adaptive automated control arrangement |
Jan. 4, 1994 |
| 5273070 |
Water treatment apparatus |
Dec. 28, 1993 |
| 5268095 |
Self-cleaning filter |
Dec. 7, 1993 |
| 5262049 |
Fluid collecting and dispensing system |
Nov. 16, 1993 |
| 5254241 |
Loading control system for a cyclical centrifugal machine which adjusts pinch position |
Oct. 19, 1993 |
| 5252202 |
Muddy and waste water treatment device and method |
Oct. 12, 1993 |
| 5248442 |
Method and apparatus for measuring shade of hydrocyclone underflow |
Sep. 28, 1993 |
| 5246593 |
Silica scale deposition control |
Sep. 21, 1993 |
| 5242602 |
Spectrophotometric monitoring of multiple water treatment performance indicators using chemometrics |
Sep. 7, 1993 |
| 5242586 |
Column protection system for liquid chromatography system |
Sep. 7, 1993 |
| 5240594 |
System for monitoring and/or controlling liquid-solid separation processes |
Aug. 31, 1993 |
| 5240603 |
Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids |
Aug. 31, 1993 |
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