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Matches 151 - 200 out of 5,995

Document Document Title
WO/2017/063018A1
A mobile machine (10) for operating in an underground mine (20) is disclosed. The mobile machine (10) comprises a body (9) comprising a power source (15) and a cabin (28). The mobile machine (10) also comprises traction devices (13) powe...  
WO/2017/058702A1
A method of designing an underground excavation may involve the steps of: Developing a plurality of input parameters for the underground excavation; performing a first design iteration to determine an initial ground support system design...  
WO/2017/058088A1
The present invention relates to a method for assigning a set of tasks to a plurality of mining and/or construction machines (200A, 200B;701-703), said machines (200A, 200B;701-703) being arranged to be driven between positions for perfo...  
WO/2017/042686A1
The invention comprises a pressure unit to provide pressure to a fluid; a power supply; a plurality of injectors, to produce an abrasive cut by means of the pressurized fluid; at least one transport hose to distribute the pressurized flu...  
WO/2017/038148A1
A mineral lifting system S comprises: a seabed work machine 13 comprising an excavator 131 to excavate minerals from the seabed, and a slurry pump 132 to suction and pump a solid-liquid mixture of minerals and seawater; a power generator...  
WO/2017/035557A1
A control system for controlling operation of a fluid delivery system that includes at least a first pump (14) for delivering a first fluid and a second pump (24) for mixing a second fluid with the first fluid. The control system include...  
WO/2017/035344A1
Systems and methods for recovering and concentrating rare earth elements from seabed sediment deposits using seabed excavators and shipboard processing systems.  
WO/2017/033059A1
A rock formation drill bit assembly with electrodes includes a drill bit including a hollow portion that extends along a longitudinal axis of the drill bit. The hollow portion extends from a first end to a second end opposing the first e...  
WO/2017/032704A1
A pick tool comprising a strike tip and a pick tool body, the pick tool body including a non-rotating strike tip at a first end of the pick tool body. A shaft is provided at a second end of the pick tool body, the shaft being configured ...  
WO/2017/034794A1
A fluid flow emitter is provided, which is to be mounted within a fluid distribution tube to control the rate at which fluid is distributed from the tube. The emitter may include a cylindrical body having a pair of raised radially-extend...  
WO/2017/027048A1
A conveyor pan is provided for supporting a portion of a mining conveyor extending along a mine face and positioned between the mine face and a goaf. The conveyor pan includes a deck, a toe, and a heel. The deck includes a first side con...  
WO/2017/024334A1
The present invention provides a method and an apparatus for creating a void, low-density fill or combination of void and low-density fill for underground mining comprising at least one module of formwork to be positioned in an open stop...  
WO/2017/021104A1
The invention relates to a cutting device for a soil cultivation machine with an improved wear protection.  
WO/2017/020519A1
A pre-mixed abrasive and water jet united cutting tooth type roller of a coal mining machine comprises a cutting shaft (1), a barrel (2), a high-pressure hose (7), cutting teeth (5), a spray head assembly (4), and a core sleeve (3). The ...  
WO/2017/023804A1
A cutting bit assembly for a mining machine includes a holder having a first surface, a second surface, and a bore extending therebetween, and a bit having a first end and a second end. The bit further includes a tip, a shank, and a shou...  
WO/2017/021664A1
The invention relates to the field of excavation systems and more particularly of excavation systems comprising electropulse excavation tools. An excavation system according to the invention comprises a support chassis (34), a hydraulic ...  
WO/2017/021007A1
The present disclosure relates to a cutting drum (24A; 24B; 24C) for a mobile mining machine (10). The cutting drum (24A; 24B; 24C) comprises an outer circumferential face (34) extending between first and second end faces (36, 38). The c...  
WO/2017/012590A3
A method for a mining machine impact piece remover to use reciprocating impact force to remove an impact piece, and an impact piece remover reciprocating impact mining machine which implements the method. The mining machine comprises an ...  
WO/2017/012690A1
The present disclosure relates to a cutting bit carrier (100) for hard rock mining applications. Usually, replacing worn cutting bits may take much effort and may be time consuming. The present cutting bit carrier (200) may comprise a fi...  
WO/2017/008393A1
Disclosed is a method for testing and controlling a fully-mechanized-mining working-face device. The method utilizes the principle of infrared imaging to test by means of an infrared imager a primary mechanical device prone to damage, wh...  
WO/2017/010975A1
A cutter head for a mining machine includes a drum defining a drum axis with a drum plane extending perpendicular to the drum axis. The cutter head includes a plurality of cutting bit assemblies secured to an outer surface of the drum pr...  
WO/2017/003301A1
A tool connection (9, 47) for connecting a tool (1) to a tool support (16), the tool connection (9, 47) including at least one radial shock absorber (19, 20) for at least partially absorbing shock imparted by the tool (1) via the tool co...  
WO/2016/206614A1
Disclosed is a longwall mine construction method 110, comprising arranging a belt downhill channel (24), a return air downhill channel (25), and a track downhill channel (26), the entire panel being provided with a plurality of work face...  
WO/2016/205935A1
A method of loading a borehole for directional blasting comprises placing two or more cartridges containing a primary explosive into the borehole, the cartridges being spaced evenly apart and abutting 10% to 50% of the borehole perimeter...  
WO/2016/206618A1
A longwall mine construction method N00, comprising implementing mining without roadway tunnelling or pillars in N work faces of a brand new panel, the entire panel being provided with a return air downhill channel (25), a belt downhill ...  
