| Patents for E21D 11 - Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling (7,167) |
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| 03/26/1985 | US4507021 Profile element for mining applications |
| 03/19/1985 | US4505622 Process and arrangement for the support of underground cavity systems by an efficient safety casing wall |
| 03/14/1985 | WO1985001081A1 Circular heading machine |
| 02/19/1985 | CA1182654A1 Method and apparatus for the advancing of a sliding form |
| 02/12/1985 | US4498816 Mine roof support system |
| 02/05/1985 | US4497590 Tunnel lining |
| 01/23/1985 | EP0132066A1 Tunnelling and tunnel relining equipment |
| 01/08/1985 | US4492494 Process for stabilizing aqueous solutions used in the preparation of hydrophilic polymeric gels |
| 01/08/1985 | US4492478 Method and apparatus for applying mortar or concrete |
| 12/18/1984 | CA1179515A1 Method and device for the backfilling of roadway supports in mine and tunnel construction with the aid of support hoses having a hardening filler |
| 12/11/1984 | CA1179383A1 Tunneling machine provided with a rotary tool carrying head and with a lifting device for positioning lining pannels in the tunnel |
| 12/05/1984 | EP0127547A1 Process for sealing the opposing surfaces of prefabricated concrete elements, especially for bridges an tunnels |
| 12/05/1984 | EP0127518A1 Assembling device for joining the elements of a tunnel lining |
| 11/21/1984 | EP0125261A1 A method and apparatus for reinforcing and consolidating earth structures |
| 11/05/1984 | EP0111512A4 Reinforcing and confining earth formations. |
| 10/17/1984 | EP0121629A2 Tunnel lining fastening devices |
| 10/16/1984 | US4477204 Cast concrete element for underground tubular structure |
| 10/09/1984 | US4475847 Process for consolidation and sealing of geological formations and artificial beds of rock, earth, and coal |
| 10/02/1984 | CA1175249A1 Wall element for an underground gallery |
| 09/27/1984 | WO1984003734A1 Reinforcement of earth structures |
| 09/27/1984 | WO1984003726A1 Apparatus for forming continuous body with hole |
| 08/22/1984 | EP0116303A1 Lattice truss for tunnelling |
| 08/21/1984 | US4466758 Holding body to attach a sealing foil of synthetic material to a foundation |
| 08/14/1984 | US4465405 Method and device for the backfilling of roadway supports in mine and tunnel construction with the aid of support hoses having a hardening filler |
| 08/14/1984 | US4465404 Wall element for an underground gallery |
| 08/08/1984 | EP0115250A1 Method of manufacturing a sealing means against the penetration of water into masonry, and use of this means |
| 08/07/1984 | US4464084 Shoring supports |
| 08/01/1984 | EP0114514A1 Cast concrete element for underground tubular structure |
| 07/31/1984 | US4462548 Injector, in particular for injecting concrete |
| 07/31/1984 | CA1171675A1 Elongated underground construction having a uniform section and method of building this construction |
| 07/19/1984 | WO1984002740A1 Combined machine for drilling tunnels, respectively wells, with simultaneous coffering and shoring of the tunnel for the well, as well as rear transport of the cuttings |
| 07/10/1984 | US4459064 Elongated underground construction having a uniform section and method of building this construction |
| 06/27/1984 | EP0111512A1 Reinforcing and confining earth formations |
| 06/26/1984 | US4456405 Mine roof truss assembly and associated method |
| 06/19/1984 | CA1169258A1 Tunnel linings |
| 06/13/1984 | EP0110790A1 Mortar and combination of this mortar with reinforcing fibres for supporting mine galleries and the like |
| 06/12/1984 | CA1168882A1 Method and apparatus for tunnel lining |
| 06/05/1984 | US4452549 Tunnel lining rings |
| 06/05/1984 | CA1168459A1 Mine roof plate beam for a roof truss assembly |
| 05/29/1984 | US4451176 Apparatus for and method of driving tunnels |
| 05/29/1984 | US4450666 Econo bricking ring |
| 05/24/1984 | WO1984001978A1 A method and apparatus for reinforcing and consolidating earth structures |
| 04/17/1984 | US4443134 Yieldable roof support for mine passages and the like |
| 04/03/1984 | US4440499 Method and apparatus of blowing mortar or the like |
| 03/27/1984 | US4439066 Pervious tunnel liner member |
| 03/27/1984 | US4439065 Continuous gallery construction, in particular for underground mine tunnels |
| 03/20/1984 | US4437788 Method and apparatus for the advancing of a sliding form |
| 03/07/1984 | EP0102340A2 Method of making reinforced concrete constructions such as subways, road tunnels and the like; prefabricated concrete elements for making such constructions |
