| 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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| 09/04/2013 | CN203175580U Portal water stopping device for power cable tunnel pipe jacking construction out of tunnel |
| 09/04/2013 | CN203175579U Movable cavity concrete watering maintaining device |
| 09/04/2013 | CN203175578U Mine pneumatic spray pump |
| 09/04/2013 | CN203175577U Running device of tunnel inverted arch operating rack |
| 09/04/2013 | CN203175576U Concrete lining steel mould trolley |
| 09/04/2013 | CN203175575U Concrete lining steel mould trolley side mould plate supporting device |
| 09/04/2013 | CN203175574U Walking straight girder supporting device for concrete lining steel form carrier |
| 09/04/2013 | CN203175573U Lifting and translation device for concrete lining steel form carrier |
| 09/04/2013 | CN203175572U Fore-lining equipment used for construction of weak surrounding rock tunnel |
| 09/04/2013 | CN203175571U Subway station independent-of-wall type partition wall |
| 09/04/2013 | CN203175570U Supporting and protecting structure in super-shallow buried weak surrounding rock tunnel construction |
| 09/04/2013 | CN203175569U Steel tube piece tunnel portal water-proof sealing structure in shield-driven tunnel breakthrough |
| 09/04/2013 | CN203174647U Three-layer geomembrane |
| 09/04/2013 | CN103277120A Post-unfreezing water burst prevention method of non-full-depth freezing vertical shaft |
| 09/04/2013 | CN103277119A Double-beam circular-ring-embedded contractible support and method for using same |
| 09/04/2013 | CN103277118A Joint steel frame supporting system for excavating auxiliary tunnel on main-tunnel arch wall and construction method of joint steel frame supporting system |
| 09/04/2013 | CN103277117A Control method and control system for adding additives to concrete spraying mechanical arm |
| 09/04/2013 | CN103277116A Method for treating floor heaving of soft rock roadway by optimized rubble reinforced concrete arch structure |
| 09/04/2013 | CN103277115A Segment and segment ring used for indoor tunneling test of shield tunneling machine model |
| 09/04/2013 | CN103277114A Non-sprayed-concrete anchor net supporting method of underground construction broken surrounding rocks |
| 09/04/2013 | CN103277110A Construction method of overlapped shield tunnel |
| 09/04/2013 | CN103277108A Slurry shield tunneling machine underwater arrival construction method |
| 09/04/2013 | CN103277106A Highway tunnel three-step five-procedure excavation construction method |
| 09/04/2013 | CN103276672A Device and method for adjusting slab staggering and joint staggering of project steel frameworks |
| 09/04/2013 | CN102536267B Method for performing large-gradient deviated well construction by using full-section needle beam trolley and needle beam trolley |
| 09/04/2013 | CN102425435B Ultra-large whole-circle needle beam type hydraulic steel mould trolley and demoulding method thereof |
| 09/04/2013 | CN102287207B Assembling jacking method in relation to serious collapse of small-section tunnel |
| 09/04/2013 | CN101985883B Cavern protection method |
| 08/29/2013 | WO2013126688A1 Fiberglass roof and rib plate |
| 08/28/2013 | CN203161261U Multi-functional trolley for electric power tunnel construction |
| 08/28/2013 | CN203161260U Automatic piece feeding device of shield tunneling machine for electric power tunnel construction |
| 08/28/2013 | CN203161259U Buried-in type rubber water-stop belt of double-layer waterproof structure and construction-joint water drainage structure formed by buried-in type rubber water-stop belt |
| 08/28/2013 | CN203161258U Waterproof sealing assembly of electric power tunnel |
| 08/28/2013 | CN203161257U Heat-insulation heat-preservation layered structure |
| 08/28/2013 | CN203161256U Large-span swelling rock tunnel system in severe cold area |
| 08/28/2013 | CN203161255U Tunnel network waterproof and drainage structure |
| 08/28/2013 | CN203161254U Wet spraying pipe for wet-type pulp shooting machine |
| 08/28/2013 | CN203161253U Full-automatic dry and wet dual-purpose spraying vehicle |
| 08/28/2013 | CN203161252U Mobile formwork used in tunnel ditch cable trough construction |
| 08/28/2013 | CN203161251U Tunnel multiple longitudinal channel cable trough construction integrated rapid movable mould frame |
| 08/28/2013 | CN203161250U Deep hole grouting reinforcing system for tunnel |
| 08/28/2013 | CN203161249U Sleeve valve pipe grouting reinforcing system for soil between tunnels |
| 08/28/2013 | CN203161248U Wet concrete spraying unit |
| 08/28/2013 | CN203161247U Rail-mounted swinging block hydraulic pusher |
| 08/28/2013 | CN203161246U Pulp spraying device |
