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WO/2013/097370A1 |
Disclosed is a method for localised prevention of coal and firedamp outbursts. The method comprises rationally dividing a mining area (5) so that the direction of the maximum horizontal crustal stress in the mining area is essentially co...
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WO/2013/096277A1 |
The present disclosure is directed to a system (40) for controlling a plurality of machines (12). The system (40) includes a camera (86) disposed on a second machine (30) and configured to record at least one image of a first machine (32...
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WO/2013/090976A1 |
A system for seafloor mining comprising a vertical riser anchored to the seafloor; a mining machine to deliver seafloor ore to the vertical riser; a lifting system to pass the ore through the vertical riser; and a transport vessel remova...
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WO/2013/090082A1 |
Operating a trolley assist-capable mining truck (10) having a regenerative braking mechanism (46) and a friction braking mechanism (52, 54) includes receiving data indicative of a change in demand in an electrical power grid (102) for re...
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WO/2013/083185A1 |
The invention relates to a method for monitoring an automated sequence of movements of a mining shield which is used in underground mining, which has at least one skid and a canopy, and which is attached to a longwall conveyor by means o...
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WO/2013/082585A1 |
Operating a mining truck (10) includes receiving data indicative of a prospective directional change in an on-trolley availability corridor, and outputting a control command to a steering mechanism (32) of the mining truck (10) responsiv...
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WO/2013/072419A1 |
The invention relates to a method for connecting functional elements (14) to a shaft (10), having the following steps: (a) forming elevations (12) for receiving the functional elements (14), said elevations (12) being machined out of the...
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WO/2013/074274A1 |
Controlling a power system (20) in a mining truck (10) includes receiving data indicative of an expected change in suitability of the mining truck (10) for on-trolley operation, and outputting a control command to an actuating mechanism ...
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WO/2013/070108A1 |
The invention relates to a technique for acting on dielectric substances, including breaking down solid bodies, particularly bodies having a low coefficient of absorption of electromagnetic radiation (rocks, building materials, etc.), an...
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WO/2013/063868A1 |
Disclosed in the present invention are a method for impact-cutting mining and an impact-cutting miner carrying out the method, which belong to the mechanical field, especially suits the mining field. The method is implemented as follows:...
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WO/2013/061006A1 |
The device for raising marine sediment (1) comprises, arranged in such as way as to be submerged in a fluid at the time of use; a riser (10) comprising a suction head (30) at a first end; a cyclone separator (40) having a tangential inle...
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WO/2013/062871A2 |
A method and system are provided for horizontal borehole mining a seam of material, in which a substantially horizontal borehole is provided through a seam of material, a retractable casing is disposed within the seam, and a high pressur...
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WO/2013/059911A1 |
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/2013/059612A2 |
A system for coupling equipment components includes a magnetic coupling assembly. The magnetic coupling assembly couples a tooth point to an adapter. The magnetic coupling assembly is received at least partially within a recess formed in...
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WO/2013/053811A2 |
The invention relates to a tool system comprising a tool holder and a shank tool, the tool holder having a tool receiving opening with a first and a second diameter region which lead into one another via a transition section (narrowing) ...
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WO/2013/044620A1 |
Disclosed are a slewing mechanism and a tunneling machine. The slewing mechanism is used for driving the rotation of a cutting unit and comprises a body (3), and a rotary table (1) and a drive mechanism used for driving the rotation of t...
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WO/2013/048306A1 |
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/2013/048241A1 |
The invention relates to a cutting device for an underwater excavation system, wherein the cutting device comprises, a cutting tooth moveably arranged with the cutting device, and provided with a cutting edge for the exertion of a cuttin...
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WO/2013/048974A1 |
The invention relates to a method and a device for machining materials by milling and/or drilling, in particular for removing rock, concrete, minerals or coal, having a tool drum (10) in which a plurality of tool shafts (9) which bear ma...
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WO/2013/044345A1 |
Systems and methods for motion capture of a subject, suitable for use in an underground mining environment.
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WO/2013/041036A1 |
Disclosed is a leaching-mining process by drilling underground in situ. The process employs chemicals such as acids or bases to dissolve and leach useful metal constituents in the body of the mine, convert them from a solid state to a li...
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WO/2013/038059A1 |
The invention relates to a tool for a breaking hammer, a breaking hammer, and the use of a breaking hammer. The breaking hammer comprises a percussion device (5), the percussion piston (9) of which provides impacts to the tool (6) for br...
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WO/2013/033823A1 |
According to embodiments described in the specification, a pumping system for use in a tailings pond is provided. The pumping system comprises a pump support and at least one mooring element coupled to the pump support. The at least one ...
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WO/2013/033979A2 |
The present invention relates to a rolling friction impact digging method and a rolling friction impact digging machine using said method, comprising a reciprocating impact part. The reciprocating impact part comprises an impact driving ...
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WO/2013/027177A1 |
The present invention relates to a shearer pick. More particularly but not exclusively it relates to a shearer pick for use on a rotating cutting head of a coal mining apparatus. Wherein the shearer pick body is composed of an alloy comp...
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WO/2013/028558A2 |
An all-electric powered mobile jumbo drill machine configured to use provided AC electric power and on board battery provided electric power and operated in a mining environment.
