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Class Information
Number: 210/709
Name: Liquid purification or separation > Processes > Making an insoluble substance or accreting suspended constituents > Controlling process in response to stream condition
Description: Process in which a probe or sensor conveys to an actuating means a change in or the existence of a predetermined parameter, of a condition in the liquid being treated and the actuating means varies, ceases, or initiates at least one element of a treatment.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7445717 |
Process for treating waste from the production of energetics |
Nov. 4, 2008 |
| 7442311 |
Emulsion and effluent treatment processes |
Oct. 28, 2008 |
| 7429329 |
Hybrid chemical/mechanical dewatering method for sewage treatment plants |
Sep. 30, 2008 |
| 7422692 |
Raw influent treatment processes eliminating secondary biological treatment |
Sep. 9, 2008 |
| 7404898 |
Method and installation for the production of lime water from deionised water |
Jul. 29, 2008 |
| 7374689 |
System and method of gas energy management for particle flotation and separation |
May. 20, 2008 |
| 7338604 |
Process for recycling paint flush solution |
Mar. 4, 2008 |
| 7303685 |
Polymer control system |
Dec. 4, 2007 |
| 7279103 |
Process for the purification of acidic metal-bearing waste waters to permissible discharge levels with recovery of marketable metal products |
Oct. 9, 2007 |
| 7273561 |
Method for determining the chemical dosage required to reduce sulfides in wastewater to acceptable levels |
Sep. 25, 2007 |
| 7264733 |
Method for treating heavy-metal-containing wastewater using sulfidizing agent |
Sep. 4, 2007 |
| 7220382 |
Use of disulfonated anthracenes as inert fluorescent tracers |
May. 22, 2007 |
| 7220360 |
Integrated technology in sequential treatment of organics and heavy metal ions wastewater |
May. 22, 2007 |
| 7204930 |
Water purification system and method |
Apr. 17, 2007 |
| 7189327 |
Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
Mar. 13, 2007 |
| 7182873 |
Method of fluoride-containing wastewater treatment |
Feb. 27, 2007 |
| 7157008 |
Apparatus and process for water conditioning |
Jan. 2, 2007 |
| 7153436 |
Method for enhancing cyclonic vessel efficiency with polymeric additives |
Dec. 26, 2006 |
| 7090777 |
Aggregation precipitation method |
Aug. 15, 2006 |
| 7087174 |
Enhanced recovery of useful coal, potassium chloride and borax from screen bowl centrifuge |
Aug. 8, 2006 |
| 7037433 |
Methods for water and wastewater sludge treatment using floc or network strength |
May. 2, 2006 |
| 7034193 |
Method for purifying spent acid |
Apr. 25, 2006 |
| 7014775 |
Method for mixing additives with sludge in a powered line blender |
Mar. 21, 2006 |
| 7014773 |
Demulsification of emulsions by socillatory mixing |
Mar. 21, 2006 |
| 7014774 |
Method of treating oil-containing waste water |
Mar. 21, 2006 |
| 7001525 |
Method for the treatment of water by ballasted flocculation and gravity separation with variable function modes |
Feb. 21, 2006 |
| 7001524 |
Method for removing scale causing chemicals in hot water systems |
Feb. 21, 2006 |
| 6989103 |
Method for separating fluids |
Jan. 24, 2006 |
| 6986358 |
Method and composition to decrease iron sulfide deposits in pipe lines |
Jan. 17, 2006 |
| 6962662 |
Process for treating lightly contaminated acid mine water |
Nov. 8, 2005 |
| 6916427 |
Electrochemical method for treating wastewater |
Jul. 12, 2005 |
| 6896817 |
Essentially insoluble heavy metal sulfide slurry for wastewater treatment |
May. 24, 2005 |
| 6893572 |
Solids accumulating flotation separator |
May. 17, 2005 |
| 6849190 |
Methods for polymer addition control for water treatment |
Feb. 1, 2005 |
| 6824692 |
Installation for measuring concentration in dense granular material of a flow and water treatment system comprising same |
Nov. 30, 2004 |
| 6818799 |
Process for removing tar from spent acid |
Nov. 16, 2004 |
| 6797179 |
Method for removing dissolved metals from wastewater by electrocoagulation |
Sep. 28, 2004 |
| 6776914 |
Process for treating liquid septage |
Aug. 17, 2004 |
| 6733679 |
Method of treating an electroless plating waste |
May. 11, 2004 |
| 6716358 |
Demulsification of water-in-oil emulsions |
Apr. 6, 2004 |
| 6652757 |
Method for high speed dewatering of slurries |
Nov. 25, 2003 |
| 6645385 |
System and method for removal of fluoride from wastewater using single fluoride sensing electrode |
Nov. 11, 2003 |
| 6578781 |
Method for the disintegration sewage sludge |
Jun. 17, 2003 |
| 6565755 |
Sludge density measurement for controlling a sludge treatment stage |
May. 20, 2003 |
| 6535795 |
Method for chemical addition utilizing adaptive optimization |
Mar. 18, 2003 |
| 6514418 |
Method of dewatering slurries using leaf filters (filter presses) |
Feb. 4, 2003 |
| 6495049 |
On premise water treatment system with temperature control water release and method |
Dec. 17, 2002 |
| 6491827 |
Process for reducing true color in waste liquids |
Dec. 10, 2002 |
| 6468994 |
Budesonide particles and pharmaceutical compositions containing them |
Oct. 22, 2002 |
| 6454949 |
Highly accelerated process for removing contaminants from liquids |
Sep. 24, 2002 |
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