| Patents for E03F 3 - Sewer pipe-line systems (3,593) |
|---|
| 08/29/2007 | CN101024971A Hollow large diameter wound pipe made of HDPE and fly-ash |
| 08/23/2007 | DE102006004884A1 Einrichtung zur Herstellung einer Dichtanordnung für Rohre und Schachtbauwerke Means for producing a sealing arrangement for pipes and manholes |
| 08/21/2007 | CA2413052C Corrosion-inhibited system and method for providing a utility service to a plurality of consumers |
| 08/16/2007 | DE202006005685U1 Anschlussvorrichtung für eine Nebenrohrleitung Connection device for an extension pipe |
| 08/16/2007 | DE102006013410B4 Vorrichtung zur Verlegung von Rohrleitungen in Gräben Apparatus for laying pipelines in trenches |
| 08/15/2007 | EP1818464A1 Drain channel and system for creating a water drain, especially for showers with flush mounted floor channels |
| 08/15/2007 | CN101016752A Multi-inflow drainage hopper |
| 08/14/2007 | US7255516 Method and apparatus for replacement of underground pipe |
| 08/14/2007 | CA2310529C Method and apparatus for installing culverts |
| 08/08/2007 | EP1815073A1 Absorber for a pipe construction or channel construction and pipe construction or channel construction provided with this absorber |
| 08/01/2007 | CN2928966Y Rain initial phase overflow device |
| 07/30/2007 | CA2572273A1 Vacuum sewer system |
| 07/26/2007 | DE102006018581B3 Suspended laying of cables in conduit involves suspending section of line while arranging it in conduit and it remains suspended while filling conduit with filler at least until line section is supported by filler |
| 07/18/2007 | EP1807645A1 Method for operating a sheeting machine for laying pipes, and sheeting machine |
| 07/18/2007 | CN1327088C Double-supply double-drainage circulation system for multipurpose use city water resource |
| 07/05/2007 | WO2007074818A1 Vacuum fluid transfer system |
| 06/28/2007 | DE102005060543A1 Verfahren zum Sanieren von Abzweigleitungen von Kanalrohren Method for remediating branch pipes sewer pipes |
| 06/06/2007 | DE202006001226U1 Anschlussstutzen für einen Abwasser-Hauptkanal Connectors for a sewage main channel |
| 06/06/2007 | DE102005052817B3 Concrete recipe for the production of sewage pipes, waste water pipes, and mains drainage pipes based on polycarboxylatether |
| 05/30/2007 | EP1540219B1 Method and apparatus for replacement of underground pipe |
| 05/30/2007 | CN2905929Y Stop cap for drainpipe |
| 05/30/2007 | CN2905928Y Urban sewer network structure |
| 05/24/2007 | DE102005026449B4 Rückhaltevorrichtung zum axialen Fixieren eines im Erdreich verlegten Leitungsrohres Restraining device for axially fixing a pipe line laid in the ground |
| 05/24/2007 | CA2528765A1 Apparatus for laying pipe into a trench |
| 05/15/2007 | US7217063 Latch for leaching chamber |
| 05/10/2007 | DE202005020037U1 Rohrverbinder mit integriertem Brandschutz Pipe connector with integrated fire protection |
| 05/09/2007 | CN2898151Y Efficient and economical ecological drainage system |
| 05/03/2007 | DE102005048689B3 Wärmetauscher zur Abwasserwärmenutzung Heat exchanger for waste water heat recovery |
| 05/03/2007 | DE102004026013B4 Erdverlegbare Rohrleitung mit Wurzelschutz, und Verfahren zum Verlegen einer Rohrleitung Erdverlegbare pipe with root protection, and method of laying a pipeline |
| 04/25/2007 | EP1776507A1 Method for producing an infrastructure channel |
| 04/25/2007 | CN2893020Y Road sewage apparatus |
| 04/25/2007 | CN2893019Y Pipeline cross structure in water supply and draining pipe network |
| 04/24/2007 | US7207749 Method and apparatus for installing underground pipe |
| 04/19/2007 | WO2007042283A1 Heat exchanger for utilising the heat from waste water |
| 04/19/2007 | DE19747100C5 Verfahren zum Behandeln der Zementmörtelauskleidung von Rohren und Formstücken aus Stahl oder Gußeisen für Wasserleitungen Method of treating the cement mortar lining of pipes and fittings made of steel or cast iron water lines |
| 04/18/2007 | CN1311136C Drainage pipe construction method, drainage pipe structure, building with drainage pipe structure |
| 04/17/2007 | CA2408388C Multi-purpose rehabilitation of conduits |
| 04/11/2007 | EP1432880B1 Drainage device |
| 04/11/2007 | CN2887984Y Integrated urban underground water drainage pipe |
| 04/05/2007 | WO2007036027A1 High performance sewer system |
| 04/05/2007 | DE102006046813A1 Cover section for supply or discharge line, has circular elastomer ring arranged behind cap-type sprocket and receiving forces from working loads, and resins allowing pipes hardening to produce statically supporting construction |
| 04/04/2007 | CN1308134C Steel band reinforced plastic drainpipe and method and apparatus for manufacturing the same |
| 03/29/2007 | US20070071558 Rod pulling and pushing machine for pipe bursting |
| 03/29/2007 | US20070071554 Drainage channel |
| 03/28/2007 | CN2883856Y Polythane double-wall bellows sealing ring |
| 03/28/2007 | CN2883852Y Plastic tube having metal winding electric molten interface |
| 03/21/2007 | CN2881268Y Double-wall corugated pipe with bilayer wall spigot-and socket mouth |
| 03/21/2007 | CN2880948Y Dedour device for urban gully pot |
