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Class Information
Number: 210/159
Name: Liquid purification or separation > Structural installation > Flume stream type > With cleaner and means to remove residue therefrom
Description: Apparatus including a filter cleaner which is a movable solid means, as a brush, with means to remove residue therefrom.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7416658 |
Elliptical motion drive device for a step screen |
Aug. 26, 2008 |
| 7344637 |
Apparatus for removing fine material from a liquid |
Mar. 18, 2008 |
| 7326335 |
Apparatus for removing solids from water in canal |
Feb. 5, 2008 |
| 7326336 |
Water intake rotary screen |
Feb. 5, 2008 |
| 7300572 |
Water screen |
Nov. 27, 2007 |
| 7267763 |
Water intake screen with circular filter panel |
Sep. 11, 2007 |
| 7160443 |
Apparatus for removing material from a liquid flowing through a channel |
Jan. 9, 2007 |
| 7147784 |
Hydraulic or pneumatic drive system, method, and apparatus for a fluid screening system |
Dec. 12, 2006 |
| 7144500 |
Variable speed waste removal system |
Dec. 5, 2006 |
| 7141158 |
Debris separating apparatus for use in downspout below an eaves trough |
Nov. 28, 2006 |
| 6936164 |
Rotary drum rainhead |
Aug. 30, 2005 |
| 6913690 |
Debris removal system |
Jul. 5, 2005 |
| 6896820 |
Debris removal system |
May. 24, 2005 |
| 6869524 |
Scraper arm for rake screen |
Mar. 22, 2005 |
| 6733663 |
Waste water treatment washer compactor system |
May. 11, 2004 |
| 6719912 |
Bar screen system with emergency discharge doors |
Apr. 13, 2004 |
| 6679994 |
Screening apparatus |
Jan. 20, 2004 |
| 6669854 |
Stepping screen assembly hydraulically driven |
Dec. 30, 2003 |
| 6666977 |
Removable bar for bar screen |
Dec. 23, 2003 |
| 6613238 |
Fixed media filter screen, screen protector, and CSO screen |
Sep. 2, 2003 |
| 6579450 |
Non-metallic tooth segment and bar rack design |
Jun. 17, 2003 |
| 6572763 |
Wastewater screening, washing and dewatering system |
Jun. 3, 2003 |
| 6409915 |
Rake cleaning arrangement |
Jun. 25, 2002 |
| 6372134 |
Cleaning device for removing oil |
Apr. 16, 2002 |
| 6309540 |
Apparatus for separating solids from a liquid |
Oct. 30, 2001 |
| 6264834 |
Sewage treatment plant for thickening a solid-liquid suspension |
Jul. 24, 2001 |
| 6245225 |
Stepped filtration device for mechanically separating solids from liquids |
Jun. 12, 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 |
| 6129215 |
Programmed method of and apparatus for screening debris |
Oct. 10, 2000 |
| 6126821 |
Raked bar screen |
Oct. 3, 2000 |
| 6103110 |
Screening apparatus for sewage |
Aug. 15, 2000 |
| 6096201 |
Apparatus for separation |
Aug. 1, 2000 |
| 6086757 |
Guide rollers for cog rake bar screens |
Jul. 11, 2000 |
| 6063293 |
Device to facilitate removal of screenings from a bar screen |
May. 16, 2000 |
| 6019892 |
Guide tracking for cog rake bar screens |
Feb. 1, 2000 |
| 6016920 |
Programmed method of and apparatus for screening debris |
Jan. 25, 2000 |
| 6010013 |
Universal method of and apparatus for screening debris |
Jan. 4, 2000 |
| 5968350 |
Device for cleaning trash racks |
Oct. 19, 1999 |
| 5800701 |
Apparatus, components and a method for the filtering of liquid |
Sep. 1, 1998 |
| 5779887 |
Gravity screen with burden removal and pore-cleaning means |
Jul. 14, 1998 |
| 5770055 |
Strainer for removing particles from effluent |
Jun. 23, 1998 |
| 5755958 |
Device for removing material screened or filtered out of a liquid flowing in a channel |
May. 26, 1998 |
| 5752347 |
Breakaway gutter |
May. 19, 1998 |
| 5730862 |
Bar screen with rotating rakes |
Mar. 24, 1998 |
| 5718771 |
Retractable traversing trash rake and method for cleaning weedscreen |
Feb. 17, 1998 |
| 5715668 |
Self-adjustable rake for overflow grates |
Feb. 10, 1998 |
| 5676829 |
Screen |
Oct. 14, 1997 |
| 5672281 |
Fluid filtering apparatus and method |
Sep. 30, 1997 |
| 5653874 |
Self-cleaning screen for a pump inlet bay |
Aug. 5, 1997 |
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