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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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WO/2016/061105A9 |
A protective wear sleeve for a cutting tool assembly that includes a solid body that has a shaft portion, a radial collar portion, and a central bore that defines a central axis. The shaft has a forward end and a rearward end, wherein th...
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WO/2016/077363A1 |
A cutting element including an arcuate base having a first side, a second side, an outer radial surface, and an inner radial surface, the inner radial surface being configured to be mounted to a cutting drum. The cutting element also inc...
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WO/2016/071001A1 |
The invention relates to a tool system (11) for a ground milling machine (1), in particular a road miller, a road recycler, a road stabilizer or a surface miner. The tool system (11) comprises: a milling bit (14) with a highly wear-resis...
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WO/2016/073436A1 |
An in situ method of mining is disclosed. In one non-limiting embodiment, the method includes: defining an ore volume; drilling a large number of vertical boreholes; forming lateral boreholes from at least some of the vertical boreholes;...
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WO/2016/059083A1 |
The invention relates to compositions comprising at least one first and one second component; - the first component K1 comprising at least one di(aminobenzoate) ester A1 of formula (I) with an average molecular weight of 500 g/mol to 200...
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WO/2016/055382A1 |
A cutting apparatus (100) suitable for creating tunnels or subterranean roadways and the like comprising:a main frame (102) having regions (300, 301, 302) facing in a first direction, a second direction opposite to the first direction an...
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WO/2016/055383A1 |
The invention relates to a cutting unit (1) for use with a cutting apparatus (100) suitable for creating tunnels or subterranean roadways and the like, comprising a cutting arm (121) configured for pivotal movement around at least one pi...
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WO/2016/055087A1 |
A cutting apparatus (100) suitable for creating tunnels and subterranean roadways. The apparatus comprises independently pivoting supports (120) that each carry a respective independently pivoting arm (121) and a rotatable cutting head (...
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WO/2016/057964A1 |
A cutter head for a mining machine includes a first end and a second end with a drum axis extending between the first and the second ends. The cutter head also includes a web coupled to the second end of the drum. The web includes a plur...
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WO/2016/055378A2 |
A cutting apparatus suitable for creating tunnels and subterranean roadways. The apparatus comprises independently pivoting supports that each carry a respective independently pivoting arm and a rotatable cutting head. Each cutting head ...
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WO/2016/055384A1 |
Cutting apparatus (100) suitable for creating tunnels or subterranean roadways and the like comprising: at least one arm (121) pivotally mounted to the apparatus and adapted to pivot in an upward and downward direction; at least one arm ...
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WO/2016/055381A1 |
A cutting apparatus (100) suitable for creating tunnels or subterranean roadways and the like comprising: a main frame (102) having generally upward (300), downward (301) and side (302) facing regions; at least one arm (121) pivotally mo...
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WO/2016/055379A1 |
The invention relates to a device (1) for the installation of rock bolts (3a, 3b), comprising a supporting structure (7), and first and second bolting units (9a, 9b) mounted to the supporting structure (7), wherein each bolting unit (9a,...
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WO/2016/054313A1 |
Embodiments of this invention relate to highwall mining, and more particularly to a launch vehicle adapted for use in highwall mining of downward angled seams of mineable material, such as coal. More specifically, the provided launch veh...
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WO/2016/054134A1 |
Embodiments of this invention relate to highwall mining, and more particularly to a launch vehicle adapted for use in highwall mining of downward angled seams of mineable material, such as coal. More specifically, the provided launch veh...
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WO/2016/044886A1 |
18 ABSTRACT The present invention relates to a mining method including the step of forming one or more sets of gate roads. Each set of gate roads includes at least two headings typically for providing and retuning ventilation. Dead end p...
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WO/2016/045757A1 |
The present disclosure relates to a plow guide assembly (100) for guiding a mining plow. The plow guide assembly (100) may comprise a base member (110) including a first guide beam (122) for guideing the mining plow and extending along a...
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WO/2016/045440A1 |
A mining method comprises: dividing a mining area into multiple combined mining areas; carrying out open-pit mining in each combined mining area and forming a mining pit; carrying out underground mining on a side slope of the mining pit ...
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WO/2016/044333A1 |
A tool includes an actuator assembly, a rod, a first nut, and a second nut. The actuator assembly includes a cylinder, a ram, and a bore extending through the cylinder and the ram. The cylinder includes an internal chamber supporting the...
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WO/2016/040584A1 |
The invention relates to cementitious or grout compositions and drilling fluids including reinforcement fibers and methods relating thereto. The cementitious or grout compositions include dry blend material and reinforcement fibers. Each...
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WO/2016/038021A1 |
The invention relates to a pick (10, 11), in particular a round-shank pick, for use on a cutting roller, comprising a pick head (20) and a pick shank (40) for holding the pick in a pick holder (50), wherein the pick head of the pick has ...
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WO/2016/033634A1 |
The invention is directed to a method of strip mining that involves dividing the pit into blocks in a diamond shape arrangement with an angular advancing strike face and removing waste material from each diagonally adjacent block so as t...
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WO/2016/026725A1 |
A pick assembly comprising a holder body, a strike body, a base body attachable to a drive mechanism, and an interference assembly comprising at least one interference member. The holder body comprises a head portion and a shaft dependin...
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WO/2016/019427A1 |
A well system comprising at least one gas well extending from a ground surface into the ground, a water production well extending from a surface into the ground and a water drainage well fluidly connecting the at least one gas well to th...
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WO/2016/019826A1 |
A freezing cross-cut coal cutting method based on hydraulic seam-cutting, comprising: constructing a plurality of water injection holes (5) on a coal cutting working surface (2) at a position where the minimum normal distance between the...
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WO/2016/019193A2 |
An improved cutting link and drive pin retention system for mining chains is disclosed. The cutting link is cast as a single piece instead of multiple parts welded together. The drive pin retention system further decreases the chance tha...
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WO/2016/017014A1 |
This work vehicle is provided with: an engine; multiple drive wheels which are driven by the engine; and an operation control device which executes first drive power control for braking those of the drive wheels that are slipping and whi...
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WO/2016/015020A1 |
In such fields as road milling, mining and trenching it is often desirable to engage and degrade tough materials such as asphalt, concrete and rock. To do so, degradation picks comprising hardened distal tips may be secured to an exterio...
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WO/2016/011552A1 |
A mining shovel with compositional sensors comprises a bucket having various inward looking sensors positioned throughout the bucket. The bucket can also have disposed thereon a control enclosure that houses processing equipment that rec...
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WO/2016/014139A1 |
A degradation pick of the type used in such fields as road milling, mining, and trenching to engage and degrade tough materials such as asphalt, concrete, and rock may comprise a body attached at one end to a substantially cylindrical sh...
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WO/2016/009659A1 |
This compressor system is provided with a compressor (50) which compresses air, a compressed air circulation unit (52) which circulates air compressed by the compressor (50), a hydrate freezing prevention agent supply unit (53) which sup...
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WO/2016/007771A1 |
A system and method for securely joining a high melting temperature material and a backing substrate using a mechanical connection includes a backing substrate integrally formed with a material positioned inside a dovetail recess in the ...
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WO/2016/004480A1 |
The present invention relates to an open pit mining system. The system includes a material removing and transporting machine configured to remove overburden from an open pit of a mine, and remove valuable material from the open pit. The ...
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