| 08/28/2013 | CN203161245U Tunnel waterproof duct piece connection structure |
| 08/28/2013 | CN203161244U Existing subway underground excavation running tunnel protection structure |
| 08/28/2013 | CN203160616U Subway wall plate back bolt system |
| 08/28/2013 | CN203160582U Transverse pressing strip interior-casing-free wall space system capable of being installed rapidly |
| 08/28/2013 | CN203157269U Cross laminating self-adhesive waterproof coiled material |
| 08/28/2013 | CN103266901A Temporary water stopping structure of shield tunnel portal and construction method thereof |
| 08/28/2013 | CN103266900A Integrated quick moving formwork for tunnel multi-longitudinal cable trough construction |
| 08/28/2013 | CN103266899A Method for controlling floor heave deformation of soft rock roadway by means of anchor pile continuous wall |
| 08/28/2013 | CN103266898A Shield tunnel portal sealing device and shield tunnel portal sealing method |
| 08/28/2013 | CN103266896A Construction method for shield tunneling machine retaining structure taking position firstly and being constructed secondly and for shield shaft excavation |
| 08/28/2013 | CN103266593A Micro-disturbance rapid spraying reinforcing device |
| 08/28/2013 | CN102322278B Special machinery for constructing middle partition wall in tunnel |
| 08/21/2013 | CN203145962U Tunnel antifreezing and insulating layer of cellular concrete core |
| 08/21/2013 | CN203145961U Automatic bouncing type water blocking cover board |
| 08/21/2013 | CN203145960U Tunnel water-seepage protective device |
| 08/21/2013 | CN203145959U Movable trolley of tunnel arch bottom concrete lining bottom die |
| 08/21/2013 | CN203145958U Tunnel double-layer duct piece ring structure |
| 08/21/2013 | CN203145957U Mining concrete wet-type injecting equipment |
| 08/21/2013 | CN203145956U Control tunnel rock explosion structure |
| 08/21/2013 | CN203145955U Integral surface protecting structure of reinforced anchor net support tunnel |
| 08/21/2013 | CN203145954U Bolt support system |
| 08/21/2013 | CN203145953U Tunnel portal earth-retaining device and pedestrian underpass construction system |
| 08/21/2013 | CN203141987U Base cloth processing device for asphalt waterproof coiled material production system |
| 08/21/2013 | CN203141968U Composite waterproof roll material |
| 08/21/2013 | CN203141967U Improved waterproof roll material |
| 08/21/2013 | CN203141966U Composite self-adhesion waterproof roll material |
| 08/21/2013 | CN103256060A Moisture rich and weak mylonite large section tunnel surrounding rock consolidation and excavation method |
| 08/21/2013 | CN103256053A Excavation and construction method of underground cavity ball coronary dome |
| 08/21/2013 | CN103256052A Construction method for integral straight middle wall type double-arch tunnel |
| 08/21/2013 | CN103255922A Automatic feeding type concrete spraying trolley |
| 08/21/2013 | CN102556840B Segment lifting device used for shield machine |
| 08/21/2013 | CN102418533B Guniting manipulator |
| 08/21/2013 | CN102359385B Tunnel waterproof board spreading and hanging device |
| 08/14/2013 | EP2626509A1 Formwork assembly |
| 08/14/2013 | EP2625384A1 Coupling device |
| 08/14/2013 | CN203130110U Protection assembly for roadway U-shaped steel arching connector |
| 08/14/2013 | CN203130109U Large-section karst tunnel supporting equipment |
| 08/14/2013 | CN203130108U Primary support structure of reinforced tunnel |
| 08/14/2013 | CN203130107U Hydraulic tunnel inverted arch operation trolley |
| 08/14/2013 | CN203130106U Mining plunger pump type wet spraying machine |
| 08/14/2013 | CN203130105U Flexible pipe piece for shield tunnel |
| 08/14/2013 | CN203130104U Processing device for longitudinal seam of tunnel concrete |
| 08/14/2013 | CN203130103U Grouting construction apparatus |
| 08/14/2013 | CN203130102U Wet-type stirring hydraulic concrete sprayer used for coal mine |
| 08/14/2013 | CN203130101U Tunnel high-position concrete pouring roof construction trolley |
| 08/14/2013 | CN203130100U Tunnel eave wall construction trolley |
| 08/14/2013 | CN203130099U Multi-pipeline grouting system |
| 08/14/2013 | CN203130098U Measuring system for grouting reinforcement process |
| 08/14/2013 | CN203130097U Small guide pipe for grouting |
| 08/14/2013 | CN203130096U Multifunctional variable-cross-section lining trolley of tunnel |
| 08/14/2013 | CN203130095U Subway shield synchronous grouting subsection injection device |
| 08/14/2013 | CN203130094U Net supporting device for heading machine |
| 08/14/2013 | CN203130089U Skip loading chamber |
| 08/14/2013 | CN203129149U Pumping type wet spraying machine |
| 08/14/2013 | CN203129054U Tunnel concrete curing device |