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WO/2010/031501A1 |
The invention relates to longwall equipment for mechanical extraction, particularly in underground coal mining, having a longwall conveyor (20) disposed in longitudinal direction of the longwall face, comprising a cutter loader (21) that...
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WO/2010/031132A1 |
The invention provides an injection, sealing, valving and passageway system for use with hollow rock bolts and hollow injection bars used in mining, civil engineering, tunneling and construction including use with hollow self drilling ro...
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WO/2010/028532A1 |
A construction device and a construction method for automatically balancing surrounding soil body pressure during a horizontal rotary jetting reinforcement construction are provided. The device comprises a nozzle (1), a grouting pipe (2)...
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WO/2010/028953A1 |
The invention relates to an attachment cutting system having an attachment bracket (02) for attaching to a moving carrier arm of a carrier device. The attachment cutting system comprises at least one motor (11) and two cutting heads (03)...
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WO/2010/027526A1 |
An external water delivery system includes a water box front head, a collet configured to interface with the water box front head, a polymer sleeve configured to be positioned between the water box front head and the collet, a shank, and...
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WO/2010/022494A1 |
A prefabricated rib for a tunnel of a predetermined curvature for installation in a tunnel which has been bored with a TBM, in which the rib is provided with a series of elongated slots (instead of holes). The slots are provided for the ...
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WO/2010/023650A1 |
A method and arrangement for destroying tunnels. A subterraneous, vertical shaft is excavated until a tunnel preventing depth. After liquid is introduced to the shaft, a shaft liner is penetrable by the introduced liquid when a tunnel is...
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WO/2010/019971A1 |
A rock anchor (10) which includes a cable (12) with a hollow core, an expansion mechanism (20) at one end of the cable, a tube (14), which acts on a load washer (16), in which part of the cable is located, and a wedge (18) which locks th...
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WO/2010/015339A2 |
In a method for lining tunnel walls or ceilings with protective nets or the like, web-shaped protective net material (8) is unwound from a reel (7) and is fastened to the tunnel walls or ceiling by means of tie bolts. The reel (7) is rot...
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WO/2010/012290A1 |
The invention relates to a method for introducing a vertical shaft (4) underground (2) and to a shaft driving machine (1) set up particularly for performing the method, wherein a cutting wheel (17) is rotated solely about a horizontal ax...
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WO/2010/009507A1 |
A method of swaging is provided to mount an anchor member (14) on a solid shaft (12) to form a component of a yielding rock bolt The anchor member (14) is mounted on the shaft (10) and the assembly is placed in a swage press (10) having ...
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WO/2010/009506A1 |
A method of encasing a solid shaft (10) to be used in a yielding rock bolt which comprises passing a de-bonding sheath (18) through a mechanical feed means (14) and feeding the de-bonding sheath (18) onto the shaft (10). The shaft (10) i...
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WO/2010/007305A2 |
The present invention relates to a method of constructing an underground tunnel or hole in which an impervious plug will subsequently be fitted for an underground hazardous, particularly radioactive, waste storage facility. This method i...
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WO/2010/006374A1 |
A rod for fixing in a rock mass or strata, including an elongate body with a deformable section adapted to deform to a deployed condition under load, to engage a wall of a bore in which the rod is positioned, to anchor the rod in place.
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WO/2010/007923A1 |
Disclosed is a urethane elastomer filler which comprises (A) an organic polyisocyanate, (B) a polyol mainly composed of a polyether polyol (b1) having an average number of functional groups of 2 to 4 and a number average molecular weight...
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WO/2010/003214A1 |
A method of providing an overall improvement to a tunneling operation is disclosed. A standard TBM has the extension fingers removed from the leading part of the TBM (the stabilizer). A series of steel angles are welded onto the exterior...
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WO/2010/003213A1 |
A TBM having a cylindrically shaped member located on said TBM just behind the rotating boring head, said member being of similar diameter as said tunnel and comprising sectionalized components so as to be adjustable in diameter, said me...
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WO/2009/158619A2 |
An avoidance system (40) is disclosed for operating a vehicle (38) on a pile (18) of material (16) on a worksite (10), the material (16) being released through an opening (20) at the worksite (10) and causing a disturbance zone (32) to f...
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WO/2009/157774A1 |
Method and device for anchoring electric conductive bolts in a solid matrix. A bush member (14) of mainly cylindrical shape, open at its front end, comprises a sealing cap (17) having a centric opening for tight fitting reception of a bo...
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WO/2009/155776A1 |
A drilling, loading, transporting and anchoring integration machine for laneway in coal mine, it includes a caterpillar track part(3), a transporter part(4), a shovel plate(401), a provisional supporting part(5), two drilling rig parts(6...
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WO/2009/157846A1 |
The present invention relates to drilling tools and rock bolts. It is aimed at solving problems in connection with subsequent further mining an already mined area. Where rock bolts of steel is used, mining machines might be damaged or ja...
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WO/2009/153734A2 |
The invention relates to a shield support assembly for underground mining, comprising a shield canopy and at least one floor runner 20 as supporting surface elements which are connected in an articulated manner and which can be pressed a...
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WO/2009/155110A2 |
A tunnel boring machine (90) having a rotating cutter head (93) that rotatably supports a plurality of cutter assemblies (10). A plurality of instrument packages (50) are attached to the rotating cutter head, each instrument package havi...
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WO/2009/153760A1 |
The invention relates to a shield cap for a shield-type support for underground mining, with a cap plate 2, with reception devices 4 for the connection of hydraulic cylinder heads to the shield cap and with a supporting structure 3 welde...
