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WO/2013/069838 |
The present invention relates to a tunnel reinforcement structure capable of controlling ground displacement using pressurization, including: reinforcements adapted to be forcedly inserted into the bored holes formed along the outer surf...
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WO/2013/059911 |
The present invention provides a technique in undercut excavation that allows a continuous steel reinforced concrete floor to be set up or installed over a large width and length and installing continuous steel reinforced concrete floors...
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WO/2013/057442 |
A large-diameter drilling device comprising a fixed body (2) and a tool (4) movable in rotation and translation in relation to said body (2), the fixed body (2) having radially-distributed holding cylinders (12) oriented towards the outs...
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WO/2013/056306 |
A shoring box system (10) for use in a ground trench (60) includes a pair of shoring panels (12) and a number of elongate props (22). The props are attached to the two shoring panels to maintain the panels in an erected position in which...
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WO/2013/057981 |
Provided is a process for simply improving the handleability of a thixotropic slurry in transportation and so on. A process for dewatering a slurry which has a thixotropic region, including a step of dewatering the slurry by pressure fil...
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WO/2013/056450 |
Disclosed is a brushing apparatus for a shotcreting machine. The brushing apparatus comprises a first rotary drive member (30) and a rotating member (40) with one side connected to an output end of the first rotary drive member (30), and...
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WO/2013/054861 |
Provided is a fan to be set in a manhole opening through which the entrance or exit of workers or the carrying of articles in or out is easy. Provided is a sewer ventilation system using said fan. Provided is a fan, which comprises a rin...
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WO/2013/053604 |
A connection clip (10, 20, 36, 42) for connecting two wire mesh parts (32, 34, 41, 49) comprises two legs (11, 12) connected at one side to each other via a base section(13). The legs (11, 12) have each at their other side first hooks (1...
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WO/2013/053225 |
Disclosed is a rescue machine for tunnel collapses, comprising a cutting head (1) with a diameter-alteration function; a spiral conveyance shaft (2); a drive unit for rotation of the spiral conveyance shaft; a rescue cylinder (5); a prop...
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WO/2013/050010 |
A compact monitoring device (6) for monitoring the state of rotation of a disk cutter (5) of a shield tunnel boring machine is integrated into a clamping element (15) for fastening the disk cutter (5). A sensor module (33) of the monitor...
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WO/2013/047025 |
A drill bit exchange device for a shield tunneling machine equipped with: a housing (33) in which a tunneling aperture part (34) is formed; a valve body (35), which is housed in a valve-housing chamber (36) formed in the housing (33), an...
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WO/2013/048306 |
A device (1) for driving tunnels, galleries or the like including a cutting head (2), wherein an excavating direction of the cutting head (2) being essentially at a right angle to said rotation axis (R), a base unit (3) with stabilizing ...
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WO/2013/041449 |
The invention relates to a device (1) for lowering a heavy load support (2) of a support framework in the construction industry, characterized in that, of two components under load, arranged to be movable toward each other in the directi...
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WO/2013/037766 |
For a tubbing made of concrete for lining a tunnel, in particular a traffic tunnel, the tubbing has a convexly curved outer surface and a concavely curved inner surface opposite the outer surface and the tubbing is provided with a thermo...
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WO/2013/039315 |
The present invention enables each segment, in which two center through-paths and two end through-paths are formed, to be sequentially and adjacently arranged at each column in a vertical direction, wherein: horizontal segments at four c...
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WO/2013/039315 |
The present invention enables each segment, in which two center through-paths and two end through-paths are formed, to be sequentially and adjacently arranged at each column in a vertical direction, wherein: horizontal segments at four c...
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WO/2013/033760 |
A tensionable cable bolt assembly (100) has a cable (110) longitudinally extending between a cable leading end (111) and a cable trailing end (112). A tensioning member (120) is mounted on the cable (110) toward the cable trailing end (1...
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WO/2013/028754 |
A reinforcement system includes an adapter, a friction bolt, a drilling rod coupled to the adapter, and a drill bit configured to drill an opening optimally sized for receiving the friction bolt. The drilling rod has a diameter that allo...
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WO/2013/012555 |
The invention relates to a pin handling device, for coupling and decoupling conveyor segments to and from a train of conveyor segments in high wall mining. The invention also provides a coupling pin for coupling conveyor segments in a tr...
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WO/2013/010206 |
A coal caving system (1) including a plurality of shields (3) with canopies (6) which are selectively operated to allow coal to cave onto a rear conveyor (37). In one aspect, the invention provides a shield control method including contr...
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WO/2013/005944 |
The present invention relates to a protective structure for the mouth of an unfinished tunnel, which comprises a structure in which a scaffolding protective structure installed for protecting workers and construction equipment from falli...
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WO/2013/005944 |
The present invention relates to a protective structure for the mouth of an unfinished tunnel, which comprises a structure in which a scaffolding protective structure installed for protecting workers and construction equipment from falli...
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WO/2013/005392 |
Provided is boring equipment having a large diameter cutter head and being capable of an efficient boring even if an object to be bored is hard ground or the like. The boring equipment includes: an outer circumferential cutter head (20) ...
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WO/2013/003971 |
The invention relates to a modular system for subterranean construction, comprising high-security means for installations, preferably of a nuclear plant, the system increasing the security levels the deeper it goes, and having improved s...
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WO/2013/002094 |
Provided is a method that is for designing a corrugated steel sheet and that is characterized by, when designing the corrugated shape of a corrugated steel sheet that configures a corrugated steel sheet pipe of tube diameter D comprising...
