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WO/2010/051566A9 |
A bail (20) for an expansion shell assembly which is formed from a continuous elongate metallic member shaped to have a yoke (24), at least two U-shaped legs (26,28,30) which extend from the yoke, and a biasing element (76) which project...
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WO/2010/133883A2 |
Rock bolts (1) exist in various forms, wherein it is particularly advantageous if the discharge end (4) is provided with a mixing head (15), into which the required exit hole (8) is integrated. This exit hole (8) is protected by the shap...
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WO/2010/133568A1 |
The present invention relates to an element (2) for handling a heavy construction structure, including: a rod (20); a mobile element (24) pivotably connected to the rod (20) and capable of being retracted along the rod (20) for the inser...
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WO/2010/130005A1 |
A length adjustable member (10), including, an outer tubular member (12), an inner tubular member (14) slidably disposed within the outer tubular member (12), a central post (30) fixable at its base with respect to the outer tubular memb...
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WO/2010/128861A1 |
A guiding device for a rock-drilling machine (1), the rock-drilling machine (1) including a drill portion (4) with a drill bit (10) and a drill-portion centre axis (26), and a string portion (6) with a string-portion centre axis (28), th...
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WO/2010/128943A1 |
The present invention concerns a method, a system, the use of the system and a reinforcement member for the direct detection of the presence of a cavity in a drill-hole intended for the reception of a reinforcement member. The method com...
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WO/2010/127447A1 |
Formulations are provided for producing structural members or back fill for mine stopes in environments having sub zero temperatures such as permafrost. The formulations having constituents including crushed rock (rockfill) powdered tail...
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WO/2010/127751A2 |
The invention relates to a method for erecting a underground construction, the method being intended to ensure assembly of the underground construction as safely as possible. The method is characterized in that a shaft is sunk at the ere...
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WO/2010/129222A2 |
A system for reducing drag and/or vortex induced vibration of a structure, the system comprising a multiple finned device comprising from at least one long fin having a first average height and at least one short fin having a second aver...
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WO/2010/125500A2 |
The invention relates to a pressure relief valves, especially a rock-burst safety valve for the hydraulic face support, having a consumer connection (3) with a bore (2) a fluid outlet (4), and a valve piston which is arranged in the valv...
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WO/2010/122570A1 |
The tracking and monitoring system for opencast mines of the present invention enables continuously tracking and monitoring vehicles and moveable equipment in opencast mines using ZigBee-enabled active RFID devices forming a dynamic wire...
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WO/2010/118462A1 |
A method of installing a stabiliser into a hole provided in an area to be stabilised, the method comprising the step of providing a filler material adapted to be associated with a stabiliser, the filler material, in association with the ...
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WO/2010/116188A1 |
Disclosed is a method of reinforcing a structure (10) having an elongate hole (14) or drilling the hole having an open proximal end (11) and a closed distal end (16). The method comprises the steps of inserting into the open end of the h...
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WO/2010/115218A1 |
A grout delivery device which includes a body which defines an internal volume (18), opposing first (34) and second(26) apertures in the body, in communication with the volume, through which a rock support tendon (50) extends, and a grou...
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WO/2010/112015A2 |
The invention relates to a sealing arrangement for shaft and tunnel construction. In the sealing arrangement according to the invention, the elastic tension forces that arise when the sealing systems are pressed against each other by red...
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WO/2010/109502A1 |
The present invention refers to an operating tool (10) to be used in tunnel-making operations. In particular, the present invention refers to a multifunction tool, equipped both with operating excavation abilities (13) and gripping and/o...
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WO/2010/104460A1 |
A friction bolt (10), for frictionally engaging the internal surface of a bore drilled into a rock face. The friction bolt comprises an elongate, generally circular tube (11) which is expandable radially. The tube has a leading end (12) ...
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WO/2010/104235A1 |
The present invention relates to an excavation method of an underground plaza and a submarine plaza using a steel casing retaining wall, including the steps of: (a) excavating a horizontal or vertical working tunnel (71) for excavating a...
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WO/2010/104232A1 |
The present invention relates to a shaft construction method of vertically building a plurality of pipes (10), including the steps of: setting a position for disposing a lower pipe (10a) among the pipes (10) on the surface of the ground ...
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WO/2010/100317A1 |
Method for mounting a pipe (3, 4) into a soil in which case the pipe (3, 4) is intended to be left in a hole drilled in the soil in which method the drilling of the hole is performed by using hollow drill rods (1) attached sequentially t...
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WO/2010/099777A2 |
A lattice mat (1) is provided for the anchor support system in underground mining and tunneling, wherein said lattice mat can be mounted to roof bolt ends (3) and pressed against the rock mass (6) by way of dome plates (4), whereby an ad...
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WO/2010/093775A2 |
The present disclosure relates to a tunneling apparatus including a drill head having a main body and a drive stem rotatably mounted within the main body. The main body defines a vacuum passage offset from the drive stem that extends thr...
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WO/2010/092405A2 |
A particularly economical securing method, which at the same time displays high operational safety, for horizontal and inclined workings in underground mining and tunnel construction provides for one or more bolts to be drilled out, inse...
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WO/2010/090500A2 |
The present invention relates to a rock bolt used for rock reinforcement work, particularly to an expandable rock bolt tube in which: a folding part is formed in a "1" shape inside an expansion part to divide the inner space of the expan...
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WO/2010/090755A2 |
A storm water management system comprising a plurality of adjacent modules of alternating domed cell units and interconnector units. Each domed cell unit of a module includes a pair of spaced apart vertical sidewalls that curve outwards ...
