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Class Information
Number: 210/155
Name: Liquid purification or separation > Structural installation > Flume stream type > Plural or diverse screens
Description: Apparatus including plural, spaced, straining elements or straining elements of different shapes or kinds.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7416658 |
Elliptical motion drive device for a step screen |
Aug. 26, 2008 |
| 7326335 |
Apparatus for removing solids from water in canal |
Feb. 5, 2008 |
| 7303687 |
Gutter lining method and insert apparatus incorporating porous non-woven fiber matting |
Dec. 4, 2007 |
| 7294256 |
Storm water filter system |
Nov. 13, 2007 |
| 7270756 |
Large area catch basin filter |
Sep. 18, 2007 |
| 7128832 |
Filter pit |
Oct. 31, 2006 |
| 7125486 |
Device for removing small solids from water in canal |
Oct. 24, 2006 |
| 7096627 |
Rain head |
Aug. 29, 2006 |
| 7083721 |
Stormdrain curb-inlet multi-stage filtration-unit |
Aug. 1, 2006 |
| 7048850 |
Water screen |
May. 23, 2006 |
| 7011743 |
Water pollution trap with water flow baffles |
Mar. 14, 2006 |
| 6994783 |
Water pollution trap with inlet basket |
Feb. 7, 2006 |
| 6939461 |
Water pollution trap with oil segregator/collector |
Sep. 6, 2005 |
| 6936163 |
Water pollution trap with clay collector |
Aug. 30, 2005 |
| 6790345 |
Underwater filtration operator |
Sep. 14, 2004 |
| 6780310 |
Variable vortex baffle fluid filter |
Aug. 24, 2004 |
| 6733663 |
Waste water treatment washer compactor system |
May. 11, 2004 |
| 6682651 |
Barrel type fish and/or particulate screen device |
Jan. 27, 2004 |
| 6679994 |
Screening apparatus |
Jan. 20, 2004 |
| 6669854 |
Stepping screen assembly hydraulically driven |
Dec. 30, 2003 |
| 6651825 |
Disposable net assemblies for apparatus for collecting floating debris |
Nov. 25, 2003 |
| 6641720 |
Apparatus and methods for separating solids from flowing liquids or gases |
Nov. 4, 2003 |
| 6616834 |
Wastewater processor |
Sep. 9, 2003 |
| 6576123 |
Arrangement for removing heavy metal ions from roof runoff waters |
Jun. 10, 2003 |
| 6540911 |
Dewatering system |
Apr. 1, 2003 |
| 6533946 |
Apparatus and method for recycling drilling slurry |
Mar. 18, 2003 |
| 6500331 |
Machine for micro-filtering solid particles suspended in a liquid stream |
Dec. 31, 2002 |
| 6467997 |
System and method for diverting fish around a structure |
Oct. 22, 2002 |
| 6464862 |
Gross pollutant trap |
Oct. 15, 2002 |
| 6428692 |
In-line storm water drain filter system |
Aug. 6, 2002 |
| 6406620 |
Rainwater filters and gullies |
Jun. 18, 2002 |
| 6402942 |
Catch basin curb inlet filter assembly |
Jun. 11, 2002 |
| 6379541 |
Stormwater sediment and litter trap |
Apr. 30, 2002 |
| 6346199 |
Sediment filtering system |
Feb. 12, 2002 |
| 6312590 |
Mechanically cleanable screen |
Nov. 6, 2001 |
| 6294085 |
Sewage screening apparatus |
Sep. 25, 2001 |
| 6251268 |
Filtering apparatus |
Jun. 26, 2001 |
| 6245225 |
Stepped filtration device for mechanically separating solids from liquids |
Jun. 12, 2001 |
| 6241881 |
Pollution separator and filtration apparatus |
Jun. 5, 2001 |
| 6231757 |
Apparatus for collecting and removing solid particles from a flowing fluid |
May. 15, 2001 |
| 6221257 |
Apparatus and method for treatment of discharged water and other fluids |
Apr. 24, 2001 |
| 6190545 |
Drainwater treatment system for use in a horizontal passageway |
Feb. 20, 2001 |
| 6187184 |
Traveling water screen having improved basket |
Feb. 13, 2001 |
| 6177020 |
Stepping screen assembly for collecting solids in waste water discharges |
Jan. 23, 2001 |
| 6139728 |
Apparatus for collecting and removing solid particles from a flowing fluid |
Oct. 31, 2000 |
| 6096200 |
Filtering apparatus |
Aug. 1, 2000 |
| 6096201 |
Apparatus for separation |
Aug. 1, 2000 |
| 6089790 |
Self-cleaning intake screen |
Jul. 18, 2000 |
| 6086756 |
Gross pollution filter |
Jul. 11, 2000 |
| 6042733 |
Sediment filtering system |
Mar. 28, 2000 |
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