| Patents for E03F 7 - Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools (2,571) |
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| 07/11/2006 | US7073979 Method and apparatus for performing sewer maintenance with a thermal sensor |
| 06/29/2006 | DE202005002758U1 Einsatzteil und Bodenablauf sowie Leichtflüssigkeits-Abscheider Insert and floor drain and light liquid separator |
| 06/08/2006 | WO2006059432A1 Method of mounting insert pipe in sheath pipe and sheath pipe repair structure |
| 06/06/2006 | US7056064 Block unit for repairing flow passage facilities and method of repairing flow passage facilities |
| 06/01/2006 | US20060116829 Flow transport analysis method and system |
| 06/01/2006 | DE19834902B4 Kugel-Rückschlagventil Ball check valve |
| 06/01/2006 | DE102004055844A1 Sealing device for house connection pipe, has sealing unit surrounding cone sections and pressed on inner side of connection pipe through contraction of cone sections, where sealing unit is designed as elastic cylindrical mantel |
| 05/26/2006 | WO2006053562A1 Rodent entry prevention device |
| 05/24/2006 | DE102004053731A1 Connection element e.g. for channel construction, has hole in canal construction part which can be connected quickly and cylindrical tubing segment is provided on exterior surface of segment |
| 05/18/2006 | DE10016511B4 Beschichtungsanlage für Rohre und Kanäle mit zurückgesetztem, rotierenden Verteiler und einfach zu reinigender Düse Coating machine for tubes and channels with a reset, rotating distributor and easy to clean nozzle |
| 05/09/2006 | US7041213 Stormwater pretreatment and disposal system |
| 05/04/2006 | WO2006046477A1 Retreated pipe and conduit facility restoring method using the retreated pipe |
| 05/04/2006 | CA2585238A1 Rehabilitating pipe and method for repairing a pipeline installation using rehabilitating pipe |
| 05/03/2006 | EP1651897A2 Method and apparatus for pulling hose |
| 05/03/2006 | EP1651362A2 Apparatus and method for inspecting sewer lines using small mobile vehicles |
| 04/27/2006 | DE102005048998A1 Cleaning device for berms in sewer, secured to beam rotatably connected to both sewer side walls |
| 04/20/2006 | DE202004019308U1 Evacuating device for foul water and excrement from railway car has flexible tube equipped with small cross-section in its area, between upper attachment on carrier and stop cock, as part leading from attachment on carrier to pump |
| 04/18/2006 | US7028716 Method for rehabilitating an existing pipe |
| 04/13/2006 | DE102004048170A1 Kanalinspektionsfahrzeug und Verfahren zur Kanalinspektion Sewer inspection vehicle and method for sewer inspection |
| 04/11/2006 | CA2239108C Method of influencing a flow of waste water |
| 04/05/2006 | EP1643044A2 Vehicle for inspecting sewers and method of inspecting sewers |
| 03/30/2006 | WO2006032755A1 Device for temporarily closing a manhole and a tool for handling said device |
| 03/29/2006 | CN2767524Y Isolating layer device for well cover |
| 03/29/2006 | CN1247926C Non-excavating type apparatus for repairing pipe and repair method thereof |
| 03/29/2006 | CN1247863C Magnetic odour resistant catch pit cover |
| 03/28/2006 | US7017613 Segment for rehabilitating pipe assembly |
| 03/23/2006 | WO2006030585A1 Method for repairing drainage pipe |
| 03/23/2006 | DE102005032736A1 Mobile Einheit zur Entnahme und Vorbehandlung von verbrauchten Wassern, insbesondere aus nicht-kollektiver Abwasserentsorgung, und entsprechendes Verfahren Mobile unit for collection and treatment of used waters, particularly from non-collective sanitation, and corresponding method |
| 03/23/2006 | DE10145850B4 Entsorgungsfahrzeug Disposal vehicle |
| 03/22/2006 | EP1637662A1 Device for holding suspended matter, in particular vegetable matter floating on water |
| 03/21/2006 | US7013909 Vacuum valve controller |
