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Class Information
Number: 210/170
Name: Liquid purification or separation > Structural installation > Geographic (e.g., drainage ditch, septic, pond)
Description: Apparatus in which a separator is part of a system installed in the ground or related to a particular geographic feature, as a lake.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5916441 |
Apparatus for desalinating salt water |
Jun. 29, 1999 |
| 5914041 |
Channel based reverse osmosis |
Jun. 22, 1999 |
| 5911876 |
Insitu zeolite filter bed system for the removal of metal contaminants |
Jun. 15, 1999 |
| 5910245 |
Bioremediation well and method for bioremediation treatment of contaminated water |
Jun. 8, 1999 |
| 5910248 |
Water filtration |
Jun. 8, 1999 |
| 5910249 |
Method and apparatus for recovering water from a sewer main |
Jun. 8, 1999 |
| 5906241 |
Method for bubbling extraction of groundwater |
May. 25, 1999 |
| 5904843 |
Apparatus for removing solids from a stream of water |
May. 18, 1999 |
| 5902488 |
Slow sand filter |
May. 11, 1999 |
| 5900137 |
Apparatus and method for separating components in well fluids |
May. 4, 1999 |
| 5897777 |
Waste water treatment system |
Apr. 27, 1999 |
| 5895569 |
Small bore sewer system |
Apr. 20, 1999 |
| 5895579 |
Adjustable inlet for waste water treatment apparatus |
Apr. 20, 1999 |
| 5893975 |
Enhanced subsurface flow constructed wetland |
Apr. 13, 1999 |
| 5893978 |
Purifying method and purification system for lakes and marshes |
Apr. 13, 1999 |
| 5888388 |
Water treatment |
Mar. 30, 1999 |
| 5885203 |
Method of decontaminating soils and/or residues in situ and ex situ combining horizontal radial flow technique and depolluting agents |
Mar. 23, 1999 |
| 5882453 |
Method of forming a stabilized contained facility liner |
Mar. 16, 1999 |
| 5882508 |
Easy clean system for a gutter |
Mar. 16, 1999 |
| 5882513 |
Apparatus for removing metal compounds from waste water |
Mar. 16, 1999 |
| 5879108 |
Air sparging/soil vapor extraction apparatus |
Mar. 9, 1999 |
| 5876606 |
Treatment of contaminated water |
Mar. 2, 1999 |
| 5868523 |
In-situ deep remediation injection system and method |
Feb. 9, 1999 |
| 5863151 |
Rainwater saver system |
Jan. 26, 1999 |
| 5863433 |
Reciprocating subsurface-flow constructed wetlands for improving wastewater treatment |
Jan. 26, 1999 |
| 5860767 |
High-vacuum groundwater and soil remediation system and related method and apparatus |
Jan. 19, 1999 |
| 5858234 |
Suction strainer for use with a centrifugal pump |
Jan. 12, 1999 |
| 5855775 |
Microporous diffusion apparatus |
Jan. 5, 1999 |
| 5853576 |
Phytorecovery of metals using seedlings |
Dec. 29, 1998 |
| 5853579 |
Treatment system |
Dec. 29, 1998 |
| 5851385 |
Dry hydrant strainer with strainer hole pattern for achieving uniform flow rates |
Dec. 22, 1998 |
| 5849181 |
Catch basin |
Dec. 15, 1998 |
| 5846024 |
Landfill system and method for constructing a landfill system |
Dec. 8, 1998 |
| 5843306 |
Temporary silt guard for storm water collection basin inlet |
Dec. 1, 1998 |
| 5840196 |
Wastewater management product and process |
Nov. 24, 1998 |
| 5833388 |
Method for directing groundwater flow and treating groundwater in situ |
Nov. 10, 1998 |
| 5829519 |
Subterranean antenna cooling system |
Nov. 3, 1998 |
| 5830366 |
Method and apparatus for filtering water on vessel and macerating retained solids |
Nov. 3, 1998 |
| 5820759 |
Integrated aquaculture and bioremediation system and method |
Oct. 13, 1998 |
| 5813799 |
Combustion process and apparatus for removing volatile contaminants from groundwater or subsurface soil |
Sep. 29, 1998 |
| 5810510 |
Underground drainage system |
Sep. 22, 1998 |
| 5811007 |
Vascular plant aquaculture and bioremediation system and method |
Sep. 22, 1998 |
| 5804065 |
Control apparatus for marine animals |
Sep. 8, 1998 |
| 5804081 |
Wastewater treatment |
Sep. 8, 1998 |
| 5795474 |
Method and apparatus for the separation of hazardous waste from groundwater |
Aug. 18, 1998 |
| 5788409 |
Drain field container system |
Aug. 4, 1998 |
| 5788849 |
Filter system |
Aug. 4, 1998 |
| 5785865 |
Watercraft waste water treatment system and method |
Jul. 28, 1998 |
| 5779888 |
Filtering apparatus |
Jul. 14, 1998 |
| 5770059 |
Waste water treatment apparatus |
Jun. 23, 1998 |
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