| 03/21/2007 | CN1932176A City rainwater osmotic sewerage installation |
| 03/21/2007 | CN1306125C Protected drain pipeline |
| 03/20/2007 | US7191801 Apparatus and method for installation of pipe liner |
| 03/19/2007 | CA2520111A1 Covering apparatus for opening of underground pipeline or box |
| 03/14/2007 | CN2878537Y Blowdown pipe for water discharge pipe |
| 03/14/2007 | CN1928273A Double-wall winding plastic drain-pipe |
| 03/14/2007 | CN1928272A Linear contacting water-collecting device |
| 03/14/2007 | CN1927931A Special material for producing double-walled entwining tube |
| 03/13/2007 | CA2403702C Method and apparatus for lining manholes |
| 03/08/2007 | US20070052140 Underground pipe and method of securing conduits |
| 03/07/2007 | CN1924419A Coiling modeled steel/plastic composite pipe and its preparing process and equipment |
| 03/01/2007 | US20070048092 Tool and method for installation of water pipe |
| 02/22/2007 | DE102006004625A1 Channel pipe for effluent pipeline systems comprises circular openings formed in the pipe body on prescribed sites of the pipe wall |
| 02/21/2007 | EP1368591B1 Sealing methods |
| 02/15/2007 | DE102006034512A1 Monolithic pipe elbow e.g. for large pipe and production method, made from reinforced concrete and divided into angularly arranged sections having round or polygonal interior cross section which can be arranged into each other |
| 02/14/2007 | CN2869165Y Environmental-protection large-diameter hollow wound pipe |
| 02/13/2007 | CA2325136C Protective shield for elongated underground utilities |
| 02/08/2007 | DE102005036502A1 Vorrichtung und Verfahren zur Inspektion von Wasser führenden rohrförmigen Kanälen Apparatus and method for inspecting water-bearing tubular channels |
| 01/31/2007 | EP1748115A2 Connecting piece between a manhole and a conduit and method for installing same |
| 01/31/2007 | CN2863949Y Siphon rain water bucket |
| 01/31/2007 | CN2863948Y Pollution discharge gas discharge pipe connection |
| 01/31/2007 | CN2863262Y Hydrodynamic blow-off device |
| 01/25/2007 | DE10143000B4 Seitenrohranschlußadapter Side pipe connection adapter |
| 01/24/2007 | CN2861324Y Drain cover opening device |
| 01/24/2007 | CN1296577C Method for repairing sewer using water-proof film lining |
| 01/23/2007 | US7165914 Ditch liner system |
| 01/23/2007 | US7165578 Method for laying a rehabilitating pipe |
| 01/18/2007 | WO2007006215A1 Method and apparatus for making plastic drainage pipe reinforced by steel strips and the plastic drainage pipe reinforced by steel |
| 01/17/2007 | CN1898443A Block structure for gutter, water channel formed of block structure for the gutter, and method of manufacturing block the structure for gutter |
| 01/17/2007 | CN1295404C Drainage pipeline outlet non-return closure |
| 01/16/2007 | CA2405982C Modular drain and drain system |
| 01/11/2007 | DE102006010441A1 Method for evaluating and management of the infrastructure of roads and sewage systems comprises installing a measuring system based on a geo-radar on a vehicle during acquisition of the condition of a road by a system on a vehicle |
| 01/10/2007 | CN2856215Y Novel ecological rain collection ditch |
| 01/10/2007 | CN1891917A Drainage management construction method, drainage management structure and structure object having said structure |
| 01/09/2007 | US7160058 Methods and module for an underground assembly for storm water retention or detention |
| 01/03/2007 | CN1888338A Outdoor buried large-bore oval drain-pipe |
| 12/28/2006 | WO2005026919A3 Acquisition and analysis of time location-specific image data |
| 12/28/2006 | US20060291960 Aqua gopher |
| 12/28/2006 | DE202006014531U1 Connecting collar for sealing the transition region of a private effluent channel from a public channel network comprises a rim and a shaft part both coated on the inner side with polyurethane and having an outer side made from needled felt |
| 12/26/2006 | US7152618 Vacuum station and the method for operating the same |
| 12/21/2006 | DE102005026449A1 Rückhaltevorrichtung zum axialen Fixieren eines im Erdreich verlegten Leitungsrohres Restraining device for axially fixing a pipe line laid in the ground |
| 12/20/2006 | CN2848978Y Sewer buffer device of high storey building |
| 12/20/2006 | CN2848977Y Sewage shut-off valve |
| 12/20/2006 | CN1290681C Technology for producing reinforced concrete drain-pipe |
| 12/19/2006 | CA2300535C Plastic sewage pipe |
| 12/14/2006 | WO2006131605A1 Method for manufacturing a house-connection module, a house-connection module and a method for installing the house-connection module in a pipe system |
| 12/14/2006 | WO2005012664A3 Modular trench drain |
| 12/13/2006 | EP1731682A2 Cascade sewer system for surface water |
| 12/13/2006 | CN1876977A Water flow separate discharge method for urban pipeline network with river, rain and sewage mixed flow |
| 12/13/2006 | CN1289431C Acid-resistant sulfur material and method for application of acid-resistant sulfur material |
| 12/12/2006 | CA2152680C Deteriorated structure repair method and substratum for restoring and lining corroded structure |
| 12/07/2006 | WO2006128357A1 An urban and rural integrated conduit system for sewage discharging and reclaiming |