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Patent Searching and Data


Matches 151 - 200 out of 5,959

Document Document Title
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...  
WO/2016/149850A1
The invention relates to a tailings disposal method that eliminates the building of waste dumps and tailings dams and the use of natural soil for stockpiling waste, optimises the use of fresh water, and eliminates the generation of dust ...  
WO/2016/150072A1
An undulant spiral blade roller is disclosed. The roller is suitable for a roller type mining machine and includes a cylinder hub (1), spiral blades (2), an end plate (3) and pick-shaped teeth (4). The cylinder hub (1) is cylindrical, th...  
WO/2016/146309A1
The invention relates to a conveyor unit (1) for underground operation, in particular underground belt conveyor unit for transporting material between a pick-up section (4a, 4b) and a drop-off section (5a, 5b). The invention is character...  
WO/2016/141898A1
Disclosed are a method for a through hole tooth base to rapidly assemble and disassemble a reciprocating impact tooth, and an impacting device wherein a through hole tooth base rapidly assembles and disassembles a reciprocating impact to...  
WO/2016/141897A1
Disclosed are a method for an insertion hole of a linking guiding and sealing tooth insertion base to be provided with main and side reciprocating teeth, and an impacting device wherein an insertion hole of a mining machine is provided w...  
WO/2016/143369A1
Provided are in-vehicle terminal device and a traffic control system such that even in the event of a problem in the communication environment, interference between vehicles can be minimized and work efficiency can be improved. The prese...  
WO/2016/141896A1
Disclosed are a method for arranging main and lateral reciprocating teeth on a jack section-increasing tooth body and a mining machine with main and lateral reciprocating teeth arranged on a section-increasing tooth body in a jack manner...  
WO/2016/141895A1
Disclosed are a method for mining machine beam impact tooth rack insertion holes to be provided with main and side reciprocating teeth, and a device wherein mining machine beam impact tooth rack insertion holes are provided with main and...  
WO/2016/144177A1
A subsea grab system (100) comprises a grab device (110); a first hoisting arrangement (120) for the grab device; a driver device (130) comprising a propeller system (132) for positioning the driver device in a first horizontal plane, th...  
WO/2016/141894A1
Disclosed is a reciprocating impact mining apparatus mounted with a rolling guide rotation-stopping assembly block for realizing a guide rotation-stopping method for mounting a rolling guide rotation-stopping assembly block. The mining a...  
WO/2016/138565A1
A method of advancing an underground mining operation to an advanced location is provided. The electric shuttle car (18) is located in the advanced location and the electrical cable (24) of the shuttle car (18) is disconnected from the p...  
WO/2016/132299A1
Described is a suction head of a dredging vessel configured for movement in a dragging direction P. The suction head comprises a connecting construction connectable to a suction conduit and a visor rotatable relative to the connecting co...  
WO/2016/127676A1
A combined method for excavating a quarry stone, comprising: using a large-diameter threaded-bead wire saw (11) for cutting to obtain half-separated quarry stone (3) having a suspended portion; and using a small-diameter threaded-bead wi...  
WO/2016/128143A1
The present disclosure generally relates to a milling device (10). The milling device (10) includes a first row of cutting discs (14) mounted on a first circumference, and a second row of cutting discs (18) mounted on a second circumfere...  
WO/2016/123367A1
A pick for mineral winning includes an elongate shank configured to be positioned into a cavity of a holder. A profile is defined on an outside surface of the shaft which includes a first surface formed into the profile and disposed to r...  
WO/2016/120168A1
The invention relates to a pick, in particular a round-shank pick, comprising a pick head and a pick shank, wherein the pick head consists of at least a base part and a cutting element, which is connected to the base part and is composed...  
WO/2016/122502A1
A cutting bit assembly includes a block, a bit sleeve, and a seal. The block includes a first bore and a fluid passage. The fluid passage includes a first portion and a second portion in fluid communication with the first portion. The fi...  
WO/2016/116390A1
A modular rotary claw drill bit having a head mountable at a body, the head mounting a plurality of front and gauge cutting picks. A cutting tip of each front pick is located at a different radial position at the head to optimise the flu...  

Matches 151 - 200 out of 5,959