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WO/2024/074928A1 |
A pressure exchange chamber comprises: a pressure exchange chamber pipe (12) extending around a perimeter; a driving fluid input valve (44) and a driving fluid output valve (46), both valves being enclosed by the pressure exchange chambe...
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WO/2024/066529A1 |
A mining method for an underground bauxite large-dip-angle medium-thick ore bed dual-mining machine. The method specifically comprises: when laying out a working face, leaving a high-grade mineral aggregate layer in the middle of the hei...
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WO/2024/062873A1 |
This worksite management system comprises: an input data acquisition unit that acquires condition input data from an input device; and a watering condition determination unit that determines watering conditions for an unmanned watering v...
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WO/2024/062908A1 |
The worksite management system is equipped with an expected time calculation unit that calculates the expected time when an unmanned transport vehicle will arrive at the work site and a watering conditions determination unit that determi...
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WO/2024/062040A1 |
Example embodiments provide an apparatus for selecting a position for a mining vehicle in a mine for drilling. The apparatus comprises at least one processor and at least memory, the at least one memory comprising instructions which, whe...
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WO/2024/055901A1 |
A clutch mechanism for a coal mining machine, a coal mining machine, and a method for using a clutch mechanism. The clutch mechanism comprises a cutting electric motor (1), a flexible shaft (2), a positioning assembly (3), a pull rod (4)...
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WO/2024/055850A1 |
A traveling wheel assembly for a coal mining machine, and a coal mining machine. The traveling wheel assembly for a coal mining machine comprises a shaft body (1), a sleeve body (2), a gear set (3), a first bearing (4) and a second beari...
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WO/2024/052639A1 |
A system for breaking rock comprising mapping a surface of the rock to determine structural weaknesses, and targeting and impacting the structural weakness with a breaking tool.
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WO/2024/050629A1 |
A mine digging system comprises an accelerometer installed at a shovel to measure vibration during a digging cycle of the shovel. A data server is configured to acquire the vibration data. The data server comprises a diggability model re...
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WO/2024/050637A1 |
A mining system comprises a blast fragmentation model produced using a machine learning algorithm. The blast fragmentation model relates a fragmentation distribution characteristic to blast features based on drilling and explosive data a...
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WO/2024/050630A1 |
A method for modelling a block cave mine comprising: at each of a plurality of spaced apart muon detection locations located in, or in a vicinity, of the block cave mine: detecting muons that interact with a muon detector over a time per...
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WO/2024/040282A1 |
A method of underground mining, such as block cave mining, a material that can selectively deliver material with the highest economic value to a minerals processing plant. The method comprises (a) predicting or measuring directly or indi...
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WO/2024/031200A1 |
Snatch roller fairlead assemblies for guiding cables and associated systems and methods are disclosed herein. In some embodiments, a snatch roller fairlead assembly includes a fairlead frame and a roller set including one or more rollers...
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WO/2024/031130A1 |
An underground mine includes a production level (9) that includes one or more extraction points (27) for rock extraction and a haul route from the extraction point(s) to a dump point (17). The underground mine also includes a dynamic ele...
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WO/2024/027030A1 |
Disclosed is a method for preventing and controlling a rock burst at source by means of coal mine roof area fracturing, comprising: determination of a roof fracturing target layer and a position, wherein the roof fracturing target layer ...
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WO/2024/030449A1 |
A deep-sea apparatus for retrieving deep-sea nodules is provided. The deep-sea apparatus includes an opposer configured to provide static buoyancy to the deep-sea apparatus. The deep-sea apparatus further includes a thruster coupled to t...
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WO/2024/026154A1 |
A tool retainer is provided. The tool has a retainer sleeve having a longitudinal external tab to engage with an internal recessed radial groove with a tool holder, and wherein the retainer sleeve has one or more internal radial tabs tha...
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WO/2024/018645A1 |
This flotation recovery rate prediction device, for predicting the recovery rate of a metal subject to sorting in flotation sorting in which the metal subject to sorting is separated from an ore in which a plurality of ores containing a ...
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WO/2024/020400A1 |
Various examples are provided related to dust particle removal in underground mining. In one example, a filter system for removing dust particles includes a mesh system comprising one or more meshes, a frame bed for holding the mesh syst...
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WO/2024/008211A1 |
An alternate stepping deep-sea mining system and method based on a clean energy platform. The system comprises a main hull, a mining system, an anchoring system and electric propulsion devices. A workshop (5) is arranged in the middle of...
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WO/2023/248068A1 |
A method of analysing ore, wherein the method includes, during excavation, scanning/sensing ore, by using a sensor. The sensor is located at a position which is (i) spaced from a bucket/shovel of an excavator and (ii) operatively higher ...
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WO/2023/242161A1 |
An apparatus, method and computer program product for: receiving information on a first position of an element positioned by a boom (450) based on a pre-programmed automation sequence, receiving image information comprising a representat...
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WO/2023/241973A1 |
According to various embodiments, a material removal system (200) can have: a material removal machine (202) which has a machine chisel (5) and is designed to remove material by means of the machine chisel (5); an infrared camera (6) for...
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WO/2023/236307A1 |
The present invention relates to the technical field of mine devices, and provides an anti-impact protection apparatus using anchor cables to form a mesh, and a use method. According to the present invention, in view of the problems that...
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WO/2023/239271A1 |
Method performed by a system (10) for determining one or more parameters to use for drilling a subsequent hole in a rock to approach a target, wherein the target is related to a subsequent blasting of the rock (30). The system (10) drill...
