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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 |
| 6290844 |
Filter systems and methods for pond water pump systems |
Sep. 18, 2001 |
| 6290855 |
Device for aerating a body of water, method for aerating a body of water |
Sep. 18, 2001 |
| 6284133 |
Bio aerator |
Sep. 4, 2001 |
| 6284138 |
Method and arrangement for introduction of sewage pre-treatment upstream of sewage treatment facility |
Sep. 4, 2001 |
| 6280614 |
Residential septic tank |
Aug. 28, 2001 |
| 6280625 |
In-situ remediation system for volatile organic compounds with deep recharge mechanism |
Aug. 28, 2001 |
| 6280636 |
Enhancement of oxygen transfer from diffused gas aerators |
Aug. 28, 2001 |
| 6277274 |
Method and apparatus for treating stormwater runoff |
Aug. 21, 2001 |
| 6277286 |
Method and device for the separation of a fluid in a well |
Aug. 21, 2001 |
| 6277287 |
Self leveling suction skimming device |
Aug. 21, 2001 |
| 6274047 |
Skimmer assembly |
Aug. 14, 2001 |
| 6274048 |
System for alleviating DNAPL contamination in groundwater |
Aug. 14, 2001 |
| 6274375 |
System and method for vent hood cleaning and comprehensive bioremediation of kitchen grease |
Aug. 14, 2001 |
| 6270661 |
System for infiltrating water into the ground |
Aug. 7, 2001 |
| 6270663 |
Storm drain filter system |
Aug. 7, 2001 |
| 6270681 |
Aeration pond with oxygen recycling |
Aug. 7, 2001 |
| 6267882 |
System for filtration of septic tank sewage effluent |
Jul. 31, 2001 |
| 6264835 |
Apparatus for separating a light from a heavy fluid |
Jul. 24, 2001 |
| 6261445 |
Temporary silt guard for sewer inlet |
Jul. 17, 2001 |
| 6258261 |
Honeycomb cell structure for fluid-solid reactor |
Jul. 10, 2001 |
| 6258273 |
Process for insitu decontamination of ground water and soil |
Jul. 10, 2001 |
| 6258274 |
Method for reducing sludge within a river or the like |
Jul. 10, 2001 |
| 6251266 |
Suction tube inlet with strainer |
Jun. 26, 2001 |
| 6251269 |
Modular filtration system having removable filter element |
Jun. 26, 2001 |
| 6248233 |
Arrangement for removing heavy metal ions from roof runoff waters |
Jun. 19, 2001 |
| 6248234 |
Water-dissolvable bioremediation device and method of use |
Jun. 19, 2001 |
| 6241877 |
Water gardening system |
Jun. 5, 2001 |
| 6241881 |
Pollution separator and filtration apparatus |
Jun. 5, 2001 |
| 6241882 |
Sump & filter device for drainage inlets |
Jun. 5, 2001 |
| 6238563 |
Filtered sanitation system |
May. 29, 2001 |
| 6235201 |
Method and apparatus for removing oil from water including monitoring of adsorbent saturation |
May. 22, 2001 |
| 6231766 |
Water treatment process |
May. 15, 2001 |
| 6224757 |
Treatment of liquids |
May. 1, 2001 |
| 6224770 |
Biowall for groundwater remediation |
May. 1, 2001 |
| 6221243 |
Device for removing hydrocarbons from storm water |
Apr. 24, 2001 |
| 6221257 |
Apparatus and method for treatment of discharged water and other fluids |
Apr. 24, 2001 |
| 6216463 |
Method of combining waste water treatment and power generation technologies |
Apr. 17, 2001 |
| 6213208 |
Three component separation in an oil well |
Apr. 10, 2001 |
| 6210073 |
Multi-level fluid transfer apparatus, system and process |
Apr. 3, 2001 |
| 6210569 |
Device for collecting water polluting phytoplankton drifts and method for collecting water polluting phytoplankton drifts |
Apr. 3, 2001 |
| 6206098 |
In situ water and soil remediation method and system |
Mar. 27, 2001 |
| 6206612 |
Apparatus for preventing contamination of a fresh water source by grey water to be land applied |
Mar. 27, 2001 |
| 6207114 |
Reactive material placement technique for groundwater treatment |
Mar. 27, 2001 |
| 6202749 |
Well screen system |
Mar. 20, 2001 |
| 6203703 |
Method and system for bioremediation of hydrocarbon contaminated water |
Mar. 20, 2001 |
| 6200469 |
System for removing pollutants from water |
Mar. 13, 2001 |
| 6200470 |
Sub-soil domestic wastewater treatment apparatus having multiple aeration chambers |
Mar. 13, 2001 |
| 6200484 |
Surface water filtration apparatus |
Mar. 13, 2001 |
| 6193881 |
In-situ chemical reactor for recovery of metals or purification of salts |
Feb. 27, 2001 |
| 6190548 |
Multi-chambered treatment filter |
Feb. 20, 2001 |
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