WO/2016/205862A1
A mining method (10) by which graphitic ore is produced in a form that constitutes an appropriate feedstock for an electrolytic process (20) for the production of graphitic materials through exfoliation. The graphitic ore feedstock may b...  
WO/2016/206711A1
The invention relates to a cutter assembly (1) for an undercutting machine for cutting a rock workface and a method of assembling a cutter assembly. The cutter assembly (1) comprises a shaft (100) mountable on the machine with one end ex...  
WO/2016/206710A1
The invention relates to a cutter assembly (1) for an undercutting machine for cutting a rock workface and a method of disassembling a cutter assembly. The cutter assembly comprises a shaft supporting structure (10); a shaft (100) at lea...  
WO/2016/206617A1
Disclosed is an anti-collapse structure beside a roadway based on a 110 construction method for breaking a roof. In the 110 construction method, one working face corresponds to one roadway (1), and no coal pillar is needed to be reserved...  
WO/2016/206616A1
An equipment system for a no-roadway no-coal-pillar retained roadway mining method mainly comprises a transition support (3), an end support (4), a back-poling support (5), and a fast withdrawing support (6). A coal face trough does not ...  
WO/2016/205283A1
Systems and methods are described for monitoring a condition of a mine roof using a longwall mining system. A plurality of powered roof supports is controlled to apply an adjustable support pressure on a mine roof. A condition of the min...  
WO/2016/201590A1
Disclosed are a high-frequency vibration longitudinal milling head and milling machine and a boring machine having the milling head. A milling head base (12) of the high-frequency vibration longitudinal milling head employed by the milli...  
WO/2016/202309A3
A method for a reciprocating impact mining machine to increase multi-stage guiding system lubrication without a pump, and a reciprocating impact mining machine which increases multi-stage guiding system lubrication applying the method. T...  
WO/2016/201591A1
Disclosed is a high-frequency vibration transverse milling head and a milling machine and a boring machine having the milling head. A transverse milling wheel (16) of the high-frequency vibration transverse milling head employed by the m...  
WO/2016/202456A1
The present disclosure relates to a clearing plow (8) for loosening material of a material cluster, which blocks travel of a material winning plow (100) in a longwall mining installation (2). The clearing plow (8) may comprise a first bo...  
WO/2016/201117A3
An improved drive pin retention system for mining chains is disclosed, including several embodiments. The drive pin retention system further decreases the chance that the chain can break due to sheared dowel pins.  
WO/2016/201117A2
An improved drive pin retention system for mining chains is disclosed, including several embodiments. The drive pin retention system further decreases the chance that the chain can break due to sheared dowel pins.  
WO/2016/191800A1
A mining system that includes at least one remote mining head assembly that is capable of mining a seam of ore and tracking the direction of the seam of ore. The assembly uses high intensity electrical pulse electrodes to dislodge and br...  
WO/2016/191900A1
A vibrating surface mining machine comprises a travelling mechanism (1), a main apparatus chassis (2), a cab (3), and a cutting engine body (8) configured to connect to a cutting roller. The cutting engine body (8) and the main apparatus...  
WO/2016/192776A1
The invention relates to an apparatus, method and computer program product for determining positional condition of a satellite positioned mobile mine work machine a work site. The apparatus determines satellite coverage condition data on...  
WO/2016/183661A1
A method and apparatus for locating and/or determining the condition of a wear part in an image of an operating implement associated with heavy equipment is disclosed. The method involves capturing at least one image of the operating imp...  
WO/2016/177387A1
The invention relates to a method for extracting rock material underground by forming a drift, and a full face boring machine provided for this purpose, comprising a rotatably driven cutting head which has a drill diameter that predefine...  
WO/2016/178626A1
A cutting tool (10) is provided. The cutting tool (10) comprises a tip (20), a body (30) and a shank (50). The tip (20) has a tip radius (23) and a tip length (24). The body (30) has a body radius (41, 42, 43) and a body length (34) betw...  
WO/2016/178562A1
The invention relates to a cutter head (1) for an excavating device. The cutter head has at least one blade (10-10") with a recess (12-12") and an angled abutment surface (22). A tool has a holder shaft (15) fitting in the recess and a t...  
WO/2016/177460A1
A material handling system (100) for use in an underground mining comprises a conveyor (10). The conveyor (10) transports material from a plurality of draw points along a first direction (x). At each draw point, a feeder (12-26) is arran...  
WO/2016/170866A1
The present invention provides a steel for chisels and a chisel, which have improved durability. The steel that constitutes the chisel (10) according to the present invention is characterized by comprising 0.40-0.45 mass% carbon, 0.50-0....  
WO/2016/164905A1
A bit assembly for a cutting drum includes a sleeve and a bit. The sleeve includes shank portion, a flange positioned, and a bore extending through the flange and the shank portion. The flange includes a first end surface, a second end s...  
WO/2016/164919A1
A cutting bit for a bit assembly secured to a cutter head includes a cutting end, a shank extending along a bit axis, and a shoulder positioned between the cutting end and the shank. The shoulder includes an outer edge defining a perimet...  
WO/2016/156846A1
A tapered ground auger (10) comprising an auger shaft (12) having an auger screw (18) with an at least in part spiral flight and a plurality of auger teeth (34), each auger tooth (34) including a tooth body (36) and a cutter (38) definin...  
WO/2016/155821A1
The invention relates to a control unit (1) for controlling machine functions of a mining machine (100), in particular of an underground mining machine, tunneling machine or bolting rig, having a flameproof housing (9) having at least on...  

Matches 151 - 200 out of 5,995