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