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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09/05/2012 | CN202417518U Blower section rack |
09/05/2012 | CN202417517U Prestressed pipe piece |
09/05/2012 | CN202417516U Swing mechanism of segment erector for shield machine |
09/05/2012 | CN202417515U Expandable tunnel lining trolley for emergency vehicle avoidance belt |
09/05/2012 | CN202416874U Wet type multifunctional spraying machine |
09/05/2012 | CN202416634U Energy-saving heat-insulation enameled pressed steel curtain wall |
09/05/2012 | CN202416594U Rubber water stop with steel sides |
09/05/2012 | CN202416592U Pattern film |
09/05/2012 | CN102654057A Construction method for treating weathering sphere in advance by using percussion drill in tunneling range of shield machine as well as formed reinforcing structure |
09/05/2012 | CN102654056A Shield construction method for clearing obstacles by punching rock stratum section |
09/05/2012 | CN102654055A Construction method for compound construction of large-scale underground space structure by holes, groove and piles |
09/05/2012 | CN102011592B Circumferentially compressible composite well wall and construction method thereof |
09/05/2012 | CN101737065B Slurry spraying equipment |
09/05/2012 | CN101544791B Rubber plastic positioning rod made of modified waste plastics for high-impact subway tunnel segment |
08/29/2012 | EP2492438A2 Method for temporary attachment of a sealing sheet in tunnel vaults and sealing sheet for same |
08/29/2012 | EP2492073A1 Fireproof panel equipped with coupling holes and method of manufacturing the same, and mold for the fireproof panel |
08/29/2012 | CN202404411U Remote control system of waterproof board laying machine |
08/29/2012 | CN202402046U Gripper mechanism for steel arch mounting machine |
08/29/2012 | CN202402045U Mounting equipment for steel tunnel arches |
08/29/2012 | CN202402044U Novel underground skeleton |
08/29/2012 | CN202402043U Extra-large full-circle needle beam type hydraulic steel form carrier centering mechanism protection device |
08/29/2012 | CN202402042U Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley |
08/29/2012 | CN202402041U Pipeline conversion device of formwork trolley |
08/29/2012 | CN202402040U Large-volume hollow-concrete tunnel lining structure |
08/29/2012 | CN202401465U High-pressure grouting hole sealing device |
08/29/2012 | CN102650212A Construction method for protecting partition wall in double-arch tunnel through temporary support of middle pilot tunnel |
08/29/2012 | CN102650211A Universal type steel mould lining trolley for linear and curved sectional tunnel |
08/29/2012 | CN102650210A Method for constructing tunnel with low-half cross section being dry powder and fine sand layers |
08/29/2012 | CN102080553B Quick plugging and draining device and method of pressure water outlet |
08/29/2012 | CN101929340B Coal mine underground flat inclined tunnel pipe shed pre-grouting advance support construction process |
08/23/2012 | US20120213590 Mine shaft liner plate system and method |
08/23/2012 | DE102011012046A1 Verfahren zum temporären Anbringen einer Dichtungsbahn in Tunnelgewölben und Dichtungsbahn dafür Method for temporarily attaching a waterproofing membrane in tunnel vaults and waterproofing membrane for |
08/22/2012 | EP2489831A2 Segment with heat collector |
08/22/2012 | CN202391436U Multifunctional mounting machine |
08/22/2012 | CN202391435U Vertical buried type water stop clamp of inverted arch |
08/22/2012 | CN202391434U Water-proof cloth laying trolley |
08/22/2012 | CN202391433U Concrete spraying vehicle |
08/22/2012 | CN202391431U Hard rock composite type TBM (tunnel boring machine) suitable for composite stratum |
08/22/2012 | CN102644469A Ultra-deep hole pre-grouting pipe for crack-developed surrounding rock and grouting method |
08/22/2012 | CN101871351B Method for reinforcing and protecting inner surface of tunnel |
08/22/2012 | CN101845954B Self-carrying barrier-breaking and foundation-reinforcing device of shield machine |
08/22/2012 | CN101666232B Construction method of six-zone digging of super cross section tunnel |
08/22/2012 | CN101644150B After-loading orifice tube and installation method thereof |
08/22/2012 | CN101550769B Movable trestle |
08/16/2012 | WO2011063804A3 Sealing arrangement for shaft and tunnel constructions |
08/16/2012 | DE102011011314A1 Tübbing mit Wärmekollektor Tubbing with heat collector |
08/15/2012 | EP1114004B2 Concrete admixture |
08/15/2012 | CN202381105U Pre-grouting guns on grid shield head |
08/15/2012 | CN202381104U Integrally cast culvert pipe body construction device for hydraulic steel form carrier |
08/15/2012 | CN202381098U Shield machine modified structure for strengthening construction of tunnel face in shield machine cabin |
