| 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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| 01/30/2013 | CN202706226U Side overlap joint type waterproof roll |
| 01/30/2013 | CN202706062U High-strength roughened geomembrane |
| 01/30/2013 | CN202706034U Concrete spraying construction device |
| 01/30/2013 | CN102900442A Boom system, wet spraying machine and engineering machine with boom system |
| 01/30/2013 | CN102898983A Shield adhesive and preparation method thereof |
| 01/30/2013 | CN101792658B Thermal conducting water-stop slurry material and preparation and application thereof |
| 01/24/2013 | WO2013012555A1 Pin handling device, coupling pin and method for pin handling in high wall mining |
| 01/24/2013 | DE102009057522B4 Tübbing-Ausbau mit stirnseitig umlaufender Ringdichtung Tubbing expansion with fingers encircling ring seal |
| 01/23/2013 | CN202690085U Cement tank conveying and transshipping device for hard rock tunneling |
| 01/23/2013 | CN202690084U Hollow inflatable waterproof rubber tape for water structure seam |
| 01/23/2013 | CN202690083U Waterproof structure of shield tunnel duct piece |
| 01/23/2013 | CN202690082U Combined steel frame structure for preventing deformation and subsidence of tunnel |
| 01/23/2013 | CN202690081U Sliding type trolley used for vault lining of tunnel with light section |
| 01/23/2013 | CN202690080U Ground rack transmission line trolley |
| 01/23/2013 | CN202690079U Shield construction grouting amount measuring device based on mass flow meter |
| 01/23/2013 | CN202690078U Novel track propeller |
| 01/23/2013 | CN202690077U Grooved perforated small duct for grouting |
| 01/23/2013 | CN202690076U Flame-retardant triangular grating |
| 01/23/2013 | CN202690074U Falling-rock preventing reinforced concrete open cut tunnel structure |
| 01/23/2013 | CN202690073U Water stopping structure of steel wire brush of shield tunnel portal |
| 01/23/2013 | CN202689197U High-strength composite water proof board |
| 01/23/2013 | CN202689194U Inflaming retardant and composite self-adhesion waterproof roll |
| 01/23/2013 | CN202689055U Plastic drainage board with concave-convex ribs on sides of fulcrums |
| 01/23/2013 | CN102889088A Crawler belt walking wet type concrete sprayer |
| 01/16/2013 | CN202673306U Water covering umbrella for mining |
| 01/16/2013 | CN202673305U Construction structure for use in tunnel arch changing construction |
| 01/16/2013 | CN202673304U Formwork device for tunnel construction |
| 01/16/2013 | CN202673303U Lever type reaction device for concrete grouting hole |
| 01/16/2013 | CN202673302U Wet type concrete spraying robot |
| 01/16/2013 | CN202673301U Grout, liquid and gas construction switching device of three-arm hydraulic drill jumbo |
| 01/16/2013 | CN202673300U Gunite sprayer of rock driving working face |
| 01/16/2013 | CN202673299U Double-layer mold constructing composite lining supporting structure of weak surrounding rock tunnel |
| 01/16/2013 | CN202673298U Wet shotcreting machine with mixing and feeding mechanism |
| 01/16/2013 | CN202673290U Double-cantilever hard rock coal roadway tunneling anchor device |
| 01/16/2013 | CN202672366U Toughened polyethylene polypropylene waterproof roll |
| 01/16/2013 | CN202672364U Polyethylene polypropylene fiber self-adhesive waterproof roll |
| 01/16/2013 | CN202672363U Waterproof coiled material with flame retarding function |
| 01/16/2013 | CN202672361U Ethylene propylene diene monomer waterproofing sheet material with bonding layers |
| 01/16/2013 | CN202668552U Multidirectional adjusting mechanical hand |
| 01/16/2013 | CN102877864A Stand arching trolley special for full hydraulic tunnel |
| 01/16/2013 | CN102877863A Wet-type injecting and reinforcing method of coal mine underworkings |
| 01/16/2013 | CN102877862A Confined concrete quantitative yielding lagging jack based on mine U-shaped steel |
| 01/16/2013 | CN102877861A Orifice closing device applied to advance slurry grouting at water gushing section of underground grotto |
| 01/16/2013 | CN102877860A Feeding and dedusting integrated machine and using method thereof |
| 01/16/2013 | CN102877859A End mould structure for tunnel secondary lining and mounting method thereof |
| 01/16/2013 | CN102877858A Reinforcing method for crushed top plate of coal face |
| 01/16/2013 | CN102877857A Deep hole pre-grouting top plate reinforcement method for large-mining height working face under special geological conditions |
| 01/16/2013 | CN102877856A Double-power-driven system for concrete wet-spray platform vehicle and concrete wet-spray platform vehicle |
| 01/16/2013 | CN102877855A Mining automatic feeding concrete jet unit |
| 01/16/2013 | CN102877854A Double-layer molded composite lining for weak surrounding rock tunnel |
| 01/16/2013 | CN102877851A Arc-shaped bottom stepping passing method of open-type hard rock heading machine in urban subway construction |