| 02/22/1984 | EP0100771A1 Tubbings for lining tunnels and shafts |
| 02/21/1984 | CA1162407A1 Reinforcing and confining earth formations |
| 02/14/1984 | US4431341 Construction of a concrete lined chamber |
| 01/05/1984 | WO1984000048A1 Reinforcing and confining earth formations |
| 12/28/1983 | EP0097113A2 Method of driving a tunnel in stressed rock |
| 11/08/1983 | US4413928 Reinforcing and confining earth formation |
| 10/26/1983 | EP0092307A1 Improvements in and relating to support arches for colliery tunnels |
| 10/26/1983 | EP0091980A2 Safety-cap bracket |
| 10/18/1983 | US4410055 Drilling tool |
| 10/04/1983 | US4407609 Apparatus and method for providing negative buoyancy for tunnel forms |
| 09/28/1983 | EP0089772A1 Pervious tunnel liner member |
| 09/28/1983 | EP0089403A1 Flexible concrete segment lining |
| 09/13/1983 | CA1153567A1 Injection liner for a borehole closure |
| 09/06/1983 | US4402639 Anchor bolt |
| 08/09/1983 | US4397583 Tunnel linings |
| 08/02/1983 | US4396313 Method of forming flooring in tunnels |
| 07/27/1983 | EP0084365A2 Combined tunnelling or shaft boring machine with simultaneous shuttering and supporting of the tunnel excavation, and removal of the excavated material |
| 07/26/1983 | US4395161 Transition plate for a mine roof truss |
| 07/05/1983 | US4391553 Hydraulic control systems for and methods of controlling the operation of tunnelling apparatus |
| 06/28/1983 | US4390306 Composite arch structure |
| 06/22/1983 | EP0081686A1 Wall sealing against pressurized and/or leakage water by a sealing foil |
| 06/15/1983 | EP0081402A1 Process for obtaining hollow structures such as ducts, grain tanks or shelters. |
| 06/14/1983 | CA1148100A1 Sectionalised hollow tubular body |
| 05/31/1983 | CA1147115A2 Reinforcing material for hydraulic substances and method for the production thereof |
| 05/26/1983 | WO1983001823A1 Method for obtaining hollow structures, such as conduits, silos or shelters and structures obtained by such method |
| 05/10/1983 | US4382721 Mine roadway support stilt |
| 05/10/1983 | US4382720 Injection liner for a borehole closure |
| 05/04/1983 | EP0077898A1 Methode for placing a conduit of pipes in the ground by pushing and pipe for use in such a method |
| 04/12/1983 | US4379870 Reinforcing material for hydraulic substances and method for the production thereof |
| 04/12/1983 | US4379654 Device for keeping a lining-layer in contact with the walls of a civil-engineering works |
| 03/22/1983 | US4377127 Device for projecting a wall coating, particularly for an excavation |
| 03/15/1983 | CA1142862A1 Flexible tubing |
| 03/09/1983 | EP0073733A1 Grid-like girder for the support of underground galleries and shafts |
| 03/01/1983 | CA1141914A1 Reinforcing material for hydraulic substances and method for the production thereof |
| 02/01/1983 | US4371290 Shuttering for establishing concrete lining of tunnels |
| 12/28/1982 | US4365913 Method and device for building in the ground vertical walled structures starting from a subterranean conduit |
| 12/15/1982 | EP0066755A1 Guiding device for the hose of a concrete spraying installation |
| 12/15/1982 | EP0066724A1 Spraying device, particularly for sprayable concrete |
| 12/15/1982 | EP0011627B1 Tunnel lining, segment therefore and method of lining a tunnel |
| 12/14/1982 | US4363565 Tunnelling |
| 12/14/1982 | US4363202 Apparatus for lining kilns, tunnels and the like |
| 12/01/1982 | EP0065799A2 Device consisting of a plastic sheet for covering concrete walls |
| 11/24/1982 | EP0065486A2 A constant cross-sectional elongated piece of work and a method of constructing this piece of work |
| 11/24/1982 | EP0065255A2 Apparatus for mixing and spraying wet concrete |
| 11/03/1982 | EP0063630A1 Method and device for filling the hollow space between the roof support of galleries and the rock by means of pipes containing a hardening filling |
| 10/06/1982 | EP0061969A2 Tunnelling machine with a tool-holding rotating head, provided with a device for applying lining units |
| 09/22/1982 | EP0060715A1 Pipe sealing apparatus and jack |
| 09/21/1982 | CA1132144A1 Method of preparing green composition containing hydraulic substance and method of utilizing the same |
| 09/15/1982 | EP0060183A1 Dry mix comprising plaster, resin and glass fibres, and process of application |
| 09/15/1982 | EP0060134A1 Lining of tubular structures |
| 09/15/1982 | EP0059972A1 Movable platform for assembling roof supports in lengths of mining tunnels |
| 09/14/1982 | US4349300 Systemic roof support |