08/15/2012 | CN202381097U High-pressure water spraying and spouting device for excavation face of grid tunnel shield |
08/15/2012 | CN202380750U Concrete jetting machine hopper and concrete jetting machine formed by same |
08/15/2012 | CN202380748U Automatic injection system of concrete injection manipulator |
08/15/2012 | CN202380745U Hopper of concrete spraying machine and concrete spraying machine formed by the same |
08/15/2012 | CN202380585U Thermoplastic polyolefin waterproof roll |
08/15/2012 | CN102635377A Tensile reinforcement concrete spray body supporting method for deep soft roadway |
08/15/2012 | CN102635375A Lifting device for shield segments |
08/15/2012 | CN102635374A Support die structure in tunnel |
08/15/2012 | CN102635373A High-pressure hydraulic injection system |
08/15/2012 | CN102635372A Liquid accelerating agent supplying device |
08/15/2012 | CN102635371A Method for improving adhesive force of sprayed concrete on super-humid rock face |
08/15/2012 | CN102635370A Variable-lead spiral feeding air-reversing-preventing wet slurry spraying machine and working method thereof |
08/15/2012 | CN102635369A Construction method for integrally pouring inverted arch concrete by matching trestle with top formwork |
08/15/2012 | CN102635368A Dual-liquid micro-disturbance grouting strengthening method for soft-soil subway tunnel |
08/15/2012 | CN102635362A Secondary reception constructing method for shield arrival |
08/15/2012 | CN102635353A Double-cantilever hard rock coal roadway heading and anchoring device |
08/14/2012 | CA2504063C Device and a method for drainage of water from rock caves |
08/09/2012 | DE102006056055B4 Dichtprofil, insbesondere Dichtrahmen, aus polymerem Werkstoff mit Strahlenschutz Sealing profile, in particular sealing frame, made of polymer material with radiation protection |
08/08/2012 | CN202370547U Concrete sealing sheet fixing device of horizontal construction gap |
08/08/2012 | CN202370546U Composite waterproof plate |
08/08/2012 | CN202370545U Water stopping belt mounting die |
08/08/2012 | CN202370544U Installation equipment for back-stick type waterstop for tunnel construction joint |
08/08/2012 | CN202370543U Steel pipe bent frame supporting device |
08/08/2012 | CN202370542U Grid crown frame for underground tunnel |
08/08/2012 | CN202370541U Grotto lining concrete watering maintenance device |
08/08/2012 | CN202370540U Grotto bridge type construction trolley of large-span underground powerhouse |
08/08/2012 | CN202370539U Front tunnel face excavated soil pre-reinforcing structure of tunnel |
08/08/2012 | CN202370538U Telescopic protective cover and concrete wet spraying machine |
08/08/2012 | CN202370537U Electric power tunnel |
08/08/2012 | CN202370529U Tunnel face reinforced structure inside cabin of shield machine |
08/08/2012 | CN102628372A Method for determining minimum buried depth of underground tunnel based on engineering control measures |
08/08/2012 | CN102628367A Waterproof roll material automatic leakage prevention fixing device and method for installing waterproof roll material by adopting same |
08/08/2012 | CN102628366A Annular prestressed stranded wire reeving trolley and reeving method |
08/08/2012 | CN102094658B Method for directed induction fracturing grouting in shallow tunnel |
08/08/2012 | CN101845955B Underground tunnel formation infrastructure establishment method |
08/01/2012 | CN202360119U Soft rock roadway supporting structure with multiple spray layers of seal coats |
08/01/2012 | CN202360109U Composite-lining fully-closed waterproof construction |
08/01/2012 | CN202360108U Compound supporting structure |
08/01/2012 | CN202360107U Tunnel foam concrete shock-absorbing structure |
08/01/2012 | CN202360106U Spouting pneumatic feeding device |
08/01/2012 | CN202360105U Gap-exciting pressure-relief soft rock roadway supporting structure |
08/01/2012 | CN202359673U Modified asphalt waterproof rolling material of elastomer |
08/01/2012 | CN102619538A Wet type high-pressure hydraulic spraying device |
08/01/2012 | CN102619537A Wing plate type advanced small pipe used for advance support of soft broken surrounding rock tunnel |
08/01/2012 | CN102619536A Deep coal mine roadway grout body maintenance method |
08/01/2012 | CN102619535A Folding tunnel widening trolley |
08/01/2012 | CN102619534A Light mobile steel form carrier |
08/01/2012 | CN102619533A Vibration reduction and isolation method for vehicle load in tunnel lining structure |
08/01/2012 | CN102615818A Manufacturing method of tortoiseshell pattern-like plastic geogrid and geogrid manufactured by manufacturing method |
07/31/2012 | US8231306 Advancement of pipe elements in the ground |