| 03/16/2006 | WO2006027939A1 Regenerated pipe for regenerating pipeline facility and method of regenerating pipeline facility using the regenerated pipe |
| 03/16/2006 | US20060055916 Device for determining the position and direction of channel inlets and channel outlets in sewer manholes |
| 03/16/2006 | CA2578757A1 Rehabilitating pipe for repairing pipeline facilities and method for repairing pipeline facilities using rehabilitating pipe |
| 03/15/2006 | CN2764838Y Water closing structure |
| 03/09/2006 | DE102004043781A1 Gully/rain inlet cleaning device for vehicle, has lifting unit for lifting sand trapping box, holding unit for holding box, and swiveling unit for swiveling box around specific degree, where device is driven hydraulically or electrically |
| 03/08/2006 | EP1631726A1 Water preparation device, in particular for a drain cleaning vehicle |
| 03/07/2006 | US7009698 Inspection system and method |
| 03/02/2006 | WO2006021392A1 Liquid vacuum cleaner |
| 02/22/2006 | CN1243166C Catch basin attachment |
| 02/22/2006 | CN1243165C Toilet system |
| 02/20/2006 | CA2478158A1 Rodent guard |
| 02/16/2006 | US20060032531 High rise tower sanitary service system |
| 02/14/2006 | US6997204 High rise tower sanitary service system |
| 02/14/2006 | US6997201 Wastewater source control system |
| 02/09/2006 | DE102005020658A1 Drive wheel for high pressure cleaning hose has a pulley wheel-like double flange profile interface to high pressure hose with helical outer profile |
| 02/08/2006 | EP1543201B1 Method and device for cleaning separators |
| 02/01/2006 | EP1620770A2 Apparatus and method for fluid flow control |
| 02/01/2006 | CN2755202Y Automatic casket for preventing mosquito |
| 02/01/2006 | CN2755201Y Automatic pollution-proof sealer of well mouth |
| 02/01/2006 | CN1240169C Installation carriage |
| 01/26/2006 | DE102005029505A1 Backflow flap for sewer shafts comprises a carrier body, a flap-and-float unit, a hinge joining the carrier body and the flap-and-float unit, and a stop |
| 01/26/2006 | DE102004032678A1 Canal e.g. an air duct, inspecting vehicle, has four wheels placed symmetrically with respect to centre section of vehicle, where outer contours of vehicle are determined by external dimensions and outer contour of wheels |
| 01/19/2006 | WO2006005244A1 A water-flushing backflow prevention drain device |
| 01/19/2006 | DE102005020665A1 Tanker truck for cleaning public drains has top-mounted hose storage reel with guide arm position maintained by pneumatic cylinder |
| 01/18/2006 | EP1616065A1 Water suction device |
| 01/13/2006 | CA2511876A1 Mobile unit for emptying and pre-treating waste water from non-collective treatment, and related process |
| 01/12/2006 | DE202005017481U1 Hand-held camera system for inspecting walkable sewer, consisting of camera, spot light(s), laser and position and acceleration sensors with switch-off device |
| 01/11/2006 | CN1236150C Mosquito eradication grid for urban sewer |
| 01/05/2006 | WO2005016692A3 Apparatus and method for inspecting sewer lines using small mobile vehicles |
| 01/05/2006 | US20060001258 Segment for a rehabilitating pipe |
| 01/04/2006 | CN1715726A Method for laying a rehabilitating pipe |
| 12/28/2005 | EP1440273B1 A liner for reinforcing a pipe and method of making the same |
| 12/28/2005 | CN2748536Y Manifold truck for pollution discharge |
| 12/21/2005 | EP1607536A1 Device for hermetic drainage of a wastewater container |
| 12/21/2005 | EP1430290A4 Method of tracing drains |
| 12/20/2005 | CA2419470C Sewer inspection chamber with back-flow prevention valve and method and apparatus for installing valve in sewer inspection chamber |
| 12/15/2005 | DE102005023024A1 Device for inspecting, maintaining and/or cleaning pipelines or channels comprises a camera receiving the device rear region with respect to the main movement direction |
