| Patents for E03F 5 - Sewerage structures (11,230) |
|---|
| 04/09/1987 | DE3603825A1 Device for closing off building openings |
| 04/09/1987 | DE3546174A1 Apparatus for keeping sewage away from a receiving watercourse |
| 04/09/1987 | DE3535260A1 Separator for settling solids and low-viscosity liquids |
| 04/02/1987 | DE3533616A1 Heating unit for discharge means exposed to frost |
| 03/26/1987 | WO1987001769A1 Pump with continuous inflow and pulsating outflow |
| 02/26/1987 | DE3529760A1 Sand trap for separating off sinking materials from waste water |
| 02/26/1987 | DE3529669A1 Drainage appliance |
| 02/25/1987 | EP0211475A2 Skimmer system |
| 02/25/1987 | EP0211164A2 Method and device for surveying drain systems of rain water reservoirs |
| 02/25/1987 | EP0211058A1 Liquid storage space with scavenging device. |
| 02/25/1987 | CN85105961A Device of suctorial transfer system used for liquid, especially for sewage |
| 02/12/1987 | WO1987000880A1 Safety device |
| 02/12/1987 | DE3525667A1 Liquid storage chamber having a flushing device |
| 02/11/1987 | CN86102557A Frictional snap-ring sealing joint for water drain pipe |
| 02/05/1987 | DE3616933A1 Process and apparatus for monitoring discharge systems of stormwater tanks |
| 01/22/1987 | DE3525729A1 Protective container with house connection shut-off valve and control box for a low-pressure waste water system |
| 01/15/1987 | DE3524385A1 Apparatus for separating off solid components from liquids |
| 01/08/1987 | DE3522874A1 Back flow seal with a flap, fixing device and tearing-open device |
| 01/08/1987 | DE3522676A1 Intermediate ring for a manhole cover |
| 01/06/1987 | US4634524 Rotating grizzly |
| 01/02/1987 | DE3523423C1 Road gully |
| 12/23/1986 | CA1215652A1 Sewage flow control apparatus |
| 12/17/1986 | EP0205013A2 Device for regulating the spill of water from a rain reservoir or a canal duct |
| 12/10/1986 | EP0204170A1 Sewage transporting device |
| 11/18/1986 | US4622703 Drain fitting with frictional seal retention |
| 11/12/1986 | EP0201072A2 Light liquid separator |
| 11/06/1986 | WO1986006429A1 A plastics gully |
| 10/22/1986 | EP0198461A2 Device for collecting and removing rough pullutants from sewers or the like |
| 09/30/1986 | US4614480 Liquid pumping system |
| 09/30/1986 | US4614326 For casting catch basins |
| 09/25/1986 | WO1986005535A1 Light liquid trap |
| 09/24/1986 | EP0195364A2 Sewer tube having an automatic no-return valve |
| 09/24/1986 | EP0195190A2 Reservoir having a water diversion |
| 09/24/1986 | EP0195189A2 Bell odour seal |
| 09/23/1986 | CA1211722A1 Device for the separation of substances contained in a liquid |
| 09/16/1986 | USRE32248 Grate for drainage ducts |
| 09/03/1986 | EP0193137A2 Sewage pumping station |
| 08/28/1986 | WO1986004944A1 Collector for liquids, with emptying system |
| 08/26/1986 | USRE32233 Precast concrete catch basin with form for gutter inlet |
| 08/14/1986 | WO1986004629A1 Liquid storage space with scavenging device |
| 08/13/1986 | CN85203314U Gully grating with hermitic pan |
| 07/30/1986 | CN85100955A Treatment process for hospital sewage in cold area |
| 07/16/1986 | EP0187243A1 Concrete mold core assembly |
| 06/24/1986 | CA1206394A1 Method and device for reducing the risk of freezing of surface-water pipe-line systems |
| 06/17/1986 | US4594740 Sink trap assembly |
| 06/17/1986 | US4594739 Liquid floor drain |
| 06/11/1986 | EP0184207A2 Method for manufacturing a trough for a hydraulic screw |
| 06/11/1986 | EP0183767A1 Tubular trash net for pre-treating sewage. |
| 06/10/1986 | US4594157 For storm sewer cover; f-shaped bracket |
