| Patents for E03F 1 - Methods, systems, or installations for draining-off sewage or storm water (3,565) |
|---|
| 08/28/1996 | EP0679211B1 Device for controlling the operation of a vacuum toilet |
| 08/27/1996 | US5549817 Stormwater treatment system/apparatus |
| 08/27/1996 | US5549415 Septic tank drainfield installation device and method |
| 08/07/1996 | EP0725188A1 Flow dividing tube for flowing rain water |
| 07/23/1996 | US5538546 Waste tank for vacuum sewage system |
| 07/18/1996 | DE19545615A1 Draining system with building plot drain and rainwater pipes |
| 07/16/1996 | US5535770 Ejector device |
| 07/11/1996 | DE19500171A1 Drainage system with rain water ground disposal |
| 07/10/1996 | CN2230784Y Automatic telescopic water drainger |
| 07/04/1996 | WO1996020316A1 Water closet |
| 07/04/1996 | CA2206403A1 Flush toilet bowl |
| 06/18/1996 | CA2078378C Manhole separator |
| 06/11/1996 | US5524655 For a passenger transport vehicle |
| 06/05/1996 | CN1123865A Vacuum valve controller for vacuum sewer system backgraound of the invention |
| 06/04/1996 | US5522672 System and method for cleaning a sewage field line from a septic tank |
| 06/04/1996 | US5522427 Rain water conveyance apparatus |
| 05/28/1996 | US5520481 Drain field system |
| 05/14/1996 | US5516229 Drain field system |
| 05/14/1996 | US5515555 Device for controlling the operation of a vacuum toilet |
| 05/14/1996 | US5515554 Vacuum toilet system |
| 05/01/1996 | CN1121548A Theft-proof method for well-cover and water grate |
| 04/30/1996 | US5511904 Storm water infiltration |
| 04/30/1996 | US5511903 Leaching chamber with perforated web sidewall |
| 04/30/1996 | US5511829 Universal connector for downspout drainage extension |
| 04/25/1996 | WO1996012067A1 Paving system for spillage and flood management |
| 04/10/1996 | EP0705946A2 Leaching chamber with perforated web sidewall |
| 04/03/1996 | EP0704372A1 Device to operate a vacuum toilet in an aircraft |
| 03/14/1996 | WO1996007797A1 Water and land management method and system |
| 03/13/1996 | EP0701030A1 Vacuum drainage system |
| 03/12/1996 | US5498105 Drainage water pumping station and method for operating the same |
| 03/12/1996 | US5498104 Hollow load bearing structure |
| 03/05/1996 | US5495626 Vacuum sewer toilet system |
| 02/08/1996 | WO1996003553A1 Flow dividing tube for flowing rain water |
| 01/30/1996 | US5487646 Vacuum pump control apparatus for an evacuating type waste water collecting system |
| 01/30/1996 | US5487621 Large-depth underground drainage facility and method of running same |
| 01/18/1996 | WO1996001345A1 A vacuum unit and a vacuum toilet system comprising such a unit |
| 01/18/1996 | CA2193950A1 A vacuum unit and a vacuum toilet system comprising such a unit |
| 12/20/1995 | EP0687779A1 Method for pumping drainage water from a pumping station into a discharge water flow destination |
| 12/12/1995 | US5473793 For use in cleaning underground water or sewage systems |
| 12/06/1995 | CN2214461Y Soft drainage pipe |
| 11/22/1995 | CN1112179A Ejector device |
| 11/21/1995 | CA2149080A1 Liquid spill containment system and method for its manufacture and use |
| 11/07/1995 | US5464492 Method for manufacturing a portable liquid spill containment system |
| 11/02/1995 | EP0679211A1 Device for controlling the operation of a vacuum toilet. |
| 10/25/1995 | EP0678631A2 Vacuum valve controller for vacuum sewer system |
| 10/16/1995 | CA2121445A1 Vacuum assisted toilet with anti-reverse siphoning device |
| 10/11/1995 | EP0675987A1 Suction device |
| 10/04/1995 | EP0674736A1 Sewage system. |
| 10/03/1995 | US5454936 Vacuum toilet system |
