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Patent Searching and Data


Matches 151 - 200 out of 5,934

Document Document Title
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...  
WO/2016/112772A1
A thick coal seam large seam height gob-side retained passageway method, suitable for mine passageway support engineering. The method comprises the following steps: upon mining an upper section coal mining workface (1), constructing, alo...  
WO/2016/113236A1
A hydraulic apparatus for a construction equipment, such as an excavator, comprising a support structure connected or connectable to a movable arm of the construction equipment and a pair or rotating drums comprising a plurality of teeth...  
WO/2016/112749A1
A non-coal-pillar gob-side entry retaining method having filling-wall self-elimination comprises the following steps: during the exploitation of an upper-section coalface (1), pumping a high-water material into a flexible mold bag (3) al...  
WO/2016/112771A1
A complete non-coal-pillar continuous depressurized mining method for a short-distance coal seam group, which is applicable to a coal mining project. The method comprises: determining the mining sequence of coal seams in a coal seam grou...  
WO/2016/110033A1
Disclosed is a deep-well high-stress coal rock stepped drum, comprising a rear cylinder hub (1), a front cylinder hub (2), a spiral blade (3), an end plate (4), nozzles (5) and pick-shaped cutters (6). The end plate (4) is arranged at th...  
WO/2016/099271A1
The invention relates to a method for processing submerged material at the bottom of a body of water, like the bottom of the sea, by application of electric energy, comprising providing electrodes in a process zone proximate the material...  
WO/2016/095962A1
A method for providing a mining work machine at a work site with production control information, the method comprising: assigning, on the basis of overall production management information of the work site, the mining work machine with a...  
WO/2016/094267A1
This method includes a solution mined underground salt cavern, wherein the salt cavern has a main body with a mean diameter of DN and an upper portion comprising an inert gas pad, a stream of leaching water which is injected below the in...  
WO/2016/091020A1
A UWB-based precise calibration apparatus for the absolute position of a coal cutter comprises a coal cutter body (1), a coal cutter locating device (2), an explosion-proof enclosure (3) of the locating device, an upper computer (5), fou...  
WO/2016/090433A1
A tool holder assembly (60) is provided for mounting a cutting tool (14) to a cutter drum (10). The tool holder assembly (60) includes a base block (62) adapted to be secured to the cutter drum (10) and a mounting block (64) releasably e...  
WO/2016/086602A1
A water-preserving mining method for a close-distance coal seam group. A defining range for all the parameters capable of realizing water-preserving mining is obtained according to fixed parameters, including coal seam burying depth and ...  
WO/2016/089338A1
The invention relates to mining, and more particularly to drives for the working members of cutter-loaders for mining minerals. The invention concerns means for protecting elements of the transmission of the working member of a cutter-lo...  
WO/2016/089581A1
A shroud (28) is provided for use with a work implement (12). The shroud may have an elongated body (38) configured to straddle an edge (26) of the work implement (12), and a mounting portion (48) extending from a side of the elongated b...  
WO/2016/083871A1
In one preferred form of the present invention, there is provided materials processing tool holder 12. The material processing tool holder 12 includes a mount 18 for receiving a removable element 20. The removable element 20 is provided ...  
WO/2016/077889A1
The present invention provides a rock movement sensor including an inertial measurement assembly, a control assembly responsive to said inertial measurement assembly and a communication assembly coupled to the control assembly. The contr...  
WO/2016/081678A1
This method includes providing an cased borehole located within a salt bed, injecting an aqueous liquid into the cased borehole at a first pressure, in order to expose the salt bed to the aqueous liquid, thereby dissolving at least a por...  
WO/2016/074509A1
A hydraulic control system of a fully-hydraulic drill type coal mining machine comprises a drilling system, a walking system, a propulsion system and an auxiliary system. The drilling system is controlled in a closed-loop manner by a loa...  
WO/2016/074456A1
A coal mining method with digging, mining and filling parallel operations under the control of cover rock cracks and surface subsidence. Stope transportation roadways, stope branch roadways and double-wing mining chambers (3) are dispose...  

Matches 151 - 200 out of 5,934