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WO/2023/236221A1 |
The present disclosure provides a coal rock interface recognition model training method, and a coal shearer cutting control method and apparatus. The coal rock interface recognition model training method comprises: receiving a sample coa...
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WO/2023/220785A1 |
A method and a mine for in situ recovery of a valuable metal from a hard rock ore body reserve is disclosed. Resource definition holes that were drilled as part of a resource definition program are used as production holes. The resource ...
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WO/2023/221327A1 |
The present application provides a method and system for determining a hydraulic fracturing roof-cutting pressure relief time of a dynamic pressure tunnel. The method comprises: acquiring original rock stresses of a plurality of fracturi...
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WO/2023/217657A1 |
There is provided a method of mining rock using a disc cutter comprising a cutter body with a diameter, d, and a thickness, t, a plurality of tool holders mounted about a peripheral surface of the cutter body and a plurality of cutting e...
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WO/2023/208548A1 |
An actuator mounting arrangement including: a mining machine (100) having a frame (104), at least one mounting unit (10). The mounting unit (10) comprising: a first mounting part (11) having a recess (13) for partially receiving a protub...
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WO/2023/206695A1 |
Disclosed is a distributed coal cutting apparatus for a coal mining working face of a coal mine,comprising a coal mining unit. The coal mining unit comprises a set of coal mining machines and two sets of hydraulic supports, the two sets ...
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WO/2023/211596A1 |
A tool bit (200) includes a working portion (208), and a shank (202) defining a shank free end (210). A slot (204, 204a) is spaced away from the shank free end (210), and a flat (206) extends perpendicularly to the slot (204, 204a).
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WO/2023/207041A1 |
An under-slope coal mining method for an open-pit coal mine, the method comprising: mining coal in a roadway (200); transporting coal sheets out of the roadway (200); and blowing air to a coal mining working face (201), and extracting ai...
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WO/2023/211683A1 |
A tapered bushing (300) includes a conical inner surface (304) defining a conical axis (310), and a radial direction (311). The tapered bushing (300) further includes an outer surface of revolution (302), and defines a minimum radial wal...
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WO/2023/201906A1 |
The present invention relates to the technical field of coal mine rock burst prevention and control, and provides a releasing-cracking-supporting cooperative burst prevention method based on coal body pressure relief and roof pre-crackin...
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WO/2023/197392A1 |
Disclosed in the present invention is a method for increasing a roof-contacted filling rate of an underground mine end sand discharging stope. The method comprises: arranging a stope (1) every 40-80 m in the direction of a mine body, and...
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WO/2023/201113A1 |
Methods and apparatuses for boring a tunnel using electrocrushing end effectors. The end effectors can be extended from the apparatus into rock to excavate the tunnel, either individually, sequentially, or simultaneously. The end effecto...
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WO/2023/197573A1 |
The present invention provides an impact-prevention pressure-relief tunneling method for a rock burst coal seam roadway, comprising: determining, in an area to be tunneled of a coal seam roadway, a fracturing target horizon satisfying a ...
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WO/2023/200380A1 |
Disclosed is a method and system for relative positioning of relatively movable machine units, such as e.g. a first machine unit and a first remote machine unit for loading, comprising at least a first positioning device, a second positi...
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WO/2023/197028A1 |
The invention provides a method for predicting post-blast ore-block locations within a blast including the steps of: acquiring post-blast ore-block location data; calibrating a simulation model for predicting post-blast ore-block locatio...
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WO/2023/196347A1 |
A buoyancy system for an underwater autonomous vehicle is provided. The buoyancy system includes one or more pressure vessels, a primary pump connected to each of the one or more pressure vessels with the primary pump configured to pump ...
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WO/2023/194857A1 |
A method of, and system for, predicting strata-related risk in an underground mining environment. The method includes obtaining geological data which relates to a particular unmined area in an underground mine. The method further include...
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WO/2023/187092A1 |
A mounting bar (1) for arranging a dust sealing sheet (20) in connection to a mining equipment (100), such as a vibrating screen device, the bar (1) comprising: an elongated extension and having a longitudinal axis (X); a generally tubul...
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WO/2023/184702A1 |
The present invention relates to an online identification method for a broken shaft fault of a rocker arm of a drum coal mining machine. The method comprises: acquiring a real-time three-phase current of a cutting motor of a coal mining ...
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WO/2023/188650A1 |
Upon receipt of a travel permission request in a standby segment of a first unmanned vehicle that is stopped in the standby segment, a departure time difference is calculated on the basis of a deceleration start position arrival time for...
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WO/2023/183651A1 |
A deep-sea mining apparatus for retrieving deep-sea nodules is provided. The deep-sea mining apparatus includes a buoyancy system, a payload hopper, an underwater autonomous vehicle (UAV), and a collector system. The collector system inc...
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WO/2023/178956A1 |
An anti-collision mechanism (100) of a roadheader (200), and the roadheader (200). The roadheader (200) comprises a conveyor (202). The anti-collision mechanism (100) comprises a connection frame (120), which comprises a supporting end (...
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WO/2023/164750A1 |
A block caving mine configuration including one or more drawbells that each funnel into a respective intersection of drives in an extraction level, such that there are at least four draw points at the base of each of the one or more draw...
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WO/2023/167990A1 |
A deep-ocean polymetallic nodule collector is an apparatus that is used to harvest polymetallic nodules and other natural resources from the ocean floor. To do so, the apparatus includes a support frame and a collection mechanism. The su...
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WO/2023/168109A1 |
An automated hardware and brattice installer system for mining units configured to enable autonomous installation of floor mounted belt hardware and brattice behind a continuous borer mining unit to allow for continuous, unmanned, and un...
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