| 09/26/1995 | CA2004564C Leaching system conduit with high rigidity joint |
| 09/12/1995 | US5449016 Sewage system |
| 08/30/1995 | EP0529082B1 Inverted siphon of vacuum type sewerage |
| 08/23/1995 | EP0667928A1 Vacuum toilet system and discharge valve thereof |
| 08/17/1995 | WO1995021798A1 Stormwater treatment system/apparatus |
| 08/16/1995 | EP0666946A1 Waste tank for vacuum sewage system. |
| 08/15/1995 | US5441363 Leaching chamber |
| 08/01/1995 | US5437786 Stormwater treatment system/apparatus |
| 07/27/1995 | WO1995011354A3 Suction device |
| 07/19/1995 | EP0519036B1 Flush toilet, in particular for vehicles |
| 06/28/1995 | EP0659948A2 Air pressure driven vacuum sewer system |
| 06/28/1995 | EP0659947A2 Control device for a vacuum actuated stop valve |
| 06/22/1995 | WO1995016833A1 Underground drainage system |
| 06/22/1995 | CA2179150A1 Underground drainage system |
| 06/13/1995 | US5423339 Method and apparatus for treating articles with wash water or other fluid |
| 06/13/1995 | CA1335859C Vacuum toilet system |
| 06/06/1995 | US5421040 Vacuum toilet system |
| 05/31/1995 | CN1103176A Vacuum valve control device and vacum valve |
| 05/30/1995 | US5419838 Groundwater storage and distribution system having a gallery with a filtering means |
| 05/17/1995 | EP0653524A2 Ejector device |
| 05/12/1995 | CA2135331A1 Ejector device |
| 04/27/1995 | WO1995011355A1 Sewage treatment plant |
| 04/27/1995 | WO1995011354A2 Suction device |
| 04/26/1995 | EP0649946A2 Process for actuating a shut-off valve and a control system for actuating such a valve |
| 04/25/1995 | US5408704 Low volume vacuum toilet assembly |
| 04/11/1995 | US5405539 Waste runoff water treatment utilizing a collection box with inlet for drainage water and outlet for filtered water; filtration |
| 04/06/1995 | DE4403454C1 Process and apparatus for treating surface water or the like |
| 04/06/1995 | DE4309050A1 Vacuum-assisted toilet for installation in ground, airborne and waterborne vehicles |
| 04/05/1995 | EP0646740A1 Vacuum valve |
| 04/05/1995 | EP0646204A1 Drywell cover and drywell |
| 04/04/1995 | US5403474 Curb inlet gravel sediment filter |
| 03/28/1995 | US5401459 Gas-assisted injection molding of hollow ribbed article |
| 03/28/1995 | US5401116 Conduit for burial in the earth to disperse or gather liquids |
| 03/22/1995 | EP0644299A2 Vacuum sewer system and method |
| 03/22/1995 | CA2132362A1 Vacuum sewer arrangement |
| 03/15/1995 | EP0643176A2 Low volume vacuum toilet assembly |
| 03/14/1995 | US5396668 System for discharging wastes |
| 03/09/1995 | DE4431599A1 Separating device for waste water for the private sector |
| 02/15/1995 | EP0638692A1 Process for downward sloped discharge of fluids and installation for carrying out the process |
| 02/14/1995 | US5389821 Drainwater/sewage treatment installation for producing electrical power and for regulating a hydraulic flow |
| 02/08/1995 | EP0637354A1 Portable vacuum toilet system |
| 02/07/1995 | CA2103538A1 Lindi's curb culvert |
| 02/01/1995 | EP0355153B1 Liquid level control system |
| 01/24/1995 | US5383974 Method for rejuvenating a drainfield or dry well |
| 01/24/1995 | CA1334044C Waste tank for a vacuum sewage system |
| 01/17/1995 | US5382363 Septic system and method |
| 01/05/1995 | WO1995000717A1 Selective stormwater or sewer outlet control valve and control system |
| 01/05/1995 | WO1995000716A1 Selective stormwater or sewer outlet control valve and control system |
| 12/27/1994 | US5375891 Universal connector for downspout drainage extensions |
| 12/21/1994 | EP0584083B1 Water closet with bowl |
| 12/14/1994 | EP0628900A2 Vacuum valve control device and vacuum valve |