| 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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| 03/06/2013 | CN202768013U Spraying support and wet spraying machine |
| 03/06/2013 | CN202768012U Tunnel primary lining prefabricated concrete block assembly |
| 03/06/2013 | CN202768011U Lining segment for water pressure control of high-burial depth water-rich stratum tunnel boring machine (TBM)-method inclined shaft |
| 03/06/2013 | CN202768010U Shield-method inclined-shaft large deformation stratum-coping construction lining segment |
| 03/06/2013 | CN202768003U Device for tunneling soft rock |
| 03/06/2013 | CN102953738A Method and system for automatical antifreezing and thermal insulating of tunnel lining in high and cold areas |
| 03/06/2013 | CN102953737A Construction method for inverted arch of VI-level water-enriched surrounding rock tunnel |
| 03/06/2013 | CN102953736A Novel grout spraying machine |
| 03/06/2013 | CN102230382B Progressive shielding booster-type grouting and reinforcing technology for baseboard |
| 02/28/2013 | WO2013005944A3 Protective structure for the mouth of an unfinished tunnel |
| 02/27/2013 | DE202012104780U1 Tübbing-Abstandssensor für Tunnelbohrmaschine Tubbing distance sensor for tunnel boring machine |
| 02/27/2013 | CN202755987U Connecting and improving structure for horizontal pieces and vertical pieces of large-scale mining module |
| 02/27/2013 | CN202755986U High-strength self-adhesion polyethylene polypropylene fiber compound waterproof coiled material |
| 02/27/2013 | CN202755985U Plastic waterproof roll for pre-installing and inverted adhering construction |
| 02/27/2013 | CN202755984U Gas-material mixing spray gun |
| 02/27/2013 | CN202755983U Wet-type pulp ejecting machine |
| 02/27/2013 | CN202755982U Hinged type needle beam |
| 02/27/2013 | CN202755981U Retractable structure |
| 02/27/2013 | CN202755980U Tunnel supporting structure suitable for warm permafrost region |
| 02/27/2013 | CN202755979U Dovetail-shaped top longitudinal beam tunnel lining formwork |
| 02/27/2013 | CN202755978U Underground high-voltage power transmission and transformation cable anti-radiation tunnel |
| 02/27/2013 | CN202755385U Anti-floating structure of shallow-buried shield tunnel |
| 02/27/2013 | CN102941618A Lateral top arch concrete maintenance trolley for tunnel |
| 02/27/2013 | CN102206999B Traveling mechanism for large-gradient tunnel lining trolley |
| 02/20/2013 | CN202745913U Pressure-proof air door for underground coal mines |
| 02/20/2013 | CN202745898U Deep soft rock tunnel tensile reinforced concrete spraying body supporting structure |
| 02/20/2013 | CN202745886U Duct piece assembling device for small-sized tunnel boring machine |
| 02/20/2013 | CN202745885U Inclined type locking anchor pipe apparatus |
| 02/20/2013 | CN202745884U Tunnel section steel arching segment connecting structure |
| 02/20/2013 | CN202745883U Manufacturing operation accuracy error double-automatic compensation wet spraying machine |
| 02/20/2013 | CN202745882U Prestressed lining trolley |
| 02/20/2013 | CN202745881U Goaf-side entry retaining wall body |
| 02/20/2013 | CN202745389U Squeezing type grouter |
| 02/20/2013 | CN102937027A Construction method of edge top arch and bottom arch of concrete pouring tunnel |
| 02/20/2013 | CN102937026A Spiral groove type wet slurry spraying machine |
| 02/20/2013 | CN102937025A Large-diameter shield tunnel structure provided with tension chord member |
| 02/20/2013 | CN102937024A Digging and building method for water-proof gate chamber |
| 02/13/2013 | CN202731941U Waterproof apparatus for tunnel construction |
| 02/13/2013 | CN202731940U Longitudinal connecting device for tunnel steel arch |
| 02/13/2013 | CN202731939U Long-span tunnel arch portion secondary lining rebar colligation structure based on skeleton beams |
| 02/13/2013 | CN202731938U Super-soft rock stratum coal bunker well wall ring beam support device |
| 02/13/2013 | CN202731937U Material spraying and distributing arm support vehicle and material distribution system comprising same |
| 02/13/2013 | CN202731936U Tunnel inverted arch end mold |
| 02/13/2013 | CN202731935U Tunnel lining trolley reserved groove |
| 02/13/2013 | CN202731934U Tunnel non-short-sidewall type pouring device |
| 02/13/2013 | CN202731933U Full-hydraulic self-propelled trestle trolley |
| 02/13/2013 | CN202731932U Sectioned type stretchable steel mould trolley |
| 02/13/2013 | CN202731931U High-pressure concrete pulp shooting machine |
| 02/13/2013 | CN202731930U Shield segment for compensating freezing at metro connecting passage part |
| 02/13/2013 | CN202731929U Tunnel structure of pile-arch composite lining road |
