Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21D - Shafts; Tunnels; Galleries; Large underground chambers › 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
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)
11/2012
11/07/2012CN102767381A Mining safety protection frame with self-cutting and self-discharging functions
11/07/2012CN102767380A Box-shaped arm section and box-shaped arm frame of concrete sprayer and concrete sprayer
11/07/2012CN102767378A Method for constructing distyle tunnel portal by framed bent
11/07/2012CN102767377A Loess strata subway tunnel earth pressure balance shield construction method
11/07/2012CN102767376A Shield balanced launching and arriving construction method
11/07/2012CN102134998B Construction method for wind-blown sand tunnel
11/07/2012CN101967985B Self-propelled inverted arch template construction method
10/2012
10/31/2012CN202510136U Grouting extended pipeline for regional shield tunnel of subway
10/31/2012CN202510135U Powdery accelerator adding device of concrete sprayer
10/31/2012CN202510134U Novel sealing friction board fixing device of concrete sprayer
10/31/2012CN202510133U Uniform dropping type blanking device
10/31/2012CN202510132U High-speed railway tunnel invert form
10/31/2012CN202510131U Hydraulic transport loading device
10/31/2012CN202510130U Steel form carrier pump concrete pipe hole sealing device
10/31/2012CN202510129U Pipe fixing device for top arc grouting by steel form jumbo
10/31/2012CN202510128U High-strength segment steel mould
10/31/2012CN202510127U Precast electric power tunnel
10/31/2012CN202510126U Integrated trolley
10/31/2012CN202506524U Backflow-prevention type swirler
10/31/2012CN102758641A Construction method for ultralarge-diameter shield synchronous grouting
10/31/2012CN102758640A Metro tunnel lining trolley steel template system
10/31/2012CN102758639A Anti-blowout long tube grouting method for limited-space tunnels
10/31/2012CN102758638A Construction method for CRD (center cross diaphragm) inverted arch
10/31/2012CN102758637A Tunnel secondary lining structure composed of profiled steel sheets and concrete
10/31/2012CN102758634A Assembling type reaction frame device for shield launching and propulsion
10/31/2012CN102758632A Rock stratum double initial support layering method for establishing large-scale underground structure
10/31/2012CN102758440A Open-cut tunnel construction method
10/31/2012CN102094656B Grouting method for avoiding perforating steel lining
10/24/2012EP2514919A1 Concrete element connection
10/24/2012CN202500585U Pipe segment lifting tool for shield machine
10/24/2012CN202500584U Segment transfer device for shield machine
10/24/2012CN202500583U Duct piece carrying device for shield machine
10/24/2012CN202500582U Tunnel supporting structure and tunnel
10/24/2012CN202500581U Three-dimension asymmetric supporting system
10/24/2012CN202500580U Spraying anchorage structure
10/24/2012CN202500579U Drive plate
10/24/2012CN202500578U Disc type material loading machine
10/24/2012CN202500575U Complete device for construction of annular cutting arch-forming pre-supporting tunnel
10/24/2012CN202500569U Tail sealing device of shielding machine
10/24/2012CN202500077U Large-span steel corrugated plate arc-shaped supporting structure
10/24/2012CN202499650U Duct piece hoisting tool for shield machine
10/24/2012CN202498789U Waterproof board used for tunnel
10/24/2012CN102748039A Multi-functional tunnel operation trolley
10/24/2012CN102748038A Full-recovery shield tunnel enter and exit water stop device
10/24/2012CN102748037A Waterproof structure for shield-method tunnel anti-floating anchor rod node
10/24/2012CN102748036A Slurry proportioning and construction method for reinforcing dry powder fine sand layer tunnel
10/24/2012CN102748032A Mechanized rapid construction method for traditional rock drivage
10/24/2012CN102161813B Macromolecular polymer filling/sealing grouting material for underground engineering and construction technique thereof
10/24/2012CN102146798B Arch ring lining trolley for additionally building open cut tunnel on electrified railway business line and construction method of arch ring lining trolley
10/24/2012CN102094649B Method for constructing underground space by shield-shallow buried covered excavation composite method
10/18/2012DE102008025091B4 Verfahren zur Behandlung von Gesteinsoberflächen A process for treating stone surfaces
