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)
12/2012
12/05/2012CN202578706U Tunnel arch spring hanging reinforcing box
12/05/2012CN202578702U Movable continuous support system for shield-overlapped tunnel construction
12/05/2012CN102808641A Compression resistant air door in underground mine
12/05/2012CN102808636A Supporting method of large-section tunnel in water-rich complicated geological mass
12/05/2012CN102808633A Shield tunneling machine and duct piece conveying device thereof
12/05/2012CN102808632A Full-circle type formwork trolley assembly and construction method thereof
12/05/2012CN102808631A Support method for surrounding rock stress second disturbance to lower roadway in process of forming adjacent dead zones
12/05/2012CN102808630A Method for plugging power cable tunnel duct piece bolt hole
12/05/2012CN102808629A Wet dust-free concrete injection machine
12/05/2012CN102808628A Construction method of passage of large-section tunnel by water diversion fault
12/05/2012CN102182190B Automatic grouting monitoring equipment and method
12/05/2012CN102168563B Static pressure jack-in method of pipe sheds or small ducts
12/05/2012CN102121385B Tunnel excavation method for extending existing single-hole tunnel into double-arch tunnel
12/05/2012CN102086767B Mud water balanced-type ring-shaped shield machine
11/2012
11/29/2012US20120301224 Protective element, concrete element, and method for producing a concrete element
11/29/2012US20120301223 Rib for supporting and reinforcing an excavation
11/28/2012CN202560247U Contractible grating support
11/28/2012CN202560246U Roadway junction bracket for mining
11/28/2012CN202560245U Multifunctional trolley with freely retractable arms
11/28/2012CN202560244U Variable lead screw feeding anti-reversing-wind wet type guniting machine
11/28/2012CN202560243U Automatic guniting feeding machine
11/28/2012CN202560242U Finishing sliding track device for surface finishing during concrete bottom plate pouring in hole
11/28/2012CN202560241U Molding shield tunnel top duct sheet dismantling device
11/28/2012CN202560240U Quick operating device for railway tunnel inverted arches
11/28/2012CN202560234U Astylar long-span underground space structure
11/28/2012CN202559539U Waterproof roll
11/28/2012CN202559396U Coating-bentonite double waterproof blanket
11/28/2012CN202556846U FP two-dimensional composite board
11/28/2012CN102797483A Pile casing and water-rich strata shield pile casing receiving method
11/28/2012CN102797482A Wide self-adhesive high-polymer composite waterproof coiled material and production process thereof
11/28/2012CN102797481A Large-span tunnel arch secondary lining steel bar binding construction method based on skeleton beams
11/28/2012CN102797480A Method for controlling bottom squeeze deformation of high-stress soft rock roadway by using discontinuous pressure-bearing grating concrete wall
11/28/2012CN102797479A Inverted-arch moving die carrier with crossing running gears
11/28/2012CN102797478A Method for preventing bottom squeeze of soft rock roadway by using distributed shear-resistant slip-resistant reinforced concrete pile
11/28/2012CN102797477A Method for preventing partition from biasing in tunnel
11/28/2012CN102797476A Reinforcing system for preventing partition from biasing in tunnel
11/28/2012CN102797470A Construction method capable of eliminating influences of large-deformation stratum in process of constructing inclined shaft by shield method
11/28/2012CN102797469A Method for constructing inclined shaft by applying TBM (Tunnel Boring Machine) with earth pressure balancing function
11/28/2012CN102797468A Minimum over-burden originating method for shield tunnel
11/28/2012CN102797297A Solar power generation composite waterproof self-adhesive coiled material and construction method thereof
11/28/2012CN102140924B Double-shell coupling supporting method of deep soft rock tunnel
11/28/2012CN101967984B Deep well tunnel cable anchor rigid-flexible coupling support and surrounding rock overall reinforced support method
11/28/2012CN101899977B Ultra-shallow earth-covered subway shield traversing operation tunnel construction method of
11/22/2012WO2012155727A1 Water conveyance tunnel with prestressed composite lining for shield tunnel
11/21/2012CN202544866U Advance support device for pipe shed of large-span metro tunnel portal