| 01/16/2013 | CN102877850A Construction method of weak structural surface displacement of grotto surrounding rocks of underground power plant |
| 01/16/2013 | CN102200019B Tunnel boring machine middle-plate stepping reinforcing support mechanism and construction method thereof |
| 01/16/2013 | CN102182468B Method and device for solidifying water-filling cracking surrounding rocks of tunnel by adopting high-pressure air water-dispelling grouting |
| 01/16/2013 | CN102071949B Pile type composite tube roofing cover arch structure for tunnel portal and construction method thereof |
| 01/16/2013 | CN102071948B Door type composite pipe roof umbrella arch structure for tunnel opening and construction method thereof |
| 01/10/2013 | WO2013005944A2 Protective structure for the mouth of an unfinished tunnel |
| 01/09/2013 | CN202659252U Tunnel water proofing system |
| 01/09/2013 | CN202659251U Reinforcing connecting device of tunnel soft-weak/loess surrounding rock steel arch and locking foot anchor pipe |
| 01/09/2013 | CN202659250U Novel insert type prestress grouting steel pipe concrete node |
| 01/09/2013 | CN202659249U Self-propelled tunnel grouting trolley |
| 01/09/2013 | CN202659248U Self-propelled tunnel drilling jumbo |
| 01/09/2013 | CN202659247U Back templates and combined steel die for tunnel inverted arch construction |
| 01/09/2013 | CN202659246U Combined structure of duct piece lining structure and anchor rods |
| 01/09/2013 | CN202658811U AMS resin macromolecular compound waterproof roll |
| 01/09/2013 | CN202658736U Sand surface composite asphalt waterproofing coiled material |
| 01/09/2013 | CN202658735U High-strength self-adhesion polymer modified asphalt waterproofing coiled material |
| 01/09/2013 | CN202658734U High strength anti-aging polrvinyl chloride waterproofing coiled material |
| 01/09/2013 | CN202658733U Novel modified asphalt waterproof roll |
| 01/09/2013 | CN202658732U Multi-layer composite waterproof coiled material |
| 01/09/2013 | CN202658731U Compound rubber waterproofing coiled material |
| 01/09/2013 | CN102865087A Embedded grout pipe device in lining concrete of chamber and construction method |
| 01/09/2013 | CN102865086A Full hydraulic needle beam steel mold trolley |
| 01/09/2013 | CN102865085A Method for designing underground construction forked cavern junction |
| 01/09/2013 | CN102865084A Expanding excavation method of underground tunnel from fracture surface of double-track tunnel to ultra-large fracture surface of triple-track tunnel |
| 01/09/2013 | CN102863183A Plugging material for underworkings and use method of plugging material |
| 01/09/2013 | CN102146799B Construction equipment for inverted arch of two-track tunnel of high-speed railway |
| 01/09/2013 | CN102080554B Waterproof airbag for tunnel shield to enter the hole |
| 01/03/2013 | WO2013002094A1 Method for designing corrugated steel sheet, and corrugated steel sheet pipe |
| 01/02/2013 | CN202646263U Telescopic boom and engineering machine containing same |
| 01/02/2013 | CN202645872U Wind, light diesel and storage integrated off-network power supply system |
| 01/02/2013 | CN202645594U Pipe sheet jacking structure of pipe sheet feeding machine of tunnel tunneling machine |
| 01/02/2013 | CN202645593U Waterproof construction for anti-floating anchor node of shield tunnel |
| 01/02/2013 | CN202645592U Full-face grouting holes and a grout-stop wall for a tunnel in sections of water-rich quicksand and fault |
| 01/02/2013 | CN202645591U Pipe shed |
| 01/02/2013 | CN202645590U Ejection trolley and mounting rack of pumping system thereof |
| 01/02/2013 | CN202645589U Wet-type concrete injection machine |
| 01/02/2013 | CN202645588U Double-layer structural concrete for tunnel lining under terrestrial heat corrosion condition |
| 01/02/2013 | CN202645587U Formwork supporting structure in tunnel |
| 01/02/2013 | CN202645586U Mine car material-taking apparatus with hydraulic drive |
| 01/02/2013 | CN202645585U Pipe piece lining structure for drainage and decompression |
| 01/02/2013 | CN202645584U Combined type tunnel lining structure |
| 01/02/2013 | CN202645580U Tunnel boring machine for long-distance big-gradient inclined shaft |
| 01/02/2013 | CN202645576U Open shield sealing device |
| 01/02/2013 | CN202645575U Curtain liquefrozen reinforcement structure for replacing ventral brush in shield tunnel hole |
| 01/02/2013 | CN202645572U Slagging-off machine with slurry spraying manipulator and dust controlling and removing functions |
| 01/02/2013 | CN102852536A Connecting structure and method for steel-edged rubber water stops |
| 01/02/2013 | CN102852535A Underground two-fluid grouting device |
| 01/02/2013 | CN102852534A Quantitative yielding node applicable to underground engineering support lagging jack |
| 01/02/2013 | CN102852533A High-strength three-dimensional support system of yielding type restriction concrete lagging jack |