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Class Information
Number: 405/150.2
Name: Hydraulic and earth engineering > Underground passageway, e.g., tunnel > Lining > By spraying of settable material (e.g., concrete)
Description: Subject matter wherein the wall, ceiling or floor structure is formed by projecting hardenable material onto the interior of said tunnel.

Patents under this class:

Patent Number Title Of Patent Date Issued
8485608 Heading or extraction machine Jul. 16, 2013
7967974 Methods of recovering hydrocarbons from hydrocarbonaceous material using a constructed infrastructure having permeable walls and associated systems Jun. 28, 2011
7906014 Methods of recovering hydrocarbons from hydrocarbonaceous material with reduced non-carbonaceous leachate and CO.sub.2 and associated systems Mar. 15, 2011
7862706 Methods of recovering hydrocarbons from water-containing hydrocarbonaceous material using a constructed infrastructure and associated systems Jan. 4, 2011
7731453 Method and device for trenchless laying of pipelines Jun. 8, 2010
7290960 Sprayable mining liner Nov. 6, 2007
7270150 Method of lining a pipeline Sep. 18, 2007
6966610 Treatment of rock surfaces Nov. 22, 2005
6955502 Method for repairing in-ground tunnel structures Oct. 18, 2005
6926466 Device and a method for rehabilitating conduits Aug. 9, 2005
6923597 Tail shield for a shield tunneling apparatus Aug. 2, 2005
6893188 Continuous method of realization of works underground, tunnels and excavations in general with works of consolidation, permeabilization and drainage obtained through guided perforations May. 17, 2005
6796334 Duct repairing material, repairing structure, and repairing method Sep. 28, 2004
6793441 Tunnel waterproofing method Sep. 21, 2004
6776558 Method and arrangement for concreting vertical shafts Aug. 17, 2004
6767164 Tunnel waterproofing construction method Jul. 27, 2004
6761504 Waterproof cladding construction and method of providing the same Jul. 13, 2004
6719493 Method and system for encasing an endless, laid pipeline conduit with backfill concrete Apr. 13, 2004
6619885 Telescopic tunnel form Sep. 16, 2003
6602025 Process for lining canals, ditches and pipes with a non-sagging polyurethane/geofabric composite Aug. 5, 2003
6450735 Method and equipment for ventilating underground workings Sep. 17, 2002
6419324 Method of sealing off a mine passageway Jul. 16, 2002
6402427 Method for reinforcing tunnel linings Jun. 11, 2002
6375390 Method for widening road, superhighway or railway tunnels, without interrupting the traffic Apr. 23, 2002
6357965 Method, system and device for building a wall in the ground Mar. 19, 2002
6193439 Process for cladding substrates and constructions produced thereby Feb. 27, 2001
6074131 Method for installing form in-place dispenser containment Jun. 13, 2000
5716711 Method for mine support and composition Feb. 10, 1998
5636972 Device for extrusion of two component synthetic resins Jun. 10, 1997
5522677 Travelling concreting device Jun. 4, 1996
5199817 Process of providing an elongate underground cavity Apr. 6, 1993
5141363 Mobile train for backfilling tunnel liners with cement grout Aug. 25, 1992
5125455 Primary cementing Jun. 30, 1992
4984933 Grouting method and apparatus Jan. 15, 1991
4695188 Lined rock cistern or tunnel Sep. 22, 1987
4623198 Method for reducing compressed air losses when driving underground cavities supported by compressed air Nov. 18, 1986
4466758 Holding body to attach a sealing foil of synthetic material to a foundation Aug. 21, 1984
4459064 Elongated underground construction having a uniform section and method of building this construction Jul. 10, 1984
4456401 Method and apparatus for relining underground passageway Jun. 26, 1984
4451176 Apparatus for and method of driving tunnels May. 29, 1984
4261670 Process for the protection of galleries Apr. 14, 1981
4237182 Method of sealing interior mine surface with a fire retardant hydrophilic polyurethane foam and resulting product Dec. 2, 1980
4187037 Wall supporting arrangement, especially for supporting mine gallery walls Feb. 5, 1980
4129991 Method of producing a concrete lined tunnel or other underground excavation Dec. 19, 1978
4120165 Methods of and apparatus for driving tunnels Oct. 17, 1978
4112694 Tunnel-lagging element and system Sep. 12, 1978
4043137 Apparatus for and a method of constructing a tunnel Aug. 23, 1977
3990249 Method and an apparatus for producing a draining channel Nov. 9, 1976

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