11/21/2012CN202544865U Hydraulic end mold for concrete construction
11/21/2012CN202544864U Series-connection relay long-distance grout feeding device for tunnel
11/21/2012CN202544863U Lightweight movable telescoping steel form
11/21/2012CN202544862U Soft lap joint for lining trolley
11/21/2012CN202544861U Exhaust device for bottom mould of needle beam trolley
11/21/2012CN202544860U Plugging device for lining trolley
11/21/2012CN202544859U Formwork trolley for partition lining in tunnel
11/21/2012CN202544858U Horizontal adjustment mechanism for mid-partition board lining trolley
11/21/2012CN202544857U Template lining trolley for small section
11/21/2012CN202544856U Rotary folding type wet shotcreting machine arm support
11/21/2012CN202544855U Hollow grouting device for large-aperture pre-tensioning base plate
11/21/2012CN202544854U Lining trolley for subway station
11/21/2012CN202544853U Shield segment erector with two staggered and assembled six-degree-of-freedom arms
11/21/2012CN202544230U Large-span continuous beam linear controller
11/21/2012CN202544142U Novel composite waterproof coiled material
11/21/2012CN202543939U Double-drive safety control system of concrete spraying machine
11/21/2012CN102787855A Excavating and supporting method of roadway containing quicksand layer
11/21/2012CN102787851A Leaking stoppage method for seam of duct piece of power cable tunnel
11/21/2012CN102787850A Inverted arch formwork for tunnel inverted arch construction
11/21/2012CN102787849A Deep coal mine tunnel with pressure yielding function
11/21/2012CN102787848A Tunnel inverted arch sliding formwork concrete lining steel trolley
11/21/2012CN102787846A Upper-blocking and lower-draining construction method for undersea tunnel fault fracture zone
11/21/2012CN102786282A Grout for medium and fine sand layers and grouting method
11/21/2012CN102785243A Multi-directional regulating mechanical hand
11/14/2012CN202531194U Mining wet concrete sprayer
11/14/2012CN202531193U Wet type spraying device of concrete
11/14/2012CN202531192U Suspended free-vibration feeding machine for pulp shooting machine
11/14/2012CN202531191U Tunnel inverted arch integral move support system
11/14/2012CN202531190U Instant-heating slurry injection device
11/14/2012CN202531189U Fiber reinforced plastic bracing board for filling of mine laneway
11/14/2012CN202530578U Internally enhanced type polymer waterproof composite coiled material
11/14/2012CN202530428U Full-circle needle beam steel form carrier with downward opening
11/14/2012CN102777210A Tunnel network waterproof-drainage board
11/14/2012CN102777192A Simple steel mould trolley
11/14/2012CN102777191A Strengthening girder trolley
11/14/2012CN102777189A Intermediate-jacking-station-free jacking construction device of ultra-long pipe roof and method thereof
11/14/2012CN102777182A Rapid end extracting method of large mining height working face
11/14/2012CN102146796B Construction technology for inverted arch of two-track tunnel of high-speed railway
11/14/2012CN101949293B Periphery water stop structure of tunnel plug and setting method thereof
11/08/2012US20120282041 Yieldable cambered arch support assembly
11/07/2012CN202520331U Automatic leakage-stopping fixing device for waterproof coiled material
11/07/2012CN202520330U Slope surface pipe column frame bent base
11/07/2012CN202520329U Pressurizer for shotcrete machine
11/07/2012CN202520328U Folding type widened trolley for tunnel
11/07/2012CN202520327U Automatic feeding shotcreting vehicle
11/07/2012CN202520326U Multifunctional construction platform
11/07/2012CN202520325U Power tunnel grouting device
11/07/2012CN202520324U Tunnel spraying anchorage vehicle
11/07/2012CN202520323U Concrete wet-sprayed technological equipment for roadway
11/07/2012CN202520322U Loading rack for tunnel lining model test
11/07/2012CN202520321U Tunnel lining model test container
11/07/2012CN202520317U Minimum-clear-distance tunnel rear hole excavating construction structure
11/07/2012CN202519796U Internal enhancement type high polymer waterproof composite coiled material
11/07/2012CN202518036U Wheel set of travel chassis for lightweight mobile formwork jumbo
11/07/2012CN102767382A Duct piece assembly device for small tunnel boring machine
1 ... 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 ... 72