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Class Information
Number: 210/266
Name: Liquid purification or separation > Particulate material type separator, e.g., ion exchange or sand bed > With spaced non-particulate separating means
Description: Apparatus combined with an additional separating means other than a particulate material type and spaced therefrom.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615152 |
Water filter device |
Nov. 10, 2009 |
| 7614507 |
Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
Nov. 10, 2009 |
| 7608965 |
Field controlled axial flux permanent magnet electrical machine |
Oct. 27, 2009 |
| 7604737 |
Water filter device for use with individual containers |
Oct. 20, 2009 |
| 7588686 |
Dual porosity filter |
Sep. 15, 2009 |
| 7584577 |
Rain and storm water filtration systems |
Sep. 8, 2009 |
| 7575678 |
Portable water purification device |
Aug. 18, 2009 |
| 7563364 |
Curb inlet filter |
Jul. 21, 2009 |
| 7507338 |
Universal water purifier unit assembly device |
Mar. 24, 2009 |
| 7468129 |
Oil-water separator |
Dec. 23, 2008 |
| 7465314 |
Desiccant cartridge |
Dec. 16, 2008 |
| 7459079 |
Filter for filtering mutagens from an engine oil |
Dec. 2, 2008 |
| 7449117 |
Filtration unit, installation method for a filtration unit and filtration apparatus |
Nov. 11, 2008 |
| 7442293 |
Oil/water separation apparatus for oil-containing mixture |
Oct. 28, 2008 |
| 7438799 |
Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants |
Oct. 21, 2008 |
| 7438817 |
System and method for treatment of acidic wastewater |
Oct. 21, 2008 |
| 7429326 |
Water purification apparatus and system |
Sep. 30, 2008 |
| 7427355 |
Water treatment unit for bottle or pitcher |
Sep. 23, 2008 |
| 7427352 |
Fluid purifier having magnetic field generation |
Sep. 23, 2008 |
| 7413663 |
Water treatment apparatus and method |
Aug. 19, 2008 |
| 7396461 |
Filter cartridge for gravity-fed water treatment device |
Jul. 8, 2008 |
| 7378018 |
Intersecting water conducting filter |
May. 27, 2008 |
| 7351335 |
Filter module |
Apr. 1, 2008 |
| 7344640 |
Urban runoff water treatment methods and systems |
Mar. 18, 2008 |
| 7323104 |
Water filtering device |
Jan. 29, 2008 |
| 7316778 |
Staged oil filter incorporating pelletized basic conditioner |
Jan. 8, 2008 |
| 7311829 |
Water conversion device |
Dec. 25, 2007 |
| 7309429 |
Granular filtration device for water |
Dec. 18, 2007 |
| 7294265 |
Ion adsorption module and method for water treatment |
Nov. 13, 2007 |
| 7291266 |
Composite filter and method and apparatus for producing high purity water using the composite filter |
Nov. 6, 2007 |
| 7291264 |
Staged oil filter incorporating additive-releasing particles |
Nov. 6, 2007 |
| 7276161 |
Water treatment apparatus |
Oct. 2, 2007 |
| 7267769 |
Water purification system utilizing a carbon block pre-filter |
Sep. 11, 2007 |
| 7264720 |
Pool filter with a pre-filtering unit |
Sep. 4, 2007 |
| 7258785 |
Apparatus for separating oil and debris from water run-off |
Aug. 21, 2007 |
| 7252771 |
Method and device for decontaminating waters which are loaded with organic halogen compounds (halogenated hydrocarbons) |
Aug. 7, 2007 |
| 7229552 |
Water purification apparatus and system |
Jun. 12, 2007 |
| 7226536 |
Portable water filtration device |
Jun. 5, 2007 |
| 7211320 |
Purification of fluids with nanomaterials |
May. 1, 2007 |
| 7195707 |
Apparatus for determining weight and biomass composition of a trickling filter |
Mar. 27, 2007 |
| 7182863 |
Additive dispersing filter and method of making |
Feb. 27, 2007 |
| 7172695 |
Liquid treating apparatus |
Feb. 6, 2007 |
| 7172694 |
Filter assembly |
Feb. 6, 2007 |
| 7160444 |
System for removing contaminants from storm water |
Jan. 9, 2007 |
| 7160441 |
Urban runoff water treatment methods and systems |
Jan. 9, 2007 |
| 7156994 |
Drinking water filter used with tap water and other water sources |
Jan. 2, 2007 |
| 7156982 |
Apparatus for determining weight and biomass composition of a trickling filter |
Jan. 2, 2007 |
| 7153424 |
Apparatus for purifying water |
Dec. 26, 2006 |
| 7150829 |
Water treatment cartridges and processes related thereto |
Dec. 19, 2006 |
| 7122116 |
Water treatment system |
Oct. 17, 2006 |
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