| 06/10/1986 | US4594153 Lifting sewage from wet well |
| 05/06/1986 | US4586941 Sewer odor adsorber |
| 04/23/1986 | EP0178829A2 Improvements in road gullies |
| 04/16/1986 | EP0177604A1 Telescopic column pipe to be located in the ground |
| 04/15/1986 | US4582083 Discharge regulator |
| 03/26/1986 | EP0174968A1 Plant for the treatment of road waste waters. |
| 03/25/1986 | US4578188 Sewerage flow diverter |
| 03/05/1986 | EP0172966A1 Sewer relief valve |
| 01/28/1986 | US4566483 Drop manhole precast encasement |
| 01/21/1986 | US4565347 Apparatus for forming a manhole base |
| 01/15/1986 | EP0167950A2 Apparatus for separating liquids |
| 01/07/1986 | CA1198964A1 Sewer restriction plate |
| 12/19/1985 | WO1985005616A1 Tubular trash net for pre-treating sewage |
| 12/04/1985 | EP0163158A2 Device for removing a floating material from a liquid flowing in a sewer |
| 11/26/1985 | US4554772 Boot guard for sewer manhole construction |
| 11/19/1985 | US4553561 Device for the prevention of flooding from drainage systems |
| 11/13/1985 | EP0161228A2 Plant for treatment of urban runoff water |
| 11/13/1985 | EP0160641A1 Pump station. |
| 11/12/1985 | CA1196543A1 Floor drain or some other cupped water seal |
| 11/07/1985 | WO1985004920A1 Telescopic column pipe to be located in the ground |
| 09/26/1985 | WO1985004204A1 Plant for the treatment of road waste waters |
| 08/28/1985 | EP0152638A2 Tilting flushing pan suspended on at least one girder |
| 08/21/1985 | EP0151905A2 Composite chamber made of PVC or other polymer materials |
| 08/06/1985 | CA1191362A1 Mold and gasket seal for mansonry wall opening |
| 07/17/1985 | EP0148231A1 A device for controlling the flow in a pipe system |
| 07/16/1985 | US4529359 Sewerage pumping means for lift station |
| 07/09/1985 | US4527295 Tank flushing apparatus |
| 06/18/1985 | US4524262 Electrically heated sewer vent line defroster |
| 06/11/1985 | US4522533 Flow restrictor |
| 05/29/1985 | EP0143072A2 Drain for removing ground water |
| 05/22/1985 | EP0142462A2 Artificial sump in a water tank having a flushing device |
| 05/14/1985 | CA1186871A1 Method and apparatus for forming inverts in manhole assemblies and the like |
| 05/09/1985 | WO1985001974A1 Device for regulating the flow of a fluid from a container |
| 04/25/1985 | WO1985001781A1 Pump station |
| 04/16/1985 | CA1185474A1 Grate for drainage ducts |
| 03/26/1985 | CA1184473A1 Device for automatic circulation in sewage water pump stations |
| 02/13/1985 | EP0132775A2 Flow regulator |
| 01/31/1985 | WO1985000446A1 A device for controlling the flow in a pipe system |
| 01/22/1985 | US4494891 Grating for a highway construction in particular for a sewer opening |
| 01/22/1985 | CA1181315A1 Drainage seal for sewage system |
| 01/16/1985 | EP0131009A1 Motor-pump unit lowerable into a container |
| 01/08/1985 | US4492635 Device for separating solid substances from liquids |
| 01/01/1985 | US4491278 Comminutor for inline flow of sewage |
| 12/18/1984 | US4488963 Sewage system for waste water |
| 12/11/1984 | US4487219 Floor drain or some other cupped water seal |
| 12/04/1984 | US4486122 Method and device for reducing the risk of freezing of surface-water pipe-line systems |
| 11/21/1984 | EP0125999A1 Connection box for rain water conduits used in the building industry |
| 11/20/1984 | US4483643 Manhole construction |
| 11/14/1984 | EP0124888A2 Removable siphon for horizontal floor drains |
| 11/14/1984 | EP0124644A2 Method and apparatus for removing oil from water |
| 11/06/1984 | US4480655 Liquid-plug-creating device |