| Patents for E03F 3 - Sewer pipe-line systems (3,593) |
|---|
| 01/22/1986 | EP0168452A1 Cuff for sealing joints of pipes. |
| 01/14/1986 | US4564314 Self-propelled continuous concrete pipe-laying machine |
| 11/26/1985 | US4554772 Boot guard for sewer manhole construction |
| 11/21/1985 | WO1985005136A1 Barrier with internal ducts and construction method |
| 11/13/1985 | EP0161228A2 Plant for treatment of urban runoff water |
| 10/16/1985 | EP0158042A2 Device for incorporating plastic tubes into sewers |
| 09/04/1985 | EP0153319A1 Apparatus for depositing a membrane within a conduit |
| 08/28/1985 | EP0152408A1 Method of depositing a membrane within a conduit. |
| 08/01/1985 | WO1985003338A1 Cuff for sealing joints of pipes |
| 06/26/1985 | EP0146331A1 A device and method for removing irregularities in or enlarging an underground duct |
| 05/28/1985 | US4519177 Method for reinforcing tubular ducts |
| 04/24/1985 | EP0138234A1 Apparatus for filling fixed amount of liquid into containers |
| 04/23/1985 | CA1185905A1 Reinforcing member |
| 04/02/1985 | US4508355 Gasket suitable for use in sealing exterior of sewer pipe to opening in manhole, and method and system employing same |
| 02/28/1985 | WO1985000870A1 Method of depositing a membrane within a conduit |
| 02/28/1985 | WO1985000869A1 Apparatus for depositing a membrane within a conduit |
| 02/12/1985 | US4498807 Drainage channel with means for maintaining proper slope during installation |
| 08/21/1984 | CA1173079A1 Device for contracting pipes |
| 07/10/1984 | US4458904 Seal for use with pipes to be fitted one into another with spigot and socket ends |
| 06/19/1984 | US4455231 Flow regulation device for waste waters |
| 06/13/1984 | EP0110664A2 Improved method of renovating sewers |
| 06/12/1984 | CA1168848A1 Acrylate grouting compositions and method for grouting therewith |
| 04/17/1984 | US4442891 Cutters |
| 04/03/1984 | US4440406 Devices used for the connection of pipes |
| 03/14/1984 | EP0102932A2 Concrete pipe and method for the production thereof |
| 01/25/1984 | EP0098855A1 Method and apparatus for grouting between pipes |
| 12/27/1983 | CA1159347A1 Method and apparatus for providing the inner surface of a pipe with a flexible tubular lining material through a liquid resin under pressure |
| 10/05/1983 | EP0020630B1 Drain pipe |
| 08/24/1983 | EP0086567A1 Pipe replacement |
| 08/23/1983 | US4400108 Mobile reinforced concrete pipe machine |
| 07/21/1983 | WO1983002490A1 Method and apparatus for grouting between pipes |
| 07/19/1983 | US4394024 Seal for use with pipes to be fitted one into another with spigot and socket ends |
| 06/22/1983 | EP0081983A2 Reinforcing member |
| 06/21/1983 | US4389138 Drain pipe |
| 06/14/1983 | US4388021 Method of and device for making canalization by advancing under pressure a string of sewer pipes |
| 06/14/1983 | CA1148100A1 Sectionalised hollow tubular body |
| 05/24/1983 | US4384636 Equipment for pulling pipes together |
| 05/18/1983 | EP0078816A1 Pipe connecting method |
| 04/26/1983 | CA1145148A1 Method and apparatus for removing deflection from plastic pipes |
| 03/29/1983 | US4377984 Connecting assembly for pipe lining equipment |
| 03/09/1983 | EP0073741A1 Apparatus for the regulation of sewage discharge |
| 01/11/1983 | US4368091 Method for providing the inner surface of a pipe with a flexible tubular lining material through a liquid resin under pressure |
| 12/07/1982 | CA1136954A1 Junction and connection terminal for the service of fixed or mobile premises in particular for the supply of a sanitary unit which may be itself attached to a caravan or a camping-car |
| 12/07/1982 | CA1136869A1 Drain pipe |