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WO/2009/150294A1 |
The invention relates to a method and equipment for displaying holes to be drilled when drilling holes into rock with a rock-drilling rig (1) having control equipment and a display belonging thereto and measuring means for defining the d...
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WO/2009/150617A1 |
This invention relates to an anchoring device (10), and more particularly but not exclusively, to an anchoring device suitable for use in mining and excavation applications. The anchoring device includes a tubular body (20) having a long...
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WO/2009/140943A1 |
The invention relates to a device (1) for setting a rock bolt, comprising a drilling carriage (3) that is located on a carriage support (2). The device (1) is equipped with a pivoting mechanism (7) between an upper part (23) and a lower ...
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WO/2009/141306A1 |
Coating (2) for a tunnel interior surface, preferably of the interior surface of tubbings in which according to the invention it is provided that the interior surface comprises at least two coatings with different tensile strengths and ...
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WO/2009/137848A2 |
The invention relates to a method of constructing a well. The method includes excavating an initial well hole of a depth which is a fraction of the final depth of the well, providing a first frusto-conical well wall segment in the initia...
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WO/2009/136842A1 |
The present invention pertains to a feed unit (105) to be used with a mining and/or construction machine (100), said feed unit (105) comprising a feeder holder (106) and a feed beam (111) able to move relative to the feeder holder (106),...
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WO/2009/136841A1 |
The invention concerns a boom arrangement (202) for use in a mining and/or construction machine (200), comprising a first boom section (203) with a first and a second end, wherein said first end is designed to be fastened to a carrier (2...
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WO/2009/136843A1 |
The present invention pertains to a feeder holding device to be used with a rock drilling and/or rock bolting rig, wherein said rock drilling and/or rock bolting rig comprises at least one boom with a first end and a second end, wherein ...
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WO/2009/136810A1 |
The invention relates to constructing underground tunnels, in particular for building manifold tunnels and tunnels of different diameters in flooded medium, for example, for faecal and rain water drainage systems. The precast tunnel lini...
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WO/2009/134139A1 |
The invention relates to a face plate (1) for forming a connection between a rock bolt (1) fixed by grout or otherwise anchored in a borehole and a surface support element such as a wire mesh, concrete or thin sprayed liners. The device ...
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WO/2009/129782A1 |
A screen for displaying commands, functions, operating states, positions, and/or functional states (operating data, data) on machines or systems (system) comprises several partial screens (8.1 to 8.4) that are arranged on a single plane....
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WO/2009/129688A1 |
A rock drivage and supporting construction drilling machine is disclosed, the drilling machine includes: a crawler section(1), a belt conveying section(2), a temporary supporting and rock raking mining section(3), two lifting and swingin...
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WO/2009/115307A1 |
The invention relates to a corrosion-protected self-drilling anchor and an anchor subunit and to a method for the production thereof. A self-drilling anchor according to the invention comprises a number of anchor subunits (A, B), each ha...
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WO/2009/110894A1 |
In one aspect of the invention, an apparatus and related methods for installation in a borehole formed in a face of a mine passage comprises an elongated bolt including a spiral shaft portion for positioning in the borehole. A hardened, ...
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WO/2009/106099A1 |
The invention relates to a sliding anchor (10) for inserting in a borehole. The sliding anchor (10) has an anchor rod (12) on which is arranged a sliding control element (14) with a through opening (18) through which the anchor rod (12) ...
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WO/2009/103305A1 |
Disclosed is a method for controlling longwall coal mining operations comprising a face conveyor (20), at least one extraction machine (22), and a hydraulic shield support. In said method, at least one sensor (17) is arranged on the shie...
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WO/2009/103307A1 |
Disclosed is a method for automatically creating a defined face opening in longwall coal mining operations comprising a face conveyor (20), at least one extraction machine (22), and a hydraulic shield support. In said method, the inclina...
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WO/2009/103303A1 |
Disclosed is a method for controlling longwall coal mining operations comprising a face conveyor (20), at least one extraction machine (22), and a hydraulic shield support. In said method, the inclination of the shield components relativ...
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WO/2009/103309A1 |
Disclosed is a method for automatically creating a defined face opening in longwall coal mining operations comprising a face conveyor (20), at least one plow (22) that is guided on the face conveyor (20) as an extraction machine, and a h...
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WO/2009/104687A1 |
Provided is a device for detecting a state-change of a wire rod, which detects either the total length of a wire rod (10) buried in a base metal (3) or the extension change between two arbitrary points so that the information on the magn...
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WO/2009/103306A1 |
Disclosed is a method for stabilizing longwall coal mining operations that comprise a face conveyor, at least one extraction machine, and a hydraulic shield support and are conducted along the slope of the seam. In said method, the incli...
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WO/2009/103304A1 |
Disclosed is a method for the controlled maintaining of a mechanically favorable distance (33) between the roof and the face in longwall coal mining operations comprising a face conveyor (20), at least one extraction machine (22), and a ...
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WO/2009/101454A1 |
The tie rod for structural projects for the protection of structures for earthquake and wind is comprised of a cast iron base (7) which has a bolt (4) passing through a hole, which is surrounded by threaded ring (5) with handles (6). A b...
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WO/2009/100469A1 |
In a drift heading work machine (1, 24), comprising at least one cutting unit having a rotatably supported tool carrier (10, 39) with disk tools (11, 12, 40, 41), said carrier being pivotally connected to the machine frame, the heading w...
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WO/2009/101038A1 |
Tail seal compound (tail seal) for tunnelling machine comprising blown oils, more than 30% by weight of a mineral charge and fibrous material.
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WO/2009/097646A1 |
The present disclosure provides a method for mining a material in an underground environment. The method comprises positioning a structure in an underground roadway and locating the structure so that the structure provides a reactive for...
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