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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 |
| 6609852 |
Sediment control drain and method of construction |
Aug. 26, 2003 |
| 6607659 |
Drilling mud reclamation system with mass flow sensors |
Aug. 19, 2003 |
| 6602408 |
Filtration system for water garden reservoir |
Aug. 5, 2003 |
| 6599058 |
Landfill leachate collection apparatus |
Jul. 29, 2003 |
| 6596161 |
Laminated microporous diffuser |
Jul. 22, 2003 |
| 6592755 |
System for treating wastewater |
Jul. 15, 2003 |
| 6592765 |
Method and device for collecting oil mixed with ice blocks |
Jul. 15, 2003 |
| 6584709 |
Device for removing sludge from the bottom of a lagoon |
Jul. 1, 2003 |
| 6582156 |
Level control device for wetlands wastewater treatment facilities |
Jun. 24, 2003 |
| 6582602 |
Method for purifying contaminated underground water |
Jun. 24, 2003 |
| 6582612 |
Plankton mitigation system |
Jun. 24, 2003 |
| 6575662 |
Water quality management system and method |
Jun. 10, 2003 |
| 6576123 |
Arrangement for removing heavy metal ions from roof runoff waters |
Jun. 10, 2003 |
| 6576130 |
Absorption field reclamation and maintenance system |
Jun. 10, 2003 |
| 6576141 |
Apparatus and method for collecting floating debris |
Jun. 10, 2003 |
| 6572770 |
Apparatus and method for harvesting and collecting attached algal communities |
Jun. 3, 2003 |
| 6569321 |
Method and apparatus for treating stormwater runoff |
May. 27, 2003 |
| 6562234 |
Land-based desalination using positively buoyant or negatively buoyant/assisted buoyancy hydrate |
May. 13, 2003 |
| 6562236 |
Sewage treatment system |
May. 13, 2003 |
| 6558077 |
Selective suspension drain closure apparatus |
May. 6, 2003 |
| 6558535 |
Residential septic tank with seams above sewage line and residential septic tank with stepped ribs |
May. 6, 2003 |
| 6558555 |
Process and system for enhanced phosphorus removal in a wetland wastewater treatment facility |
May. 6, 2003 |
| 6554998 |
Apparatus for lagoon remediation |
Apr. 29, 2003 |
| 6551505 |
Environmental filter |
Apr. 22, 2003 |
| 6547962 |
Stormwater treatment system |
Apr. 15, 2003 |
| 6540445 |
Concrete silt fence |
Apr. 1, 2003 |
| 6540910 |
Recirculation of wastewater in a filtration bed |
Apr. 1, 2003 |
| 6533496 |
Water circulation |
Mar. 18, 2003 |
| 6533499 |
Soil and groundwater remediation system |
Mar. 18, 2003 |
| 6533941 |
Flow through drain filter for a stormwater or wastewater catch basin |
Mar. 18, 2003 |
| 6533944 |
Method and device for recovering fine sand from a floating dredger |
Mar. 18, 2003 |
| 6530438 |
Apparatus and process for removing drilling fluid from drill cuttings |
Mar. 11, 2003 |
| 6530722 |
Drain sealing device |
Mar. 11, 2003 |
| 6531057 |
Method and apparatus for separating solid material from water used to flush livestock flush lanes |
Mar. 11, 2003 |
| 6531059 |
Suspended runoff water filter |
Mar. 11, 2003 |
| 6531062 |
Wastewater treatment system for small flow applications |
Mar. 11, 2003 |
| 6531063 |
Zeolite bed leach septic system and method for wastewater treatment |
Mar. 11, 2003 |
| 6527949 |
Landscaping pond system |
Mar. 4, 2003 |
| 6524473 |
Gravitational separator and drainwater treatment system for use in a horizontal passageway |
Feb. 25, 2003 |
| 6521122 |
Drainage basin filter |
Feb. 18, 2003 |
| 6521127 |
Modular filtration systems and methods |
Feb. 18, 2003 |
| 6517285 |
Method and system for water conservation |
Feb. 11, 2003 |
| 6517709 |
Catch basin erosion containment filter assembly |
Feb. 11, 2003 |
| 6514410 |
Odor control apparatus for facultative lagoon |
Feb. 4, 2003 |
| 6511601 |
Method and system for extraction of chemicals from aquifer remediation effluent water |
Jan. 28, 2003 |
| 6508933 |
Self-cleaning shallow water strainer |
Jan. 21, 2003 |
| 6506298 |
Biofiltering system for treating wastewater effluent |
Jan. 14, 2003 |
| 6502635 |
Sub-sea membrane separation system with temperature control |
Jan. 7, 2003 |
| 6503390 |
Filtration of hydrocarbon containing liquid |
Jan. 7, 2003 |
| 6503392 |
Distribution box for a wastewater treatment system |
Jan. 7, 2003 |
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