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WO/2013/002711 |
The present invention concerns a tubular rock bolt (1) that can be expanded by a pressurised medium, for insertion into a drilled hole (16) and comprising an extended tubular part (2) with a closed cross-section (12) and provided with a ...
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WO/2013/000237 |
Disclosed is a laser melting and coating method for a hydraulic upright post for mining, which comprises: forming a spiral scan along the surface of a moving pillar of the upright post body (1) by a laser beam and a nickel-based alloy po...
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WO/2012/174608 |
Some embodiments relate to a transporter for a boring rig, such as a raise-boring rig. The transporter comprises controls to control operation of the boring rig. Some specific embodiments relate to a mobile support system for a raise-bor...
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WO/2012/171056 |
A resin injection apparatus (19) for use in connection with a drilling apparatus (10) for installing ground anchors. The resin injection apparatus(19) comprises a fluid injector (20), adapted to be connected in fluid communication with a...
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WO/2012/171155 |
A constant-resistance and large deformation anchor cable and a constant-resistance device are provided. The constant-resistance and large deformation anchor cable comprises cables (7), an anchoring device (13), a loading plate (12) and c...
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WO/2012/167308 |
An improved method for installing a self-drilling rock bolt (10) as well as components and tools for use in the installation of such bolts is disclosed. The rock bolt (10) has a central bore (14), a drill bit (18) mounted at one distal e...
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WO/2012/166905 |
A tunneling apparatus includes a drill head and a steering shell. The drill head includes a main body having a distal end and an oppositely disposed proximal end. The steering shell is disposed at the distal end of the drill head and is ...
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WO/2012/166905 |
A tunneling apparatus includes a drill head and a steering shell. The drill head includes a main body having a distal end and an oppositely disposed proximal end. The steering shell is disposed at the distal end of the drill head and is ...
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WO/2012/162908 |
A method for preventing shield casing catching due to too large frictional resistance in earth pressure balance shield is provided. The method involves carrying out real-time monitoring to the earth voltage signal between the shield casi...
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WO/2012/162720 |
A coal caving system including a canopy for supporting a mine roof and a conveyor positioned beneath the canopy which also includes a rear canopy with a slider door for selectively caving coal onto the conveyor, the system further includ...
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WO/2012/155727 |
Disclosed in the present invention is a water conveyance tunnel with a prestressed composite lining for shield tunnel comprises an assembled segment ring which is formed by shield construction and is an ordinary reinforced concrete outer...
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WO/2012/146062 |
A construction method for indirectly heating recoverable anchors comprises the steps of laying an anchor body (1), whose external surface is bond with a cover (2) and inside which a cavity (3) is contained, in soil body or rock reinforce...
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WO/2012/146148 |
A mining elevator rigid guide rail and layout structure thereof, the guide rail comprising steel rails (3), a steel rail beam support (4), and sliding guides (2); the sliding guides (2) are respectively disposed on an elevator car (1) an...
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WO/2012/140222 |
The invention relates to a method for carrying out nondestructive drilling with a high diameter D1 in a drilling area, including the steps of: a) carrying out a first guide drilling with a diameter D2 smaller than D1; b) making a cylindr...
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WO/2012/138825 |
A cable bolt assembly incorporating a head that distributes loads and minimizes the risk of potential failure caused by cable bolt head protrusion through the load bearing plate due to plate deformation. A flush seat cable bolt head incl...
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WO/2012/126042 |
An inflatable friction bolt (101) comprises a friction bolt leading portion (101A), friction bolt central portion (101B) and friction bolt trailing portion (101C). The friction bolt leading portion (101 A) has a surface feature (106) or ...
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WO/2012/120159 |
The invention relates to a system for managing the supervision of excavation using a tunnel boring machine by means of dynamic tunnel control. The system includes a central unit remotely connected to a plurality of excavation control nod...
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WO/2012/115858 |
A pressure-compensated cutter assembly for a tunnel boring machine includes a shaft a cutter ring assembly rotatably mounted on the shaft, and first and second end retainers non-rotatably attached to the shaft. Rotary seal groups, immers...
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WO/2012/114308 |
The invention relates to a load support (1) comprising a container (2) manufactured from a flexible material, having at least one side wall (4), a top panel (3), a bottom panel (5), and a filler aperture (13). The side wall (4) has a pre...
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WO/2012/115858 |
A pressure-compensated cutter assembly for a tunnel boring machine includes a shaft a cutter ring assembly rotatably mounted on the shaft, and first and second end retainers non-rotatably attached to the shaft. Rotary seal groups, immers...
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WO/2012/115568 |
The present invention concerns a method for shaft sinking during work in a mine with the aid of a shaft suspension framework (1) that comprises a crane arm (13) with a wire winch (24) from which a platform (33a) that can be raised and lo...
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WO/2012/113976 |
The invention relates to a rock bolt to be installed into a borehole (1) drilled in a rock, wherein an expansion member (9) of the rock bolt includes an internal second cone abutment surface (12) in the interior of the expansion member i...
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WO/2012/114249 |
A method for tunnelling uses equipment comprising a tubular structure (10) with a substantially empty tubular cavity corresponding to the cross section of the tunnel to be constructed. The front portion (13) of the tubular structure is p...
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WO/2012/115569 |
A method for the emergency rescue of personnel who are carrying out shaft sinking during work in a mine with the aid of a shaft suspension framework (1) that is provided with displacement means (3) and that can be displaced with the aid ...
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WO/2012/109700 |
A machine (23) that is operable to drill passages in a surrounding rock layer and insert bolts therein. The machine (23) is operated by an operator (24) that stands on a platform (25) that is preferably secured to a rail upon which the m...
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