| 12/08/2005 | DE202005005060U1 Pneumatic driven shutter for water drain has a closing flap hinged on a sloping outlet and operated directly by a pneumatic servo |
| 12/08/2005 | DE102004023175B3 Sealing system for shutting off underground drain pipe has two inflatable cuffs on outside of short length of pipe and inner cuff on inner pipe sealing outside diameter of liquid feed pipe |
| 12/01/2005 | DE202005010183U1 Automatic tube back pressure component used in automatic water system for protection, has float lever for operating guide cage, pendular flap used to keep gasket link circulating, and sliding closing mechanism that has wedge-shaped plug |
| 12/01/2005 | DE102004022749A1 Waste water cleaning device, has rinsing tube with set of nozzle holes, in which cleaned water is admitted, and scraper that abrades inlet of nozzle holes of rinsing tube |
| 12/01/2005 | DE102004022121A1 Dust collector cleaning device, has crosswise arbor provided at end of vehicle having discharge container, and beams manually swiveled along vertical axis by respective handles that are located in active area within hand of operator |
| 12/01/2005 | DE102004022120A1 Street cleaning vehicle, with a drain dirt trap cleaning hose and gutter cleaning units, has a platform with controls to steer the vehicle and operate the cleaning units |
| 11/24/2005 | US20050257832 High rise tower sanitary service system |
| 11/24/2005 | DE202005013494U1 Backflow stop valve for pipe duct has a one piece pressed valve flap with bent over top edge attached to a hinge mounting and with a pressfit seal on the end of the duct |
| 11/23/2005 | CN2742059Y Water flushing one-way water exhaust device |
| 11/17/2005 | DE202005007788U1 Pneumatic ball channel back pressure safety device creates backstop with air pressure by lodging balloon in channel and releases balloon using internal springs when air is released |
| 11/17/2005 | DE202005006767U1 Drive for TV-inspection unit, has drive wheels pressed on one-third point in inner side of tube through articulated joint, where one of wheels is adjusted and placed in driving direction, so that unit rotates around its longitudinal axis |
| 11/10/2005 | US20050248157 Rehabilitating pipe and a laying method thereof |
| 11/03/2005 | WO2005103497A1 Pressure pump for sludge |
| 11/03/2005 | US20050241713 Method for rehabilitating an existing pipe |
| 11/02/2005 | EP1591593A1 Method for laying a rehabilitating pipe |
| 11/02/2005 | CN1690498A Rehabilitating pipe and a laying method thereof |
| 10/27/2005 | WO2005099542A1 Liquid aspirator |
| 10/27/2005 | US20050238437 Method for rehabilitating an existing pipe |
| 10/27/2005 | US20050236059 Method for laying a rehabilitating pipe |
| 10/27/2005 | CA2562459A1 Liquid aspirator |
| 10/26/2005 | EP1200682B1 Method and system for the recuperation of septic tank content |
| 10/19/2005 | CN1683813A Section for repairing pipe |
| 10/06/2005 | DE202004020627U1 Inspection device for shafts and pipes esp. house connections to sewage systems has camera in housing with ejection jets radial and angled away from housing for steering |
| 10/06/2005 | DE102004013999A1 Device for processing contaminated water for a flusher comprises a plate-like perforated removal unit as pre-filter mounted at a distance from a filter chamber |
| 10/05/2005 | EP1582801A2 Pipe segment for a rehabilitating pipe assembly |
| 09/29/2005 | US20050210623 Fixed slope vacuum boring and mud recovery container |
| 09/28/2005 | CN2729180Y Sewer mosquito preventer with window |
| 09/28/2005 | CN1673603A Segment for rehabilitating pipe assembly |
| 09/22/2005 | US20050205148 Segment for a rehabilitating pipe assembly |
| 09/22/2005 | CA2488101A1 Segment for a rehabilitating pipe assembly |
| 09/21/2005 | EP1577640A1 Method and device for hydrostatic levelling |
| 09/21/2005 | CN1670321A Position regulating spacer and method of repairing pipe position using the same |