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WO/2010/085484A1 |
A method of adjusting gel time of a grouting system used for anchoring a reinforcement in a mine includes adding inhibitor to initiator of the grouting system, the inhibitor and initiator being disposed together in a first compartment of...
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WO/2010/082940A1 |
A connection apparatus for securing a facing to a soil reinforcing element wherein the soil reinforcing element has a pair of adjacent longitudinal wires with horizontally extended converging portions, a stud having a first end attached ...
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WO/2010/060122A9 |
A rock bolt (10) which includes at least two elongate axially aligned rods (14) with adjacent ends (18) which are interconnected by relative movement (50), transverse to a longitudinal axis (28A), thereby to engage tensile load and torqu...
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WO/2010/078639A1 |
A mine roof support assembly for anchoring in a bore hole by means of a resin, cementitious grout which includes an elongated reinforcing tendon which extends from a proximal end portion to a distal end portion. A slip sheath formed from...
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WO/2010/078033A2 |
A tunnel boring machine is provided comprising a cutter head, a main beam, a first, second, and third shield; and a ground conditioning work zone within the first shield, a gripper assembly, a segment erector arm for lining the tunnel, a...
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WO/2010/078200A1 |
A system includes a nut plate and a polymer sleeve passing through the nut plate. The polymer sleeve contains adhesive for attachment of the nut plate to a substrate. The interior of the sleeve includes an epoxy and a catalyzing agent in...
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WO/2010/076097A1 |
The invention relates to mixtures, preferably sealing pastes, more preferably shield tail sealing pastes, and to the use of the mixtures according to the invention for sealing construction elements and/or construction machines, in partic...
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WO/2010/074584A1 |
The invention is a rock bolt for being grouted to set in grout (g) in a borehole in a rock, said bolt comprising - an elongate solid stem (1) with a surface anchor (3); - said stem (1) comprising two or more extensive lengths of stem por...
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WO/2010/072000A1 |
A cable bolt has a multi-strand cable, and a sleeve having at least one open end. The sleeve has an outer surface and an inner surface. The outer surface of the sleeve is at least partially threaded. An end portion of the multi-strand ca...
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WO/2010/072792A1 |
The invention relates to an anchor sleeve for a rock or mountain anchor for insertion into a bore hole in a rock wall or the like, comprising at least one outlet opening (14) for allowing the exiting of an anchor adhesive (16) located in...
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WO/2010/072827A1 |
The invention relates to a basic arch module (10) for a tunnel casing device, comprising a beam element (11) having a predetermined length (L) with an upper surface (12) and ends inclined relative to a perpendicular to said upper surface...
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WO/2010/070445A1 |
The invention provides a compact apparatus for providing a substantially pressure-tight connection between a source of a plastics component and an opening of an inner channel of a rock bolt wherein the apparatus comprises a central block...
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WO/2010/066180A1 |
A filling and supporting hydraulic support with tamping mechanism includes a roof brace (3), a base (16), a prop (19) and a four-bar linkage. The upper and lower ends of the prop (19) and four-bar linkage are connected with the roof brac...
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WO/2010/064193A1 |
The present invention refers to a modular lining for tunnels excavated with traditional methods, comprised of prefabricated reinforced-concrete modules, and to a method for manufacturing said lining. The modular lining subject-matter of ...
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WO/2010/064096A1 |
A grout pack is provided comprising a grout bag (1 ) and a restraining envelope encircling the grout bag. The restraining envelope includes multiple elongate tension elements (8, 10, 15, 16, 18, 21, 30, 35) made of a multitude of fibres ...
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WO/2010/060177A1 |
A laser drilling system (100) is described for drilling through solid materials, the system comprising an optical drill (104) provided with sensors (106) which determine parameters of the drilling process and send this information over a...
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WO/2010/059168A1 |
A cable bolt comprising a tension member having a first end and a second end. A rotatable collar is positioned on the tension member and is rotatable relative to the tension member. An elongate sheath, having a first end and a second end...
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WO/2010/058933A2 |
Provided is a tunnel excavation method to safely excavate a tunnel while securing stability of a rock wall of an excavated tunnel surface without various types of support required for tunnel excavation by blasting. The tunnel excavation ...
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WO/2010/054436A1 |
A plug member for retaining grout in a substantially cylindrical bore in underground excavations comprises: at least one transverse wall portion, adapted to act as a barrier to grout and having at least one port disposed therein, the por...
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WO/2010/054781A1 |
The invention relates to a fastening device for fastening a sheet (5) for sealing purposes to a fixed wall in civil engineering, underground engineering, water engineering and tunnel engineering using round plates (2) fastened to the wal...
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WO/2010/052136A1 |
The invention relates to methods for applying wet concrete mixtures containing cement, fillers, water, one or more polymers, and possibly further admixtures or additives according to the wet-mix shotcrete method, characterized in that th...
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WO/2010/048650A2 |
In a heading or extraction machine (1), comprising excavation tools that can be moved by way of the working face and comprising headway devices, such as anchor drilling and placing devices (9), the machine (1) has a platform (6) which ca...
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WO/2010/050870A1 |
The invention comprises an injection device (6), for injecting fixing material in a drill hole (13) during rock bolting, comprising a hose system (12) and a feed unit (15). The hose system (12) comprises an injection pipe (10), the injec...
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WO/2010/036259A1 |
A re-tensionable cable bolt and related methods are provided. In one aspect of the invention, the bolt includes a sleeve for connecting or securing to a cable. The sleeve includes a lower end having a bore adapted for receiving a threade...
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WO/2010/032117A2 |
Reinforcement (1) for structures made of reinforced concrete, defining a tunnel consisting of a single or double layer of reinforcement portions of the wall (2) and/or the vault (3), disposed distant, cooperating transversely with respec...
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