| 02/13/2013 | CN202731928U Truss type hollow rectangular needle beam of tunnel lining trolley |
| 02/13/2013 | CN202731922U Supporting device of main ore pass well |
| 02/13/2013 | CN202731310U Extension arm structure of shotcrete machine |
| 02/13/2013 | CN202731308U Walking type automatic feed pulp shooting machine device |
| 02/13/2013 | CN202730818U Shed supporting mechanism installed on loader-digger |
| 02/13/2013 | CN102929290A Injection machine control system, method and device applied to tunnel concrete injection |
| 02/13/2013 | CN102926772A Manual grasping device for large-diameter tunnel segments |
| 02/13/2013 | CN102926771A Deep and long nonlinear drilling downhole remote hole sealing sectional grouting system and process |
| 02/13/2013 | CN102926770A Underground draining and grouting process in thin bedrock and thick loose sand layer rich water areas |
| 02/13/2013 | CN102926769A Construction method for temporarily fixing prefabricated compartment wall inside double-line single-pipe tunnel |
| 02/13/2013 | CN102926768A Roadway support truss and mounting method thereof |
| 02/13/2013 | CN102926767A Reinforcement treatment method of wide-angle inclined tunnel internally-sleeved steel liner location joint |
| 02/13/2013 | CN102926766A Backfilling U-shaped shed |
| 02/13/2013 | CN102926757A Construction method of two-sidestep and four-step excavation support of weak large-span tunnel of mountain ridge |
| 02/13/2013 | CN102182474B Reinforcing method for processing excessive deformation of primary support in tunnel construction |
| 02/13/2013 | CN102182472B Backfill repairing method for tunnel collapse cavity |
| 02/13/2013 | CN101725361B Corrugated steel web reinforced concrete tunnel and underground structural unit |
| 02/06/2013 | CN202718680U U-shaped steel support and surrounding rock stress coupler united shoring system |
| 02/06/2013 | CN202718679U Movable metal hinged type connecting piece with adjustable formwork system |
| 02/06/2013 | CN202718678U Whole-circle tunnel needle beam trolley |
| 02/06/2013 | CN202718677U Novel single-side high-side-wall form traveler |
| 02/06/2013 | CN202718676U Improved coal mine injection machine |
| 02/06/2013 | CN202718243U Self-adhesive waterproof rolling material made of super hybrid polymer |
| 02/06/2013 | CN202718242U Composite high polymer self-adhesion waterproof coiled material |
| 02/06/2013 | CN202718033U Hydraulic pressure combined type movable inverted arch trestle |
| 02/06/2013 | CN102913260A Quick duct piece pouring and transporting mechanism for subway shield tunnel construction |
| 02/06/2013 | CN102913259A Steel arch assembling machine of tunnel vault for repairing damages of existing railway tunnel |
| 02/06/2013 | CN102913258A Special automatic guniting mechanical arm for tunnel |
| 02/06/2013 | CN102913257A Rotary connecting structure for feed delivery hose of jet plane |
| 02/06/2013 | CN102913256A Pentagram-shaped support structure for granite residual soil tunnel and method therefor |
| 02/06/2013 | CN102913255A Method for preventing bottom board of deep-seated heading from bulging and deforming |
| 02/06/2013 | CN102913254A Concrete-filled steel tube supporting structure, preparation and installation method, and application |
| 02/06/2013 | CN102913250A Shield tunnel-entering construction method at stratum rich in water powder and soil powder sand |
| 02/06/2013 | CN102071947B Construction method for soft surrounding rock section of large-span tunnel portal |
| 01/30/2013 | CN202707096U Track walking lifting working machine special for roadway support under mine pit |
| 01/30/2013 | CN202707093U Temporary support system for tunnel construction |
| 01/30/2013 | CN202707086U Consolidation grouting orifice plug |
| 01/30/2013 | CN202707085U Tunnel lining water stopping belt clamp |
| 01/30/2013 | CN202707084U Tunnel waterproof structure |
| 01/30/2013 | CN202707083U Simple steel die trolley |
| 01/30/2013 | CN202707082U Accurately-proportional wet rotor concrete spraying machine set |
| 01/30/2013 | CN202707081U Walk-through type closed conduit pouring template trolley |
| 01/30/2013 | CN202707080U Tunnel lining trolley for aligning process |
| 01/30/2013 | CN202707079U Split-type pump station applied on needle beam trolley |
| 01/30/2013 | CN202707078U Ejection support and wet spray machine |
| 01/30/2013 | CN202707077U Concrete sprayer |
| 01/30/2013 | CN202707076U Double-line railway tunnel trolley |
| 01/30/2013 | CN202707075U Long-span subway station main structure constructed based on column and arch method |
| 01/30/2013 | CN202707074U Lining trolley |
| 01/30/2013 | CN202707072U Brim mold plate of tunnel portal |