| 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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| 08/03/2011 | CN201915967U 一种凿岩机械与管棚锚杆连接器 One kind of drilling machines and pipe roof bolt connector |
| 08/03/2011 | CN102140924A Double-shell coupling supporting method of deep soft rock tunnel |
| 08/03/2011 | CN102140922A Novel tunnel anti-freezing and heat-insulating layer |
| 08/03/2011 | CN102140921A Novel tunnel waterproof structure |
| 08/03/2011 | CN102140920A Tunnel bionic reinforcement bridge |
| 08/03/2011 | CN102140919A Method for grouting polymers for tunnel protection |
| 08/03/2011 | CN102140918A Loess tunnel construction method |
| 08/02/2011 | US7987873 Device and method for repairing pipe |
| 08/02/2011 | CA2619405C Method of spray application, and spray apparatus, for bentonite material |
| 07/28/2011 | DE102008050211B4 Material zur Verbesserung der Flüssigkeitsdichtheit einer Bitumen- oder Asphaltdichtung durch wesentliche Verbesserung der Adhäsion bzw. Benetzung in der Kontaktzone zum Salzgestein Material to improve the liquid tightness of a bitumen or asphalt seal by significant improvement in adhesion and wetting in the contact zone of salt rock |
| 07/27/2011 | CN201908665U Movable variable-cross section lining trolley |
| 07/27/2011 | CN201908664U Movable trestle bridge invert form board trolley |
| 07/27/2011 | CN201908663U Template trolley with good ventilation performance |
| 07/27/2011 | CN102135001A Device for paving tunnel waterproof boards |
| 07/27/2011 | CN102135000A Automatic feeding throwing jet |
| 07/27/2011 | CN102134998A Construction method for wind-blown sand tunnel |
| 07/27/2011 | CN102134391A High molecular polymeric reinforced water-plugging grouting material for underground engineering and construction technology thereof |
| 07/27/2011 | CN101812996B Device and method for laying tunnel waterproofing layer |
| 07/27/2011 | CN101638990B Fireproof thermal-insulation layer of tunnel and construction method thereof |
| 07/27/2011 | CN101614129B Construction method of tunnel waterproof and water drainage system |
| 07/26/2011 | CA2631381C High-carbon chain link fence for mining industry |
| 07/21/2011 | WO2011085734A1 Protective element, concrete element, and method for producing a concrete element |
| 07/21/2011 | DE102009057521B4 Tübbing-Ausbau mit integriertem Nachgiebigkeitselement Tubbing extension with integrated compliant element |
| 07/21/2011 | DE102009057520B4 Tübbing-Ausbau mit integriertem Verstellelement Tubbing extension with integrated adjustment |
| 07/21/2011 | CA2786640A1 Protective element, concrete element, and method for producing a concrete element |
| 07/20/2011 | EP2344718A1 Round plate with claw fastening |
| 07/20/2011 | CN201902213U Concrete sprayer |
| 07/20/2011 | CN201902212U Control device of wet-type sprayer |
| 07/20/2011 | CN201902022U Single screw starwheel spiral concrete ejecting mechanism |
| 07/20/2011 | CN102128035A Construction method of bilateral biased small-clear distance tunnel |
| 07/20/2011 | CN101670617B Segment overturning platform |
| 07/20/2011 | CN101644160B High ground stress soft rock stress-relief construction method |
| 07/20/2011 | CN101440708B PBA shallow buried underground excavating close range large section three-hole separated island type structure construction method |
| 07/13/2011 | CN201896621U Hinge type end steel formwork of tunnel lining trolley |
| 07/13/2011 | CN201896620U Limiting pin structure for splicing of tube pipes |
| 07/13/2011 | CN102121394A Method for uncovering outburst coal seam by using pseudo lithosphere on laneway |
| 07/13/2011 | CN102121388A Method for quickly constructing water gate wall |
| 07/13/2011 | CN102121385A Tunnel excavation method for extending existing single-hole tunnel into double-arch tunnel |
| 07/13/2011 | CN102121277A Anticorrosive TPO modified asphalt composite waterproof coiled material and preparation method thereof |
| 07/13/2011 | CN101576107B Energy recovery device in shield duct piece assembling driving system |
| 07/06/2011 | CN102116158A Needle beam arc-shaped transverse slip form trolley |
| 07/06/2011 | CN102116157A Construction method for changing tunneling manner of adjacent shields from horizontal parallel to up-down parallel |
| 07/06/2011 | CN101638991B High-tenacity waterproof and fireproof board specially used for tunnel and preparation method thereof |
| 06/29/2011 | EP2337755A2 System for making watertight a fabric covering a cavity which, by way of microvalves consisting of fibres produced during the chemical reaction of a polymer that comes into contact with a fluid which expands and builds up within the cavity, creates a high barrier effect |
| 06/29/2011 | EP2217439B1 Self healing salt water barrier |
| 06/29/2011 | CN201884730U Safety valve for concrete pouring gate |
| 06/29/2011 | CN201884037U Tunnel waterproof material layering device |
