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Class Information
Number: 210/716
Name: Liquid purification or separation > Processes > Making an insoluble substance or accreting suspended constituents > Including step of manufacturing inorganic treating agent
Description: Process including a positive step of preparing the inorganic treating agent to be used to act upon the constituent.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7591952 |
Water treatment mixture and methods and system for use |
Sep. 22, 2009 |
| 7481939 |
Method for removal of phosphate from bodies of water by topical application of phosphate scavenging compositions with a hand held, hose end sprayer |
Jan. 27, 2009 |
| 7476324 |
Methods of synthesizing a ferrate oxidant and its use in ballast water |
Jan. 13, 2009 |
| 7445718 |
Removal of arsenic from drinking and process water |
Nov. 4, 2008 |
| 7438828 |
Water treatment mixture |
Oct. 21, 2008 |
| 7404898 |
Method and installation for the production of lime water from deionised water |
Jul. 29, 2008 |
| 7384573 |
Compositions for wastewater treatment |
Jun. 10, 2008 |
| 7338617 |
Process for preparing a flocculant for water treatment |
Mar. 4, 2008 |
| 7314569 |
Treatment of arsenic-contaminated water using akaganeite adsorption |
Jan. 1, 2008 |
| 7279103 |
Process for the purification of acidic metal-bearing waste waters to permissible discharge levels with recovery of marketable metal products |
Oct. 9, 2007 |
| 7077963 |
Processes for water treatment |
Jul. 18, 2006 |
| 7048860 |
Material for treating acidic waste water |
May. 23, 2006 |
| 6926878 |
Method for removing toxic substances in water |
Aug. 9, 2005 |
| 6923917 |
Phosporous removal from animal waste |
Aug. 2, 2005 |
| 6916431 |
Precipitating chemical |
Jul. 12, 2005 |
| 6896817 |
Essentially insoluble heavy metal sulfide slurry for wastewater treatment |
May. 24, 2005 |
| 6863819 |
Water treatment method |
Mar. 8, 2005 |
| 6843932 |
Inorganic electrolytic coagulant and a method of transforming sludge by using this inorganic electrolytic coagulant |
Jan. 18, 2005 |
| 6830696 |
Treatment of spent pulping liquor with lignin separation to recover alkali pulping chemicals in manufacture of paper pulp |
Dec. 14, 2004 |
| 6706197 |
Method for reducing phosphorus in a body of water |
Mar. 16, 2004 |
| 6607667 |
Method for adsorbing substances using silica adsorbent on magnetic substrate |
Aug. 19, 2003 |
| 6537464 |
Mid-basicity aluminum compounds and methods of making |
Mar. 25, 2003 |
| 6533943 |
Process for the removal of oxidizing agents |
Mar. 18, 2003 |
| 6527975 |
Mineral oxide liquid concentrates for water and wastewater treatment |
Mar. 4, 2003 |
| 6464883 |
Remover of fluoride ion and treatment method for wastewater containing fluoride ion using the same |
Oct. 15, 2002 |
| 6454963 |
Elixir for removing metals from wastewater |
Sep. 24, 2002 |
| 6454949 |
Highly accelerated process for removing contaminants from liquids |
Sep. 24, 2002 |
| 6454962 |
Elixir for removing metals from wastewater |
Sep. 24, 2002 |
| 6419836 |
Composition for treatment of water and reconditioning of soils |
Jul. 16, 2002 |
| 6419832 |
Process for removing dissolved uranium from water |
Jul. 16, 2002 |
| 6383398 |
Composition and process for remediation of waste streams |
May. 7, 2002 |
| 6375919 |
Method for the manufacture of ferric sulfate solution and a water treatment agent using the same |
Apr. 23, 2002 |
| 6358365 |
Metal silicates, cellulose products, and processes thereof |
Mar. 19, 2002 |
| 6322701 |
Water treatment process |
Nov. 27, 2001 |
| 6319412 |
Wastewater treatment process |
Nov. 20, 2001 |
| 6306308 |
Inorganic composition, process of preparation and method of use |
Oct. 23, 2001 |
| 6207059 |
Process for treating wastewater |
Mar. 27, 2001 |
| 6183650 |
Synthetic mineral microparticles and retention aid and water treatment systems and methods using such particles |
Feb. 6, 2001 |
| 6174445 |
Treatment of water with polynucleate metal hydroxide compounds |
Jan. 16, 2001 |
| 6146539 |
Treatment of swimming pool water |
Nov. 14, 2000 |
| 6123854 |
Flocculant compositions and water treatment method using the same |
Sep. 26, 2000 |
| 6110379 |
Method for treating water containing sulfate |
Aug. 29, 2000 |
| 6093328 |
Method for removing toxic substances in water |
Jul. 25, 2000 |
| 6036935 |
Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions |
Mar. 14, 2000 |
| 5997838 |
Polyaluminum chlorides and polyaluminum chlorosulfates methods and compositions |
Dec. 7, 1999 |
| 5993669 |
Method and apparatus for optimizing electrolytic production of a halogen in a water treatment system |
Nov. 30, 1999 |
| 5980749 |
Inclusion methods for purifying a solvent |
Nov. 9, 1999 |
| 5958240 |
System for recycling waste water |
Sep. 28, 1999 |
| 5938970 |
Polynucleate metal hydroxide compounds and method for their preparation |
Aug. 17, 1999 |
| 5916447 |
Method for water treatment |
Jun. 29, 1999 |
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