10/17/2012EP2510191A2 Tubbing works having an integrated flexible element
10/17/2012CN202493277U Preventive collecting system for leaking water and seeping water in tunnel
10/17/2012CN202493276U Adjustable support for arch frame
10/17/2012CN202493275U Spray head for slurry spray machine
10/17/2012CN102733851A Control method for water-containing collapse columns in mining affected areas of combined reconstructed mines
10/17/2012CN102733829A Water-proof structure of tunnel lining joint in shield-method construction
10/17/2012CN102733828A Waterproof elastic sealing cushion for shield tunnel lining joint
10/17/2012CN102733827A Tunnel arch exchanging construction method and construction structure in tunnel arch exchanging construction
10/17/2012CN102733826A Jet trolley and mounting rack of pumping system thereof
10/17/2012CN102733825A Method for concrete pipe segment lining structure capable of adapting to surrounding rock deformation
10/17/2012CN102733824A Wet blasting machine for dual-automatic compensation for manufacturing operation precision error
10/17/2012CN102733823A Mining method for jetting concrete in wet type
10/17/2012CN102733822A Wet concrete slurry-spray robot
10/17/2012CN102733821A Secondary double-liquid slurry re-grouting method capable of effectively controlling surface deformation
10/17/2012CN102733820A Gob-side entry retaining support wall and integrated construction method thereof
10/17/2012CN102733819A Shield pipe segment erector formed by splicing six-degree-of-freedom double arms in staggered way
10/17/2012CN102733818A Underground high-voltage power transmission cable anti-radiation tunnel
10/17/2012CN102733813A Opened shield sealing device
10/17/2012CN102733812A Small interval tunnel side wall expanded excavation tunnel construction method for turnout section of river bottom of city
10/10/2012EP2507479A2 Sealing arrangement for shaft and tunnel constructions
10/10/2012CN202483593U Pipe piece conveying trolley
10/10/2012CN202483592U Waterproof board specialized for tunnels
10/10/2012CN202483591U Assembled protective system for after-shock tunnel restoration and maintenance
10/10/2012CN202483590U Buried high-pressure water channel or tunnel seepage-proofing lining structure
10/10/2012CN202483589U Unidirectional extruded filling nozzle
10/10/2012CN202483588U Self water-proof drainage system of tunnel lining
10/10/2012CN202483587U Special-shaped lining trolley applied to occasion of non-disassembling support construction lining
10/10/2012CN202483000U Flexible photovoltaic solar battery waterproof felt
10/10/2012CN102725481A Rib for supporting and reinforcing an excavation
10/10/2012CN102720641A Sight and firewood integrated off-grid power supply system
10/10/2012CN102720513A Flowing-water dynamic informatization grouting method
10/10/2012CN102720512A Slurry, liquid and gas conversion construction method and conversion device of hydraulic drill jumbo
10/10/2012CN102720508A Shield construction method for continuously under-passing dense buildings in silty-soil and silty-sand formation
10/10/2012CN102720504A Double-side-wall-pilot-hole subsection bench cut method construction method
10/10/2012CN102720498A Gob-side entry retaining mining process for coal face
10/10/2012CN102718444A Sprayed concrete for underground water-seal oil depot
10/10/2012CN102003191B Mine curtain grouting effect determining method
10/10/2012CN101598023B Control method for shield tunnel axis having underground structure on adjacent side
10/03/2012CN202467868U Sling special for large-diameter shield tunnel duct piece
10/03/2012CN202467867U Tunnel reinforced fire-proofing insulation plate
10/03/2012CN202467866U Fire-proof plate for tunnel
10/03/2012CN202467865U Combined type hydraulic high-pressure tunnel end cap
10/03/2012CN202467864U Fastening arch initial supporting steel frame connection for excavated metro station
10/03/2012CN202467863U Tunnel widening section lining trolley
10/03/2012CN202467862U Template system of superlarge full-circle needle beam type hydraulic steel form carrier and regulating mechanism thereof
10/03/2012CN202467861U Supporting device for pouring culvert
10/03/2012CN202467860U Mining self-moving pneumatic vibration device
10/03/2012CN202467859U Prefabricated corner box culvert
10/03/2012CN202467858U Special high-toughness board for tunnel
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