| 06/29/2011 | CN201884036U Quick plugging and flow guiding device for pressure water outlet |
| 06/29/2011 | CN201884035U Gantry-less tunnelling shutter jumbo for tunnel lining |
| 06/29/2011 | CN201883547U Composite waterproof board capable of draining water |
| 06/29/2011 | CN102108873A High-polymer grouting method for rapidly disposing percolating water in tunnel |
| 06/29/2011 | CN102108872A Grouting replacement process for DOT (Double-O-Tube) shield machine |
| 06/23/2011 | US20110150575 Method and Apparatus for Lining Tunnel Walls or Tunnel Ceilings with Protective Nets |
| 06/22/2011 | CN201874590U Noise-absorbing structure for concrete expansion joints |
| 06/22/2011 | CN201874589U Shotcrete trolley and connecting framework thereof |
| 06/22/2011 | CN201874588U Cement spraying equipment and arm end device thereof |
| 06/22/2011 | CN201874587U Shot supporting construction for coal mine tunnel |
| 06/22/2011 | CN201874586U Positioner used for installing tunnel arch center |
| 06/22/2011 | CN201874240U Device for paving bentonite waterproof blanket |
| 06/22/2011 | CN201874164U Waterproof coil of modified asphalt polyester tire |
| 06/22/2011 | CN101666234B Fracture rock no-slurry-blocking wall compound grouting construction method |
| 06/22/2011 | CN101608551B Closed origin and arrival construction method of shield machine |
| 06/22/2011 | CN101493012B Combined support system of flexible film barrel, rigid support and concrete and construction method |
| 06/16/2011 | WO2011069483A2 Tubbing works with a front-sided peripheral annular seal |
| 06/16/2011 | WO2011069482A2 Underground support with a flexible coupling |
| 06/16/2011 | WO2011069481A2 Tubbing works with integrated adjusting element |
| 06/16/2011 | WO2011069480A2 Tubbing works having an integrated flexible element |
| 06/16/2011 | DE102009057522A1 Tübbing-Ausbau mit stirnseitig umlaufender Ringdichtung Tubbing expansion with fingers encircling ring seal |
| 06/16/2011 | DE102009057521A1 Tübbing-Ausbau mit integriertem Nachgiebigkeitselement Tubbing extension with integrated compliant element |
| 06/16/2011 | DE102009057520A1 Tübbing-Ausbau mit integriertem Verstellelement Tubbing extension with integrated adjustment |
| 06/16/2011 | DE102009057487A1 Unterirdischer Ausbau mit nachgiebiger Kopplung Underground development with resilient coupling |
| 06/15/2011 | CN201865674U Mold bag for concreting gob-side entry retaining partition wall |
| 06/15/2011 | CN201865673U Pneumatic type material feeding and discharging injection machine |
| 06/15/2011 | CN201865672U Support structure for soft tunnel surrounding rock |
| 06/15/2011 | CN201865355U Sliding structure for mechanical arm of injection machine |
| 06/15/2011 | CN201865316U Manipulator for injection machine |
| 06/15/2011 | CN102099421A Urethane elastomer filler |
| 06/15/2011 | CN102094659A Shield entry spring hinge plate sealing device |
| 06/15/2011 | CN102094658A Method for directed induction fracturing grouting in shallow tunnel |
| 06/15/2011 | CN102094657A Sprayer wrist mechanism |
| 06/15/2011 | CN102094656A Grouting method for avoiding perforating steel lining |
| 06/15/2011 | CN102094655A Cement spraying machine |
| 06/15/2011 | CN102094651A Automatic traveling device for traveling on uneven ground |
| 06/15/2011 | CN102094650A Construction method for shield holing under complicated working conditions |
| 06/15/2011 | CN102094649A Method for constructing underground space by shield-shallow buried covered excavation composite method |
| 06/15/2011 | CN102094431A Horizontal plugging construction method for subway station construction confined water |
| 06/15/2011 | CN101881015B Method for blocking underground pit water by pneumatically casting granular materials |
| 06/15/2011 | CN101684733B Grout sealing device of advance strengthening and grout sealing device and advance strengthening and grout sealing device |
| 06/15/2011 | CN101575979B Water sealing device applied to process step of driving machine entering reception well and method thereof |
| 06/11/2011 | CA2688311A1 Steel liners for tunnels |
| 06/09/2011 | US20110135395 Inflatable tunnel seal |
| 06/08/2011 | CN201857980U Shield tunnel segment joint waterproof sealing gasket |
| 06/08/2011 | CN201857979U Steam curing trolley |
| 06/08/2011 | CN201857978U Erecting formwork for inverted arches |
| 06/08/2011 | CN201857977U Exhaust device of formwork iumbo for lining |
| 06/08/2011 | CN201857976U Anti-floating device of formwork jumbo for lining |
| 06/08/2011 | CN102086767A Mud water balanced-type ring-shaped shield machine |
| 06/08/2011 | CN101566064B Large-section tunnel construction method |
| 06/08/2011 | CN101526003B Method for blocking up and treating high pressure large-flow stable underground water burst |
| 06/08/2011 | CN101519969B Double partition two-arch tunnel |