| 12/01/1982 | EP0065799A2 Device consisting of a plastic sheet for covering concrete walls |
| 11/25/1982 | WO1982004086A1 Pipe connecting method |
| 11/03/1982 | EP0063616A1 Tubing made of cast-in-situ concrete, and method for its production |
| 10/19/1982 | CA1133962A1 Devices used for the connection of pipes |
| 09/15/1982 | EP0060134A1 Lining of tubular structures |
| 09/15/1982 | EP0016837B1 Coupling structure for water channels |
| 08/31/1982 | US4347018 Lining or relining of tunnels |
| 08/10/1982 | CA1129455A1 Sewer chimney |
| 05/11/1982 | US4329083 Methods of laying underground conduits |
| 04/20/1982 | US4325414 Hollow body assemblies |
| 03/09/1982 | US4318835 Magnesium diacrylate, polyol monoacrylate grouting composition and method for grouting joints and/or cracks in sewer conduits therewith |
| 03/09/1982 | US4318547 Devices used for the connection of pipes |
| 01/26/1982 | US4312605 Method for grouting joints and/or cracks in sewer conduits |
| 01/05/1982 | US4309128 Method and apparatus for removing deflection from plastic pipes |
| 11/03/1981 | US4298296 Form handling system |
| 08/19/1981 | EP0033940A2 Device for drawing pipes together |
| 06/25/1981 | WO1981001736A1 Pipe of plastic material with bulgings |
| 04/15/1981 | EP0026976A1 Method of and apparatus for restoring the diameter of plastic pipes located in an earth encompassing situ |
| 02/25/1981 | EP0024157A1 Method of lining or relining tunnels and tunnels lined or relined by such a method |
| 01/27/1981 | US4246925 Waste water vacuum conveyance method and apparatus |
| 01/20/1981 | US4245970 Apparatus having a tubular inflatable bladder and a grout dispensing nozzle for connecting lateral branches to a relined main |
| 01/14/1981 | EP0022248A1 Hollow body to be composed of separate elements |
| 01/13/1981 | CA1093421A1 Storm overflow basin |
| 01/06/1981 | US4243068 Sewer chimney |
| 12/23/1980 | US4240653 Flexible expansion joint |
| 10/15/1980 | EP0016837A1 Coupling structure for water channels |
| 09/30/1980 | US4225434 Storm overflow basin |
| 09/09/1980 | US4221502 Culvert joint |
| 06/12/1980 | WO1980001180A1 Drain pipe |
| 05/28/1980 | EP0011558A1 Thermoplastic pipe joining method and modular components for use therein |
| 04/15/1980 | US4197908 Apparatus for porting a side wall of a conduit from interiorly thereof |
| 03/25/1980 | CA1074143A1 Injection sealable waterstop and method of installing same |
| 12/11/1979 | CA1067928A1 Oval sewerpipe with internal or end surface alignment marks |
| 11/01/1979 | WO1979000848A1 Coupling structure for water channels |
| 10/30/1979 | US4172799 Conic deflector unit |
| 04/24/1979 | US4150683 Elimination of overflow of sewer systems |
| 03/13/1979 | CA1050289A1 Method and apparatus for anchoring a diaphragm wall in rock or in hard soil |
| 02/21/1979 | EP0000788A1 Draining ditch headwall unit |
| 08/15/1978 | US4106300 Method of making reinforced cast-in-place concrete pipe |
| 07/04/1978 | US4097982 Method and apparatus for joining pipes |
| 02/14/1978 | US4073048 Gasket seal between sewer pipe and manhole opening |
| 11/29/1977 | US4059965 Apparatus for and a method of laying a pipe line |
| 08/16/1977 | US4041665 Injection sealable waterstop and method of installing same |
| 07/05/1977 | US4033613 Locked joint between two pipe elements capable of having an angular deviation with respect to each other |
| 06/07/1977 | US4027902 Joint for culvert sections and the like |
| 05/17/1977 | US4023835 Conformable thin-wall shear-resistant coupling and pipe assembly |
| 05/03/1977 | US4020639 Oval pipe with a flat base |
| 02/22/1977 | US4009063 Method of lining a pipe |
| 01/04/1977 | US4001358 Apparatus and method for forming a cementitious conduit in situ |