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WO/2013/020382A1 |
A cutting unit for a boring machine, for connecting to the turntable of the boring machine, comprises a cutting head; a cutting electric motor for providing the driving force required by the cutting head; a cutting step-down gear connect...
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WO/2013/021840A1 |
By providing a pressurizing chamber (21) in the upper-end section of a riser tube (11) in a gas lift system (10), and pressurizing the interior of the upper section of the riser tube (11), it is possible to suppress an increase in the pr...
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WO/2013/020788A1 |
The invention relates to a device for removing sea bed, having a conveying line (1), which is at least partially surrounded by sea water and through which removed sea bed (16) can be transported to the surface (O) in the conveying direct...
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WO/2013/020384A1 |
Disclosed is a cutting speed regulating system. The cutting speed regulating system comprises: a frequency converter (1) for receiving an electric current from a power supply and modulating the amplitude of the electric current; a cuttin...
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WO/2013/020068A1 |
A mining machine including a frame, a cutting head moveably coupled to the frame and pivotable about an axis that is substantially perpendicular to a first mine surface, and a first actuator for stabilizing the frame relative to the firs...
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WO/2013/020071A1 |
A mining machine for cutting material from a mine wall includes a cutting head that is moveable to engage the mine wall, a vacuum duct positioned proximate the cutting head and including an inlet for receiving the material that is cut fr...
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WO/2013/010206A1 |
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/2013/009172A1 |
The invention relates to a drag head (100) for dredging material (2) from the bed (3) of a body of water and transporting the material (2) to a suction tube (120). The drag head (100) is arranged to be dragged over the bed (3) in a dragg...
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WO/2013/006896A1 |
A method of mining is disclosed. The method includes mining material in a mine in accordance with a mine plan designed to maximise the financial performance of the mining operation at the mine. The mine plan is based on mining to at leas...
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WO/2013/004097A1 |
Disclosed is a diamond composite tooth, which comprises a cemented carbide body (1) and a diamond composite layer (2), wherein the diamond composite layer (2) is sintered so as to attach to an upper side face (11) and top face (12) of th...
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WO/2013/000798A1 |
A cutting tip, presenting a generally conical body (10), symmetric about a center axis (A) and presenting a profile in a longitudinal section, the said profile comprising a generally convex portion (Pcx), and a generally concave portion ...
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WO/2012/174604A1 |
A dredging system (10) for a sump area (48) containing a feed stock, comprising; a support system (14); and a sluicing pump (12) suspended from the support system (14), the sluicing pump (12) having a suction inlet (30) to recover feedst...
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WO/2012/174608A1 |
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/2012/174923A1 |
A hard rock tunneling machine for boring a hard rock tunnel, comprising a cutting unit (1), a blade unit (2), a first conveyer (3), a body (4), a walking unit (5), a hydraulic system (7) and an electrical system (8); the upper and lower ...
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WO/2012/171075A1 |
An apparatus for seafloor stockpiling that has a slurry inlet that receives slurry from a seafloor tool via a slurry transfer pipe and walls that, together with the seafloor, define a cavity having a stockpiling volume. The walls are mad...
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WO/2012/171074A1 |
A system and method for stockpiling material on the seafloor, the system and method using seafloor collection machines, such auxiliary or bulk cutters or collection machines, to capture seafloor material to be stockpiled. The captured se...
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WO/2012/170510A2 |
A remotely-operable vehicle for cleaning material from beneath a structure. The vehicle includes a body having a front portion and a rear portion, a pair of support arms pivotally supported within the body, a drive system for moving the ...
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WO/2012/158028A1 |
A dredger system (100) for collecting material (112) from a sea floor (110), comprising a dredging vessel (102) with a hopper (116) for storing the material (112), and a suction tube (118) which at a first tube end (122) is arranged for ...
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WO/2012/155163A2 |
The invention relates to an arrangement for fixing a cutter to a cutting tool of a cutting machine, comprising a cutter holder and a rotationally symmetrical cutter bushing which is detachably fixed against an axial stop by surface press...
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WO/2012/155531A1 |
Disclosed in the present invention are a method and an equipment for separating coal and gangue and refilling gangue. The method comprises the following steps: cutting an upper coal layer by a coal mining machine (5) and conveying the co...
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WO/2012/153169A1 |
A dredging apparatus (1) is described for removing sediments from a bed (F) of an expanse of water (S), comprising: a suction apparatus (5) including a) a submersible pump (18) including: a housing body (17) provided with an inlet mouth ...
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WO/2012/152674A1 |
The invention relates to a method for detecting and tracking the position of a mobile transferring device/loading device of a bucket-wheel excavator or bucket chain excavator (1), which bucket-wheel excavator or bucket chain excavator co...
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WO/2012/151624A1 |
A drive system for driving a conveyor associated with long wall mining equipment, including: a drive frame with a cradle that supports a return shaft for driving a conveyor; a drive unit with a drive motor arranged substantially parallel...
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WO/2012/153755A1 |
A power management system for mining (100) includes: a first overhead line (1) which is disposed on an ascending slope (RU), and exchanges power with an ascending vehicle (6U) that travels on the ascending slope (RU); a second overhead l...
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