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Matches 351 - 400 out of 5,898

Document Document Title
WO/2014/165887A3
The invention relates to an annular tool (1) having at least one working region (4) oriented radially outward and having high wear resistance, and a clamping part (5) closer to the axis, in particular a roller bit or cutting ring for roc...  
WO/2014/166782A1
A dust filtering unit mountable at a mining machine (100). The filtering unit comprises a filtration duct (113) having a scrubber unit and demister where airflow through the filter unit is driven by an exhaust fan (114). Noise emission f...  
WO/2014/159910A1
A method (100) for accessing a hydrocarbon reservoir in a subterranean formation from a subterranean tunnel system (10) includes drilling a first bore (13a) between an upper tunnel (60) and a lower tunnel (70). In addition, the method in...  
WO/2014/159925A1
A rig (100) for drilling a borehole (30) from an underground tunnel (12) includes a base assembly (120), a drilling assembly (140) mounted to the base assembly, an upper frame assembly (160) mounted to the drilling assembly above the bas...  
WO/2014/155160A1
The present invention relates to a feeder cable laying mechanism and a face conveyor gate of a mining machine for thin seams used especially for cutting thin coal seams. The cable laying mechanism /6/ of the mining machine /1/ for low fa...  
WO/2014/159902A3
A closed loop drilling fluids circulation system (10) includes a first drilling fluid circulation system (130) disposed at a first subterranean drill site (100). The first drilling fluid circulation system includes a supply tank (131) fo...  
WO/2014/159890A1
A system (10) for recovering hydrocarbons from a subterranean formation (5) includes an upper tunnel (30) extending through the formation. In addition, the system includes a lower tunnel (40) extending through the formation below a porti...  
WO/2014/160694A3
A material extraction system for an underground mine includes a mobile sizer for sizing removed material, an elevated bunker operable to collect the sized material, and a shuttle car operable to receive the collected material from the el...  
WO/2014/157118A1
Provided is a seabed resource lifting device capable of causing deep sea mud containing rare earth elements to rise up from depths of over 5000 m. This seabed resource lifting device comprises: a transport hose comprising a first hose an...  
WO/2014/159902A2
A closed loop drilling fluids circulation system includes a first drilling fluid circulation system disposed at a first subterranean drill site. The first drilling fluid circulation system includes a supply tank for holding clean drillin...  
WO/2014/153361A9
A wear cap for use on an earth working roil for mining, construction and public works machines such as crushers, surface miners, milling machines and the like includes a working end and a rear mounting end. The rear mounting end includin...  
WO/2014/149114A2
There are provided high power laser and laser mechanical earth removing equipment, and operations using laser cutting tools having stand off distances. These equipment provide high power laser beams, greater than 1 kW to cut and volumetr...  
WO/2014/146495A1
A reciprocating impact mining machine lubricating method and a reciprocating impact mining machine lubricating system implementing the method. The system comprises a pipeline and a liquid suction pump lubricating device, and further comp...  
WO/2014/149114A3
There are provided high power laser and laser mechanical earth removing equipment, and operations using laser cutting tools having stand off distances. These equipment provide high power laser beams, greater than 1 kW to cut and volumetr...  
WO/2014/146496A1
Equipment for excavation, especially an impact mining machine reciprocating telescopic water supply apparatus suitable for a reciprocating impact mining machine; the apparatus comprises a power box (6) and a reciprocating component, and ...  
WO/2014/153494A2
A system and method is provided for subsea mining from a vessel having a miner configured to be suspended from the vessel, with the miner having a plurality of mining drums each rotatable about a drum axis oriented at a non-zero angle to...  
WO/2014/139889A3
A strike tip for a pick tool, comprising a strike structure joined to a substrate at an interface boundary, the strike structure comprising super-hard material and the substrate comprising carbide material; the strike structure having a ...  
WO/2014/140732A1
A system for determining a position of a mining machine in an underground mine, the system including an emitter unit and a receiver unit, one of the units being positioned in fixed relation to a mine wall and the other unit being mounted...  
WO/2014/139671A1
The present disclosure relates to a method and device for ensuring working conditions along a longwall face of a longwall mine. A longwall installation unit (5; 16) configured to form a longwall installation assembly (4; 17) together wit...  
WO/2014/139339A1
A high-pressure water jet assisted cutting mechanism for a heading machine comprises a drive apparatus (1), a reducer (2), a cutting arm (3), a cutting head (4), a built-in inner spray and high-pressure water delivery system (5) all sequ...  
WO/2014/134981A1
A multipoint sealing device for the auxiliary high-pressure water-jet of a mining equipment cutting mechanism, comprising a water-conducting casing (7-1) and a water-conducting sleeve (7-4); the water-conducting sleeve (7-4) and the wate...  
WO/2014/126535A1
A seafloor nodule concentrating system is disclosed. The seafloor nodule concentrating system has a surface vessel and an undersea steering vehicle secured to the surface vessel. The undersea steering vehicle is adapted to be towed by th...  
WO/2014/127203A1
A mining machine includes a boom, a cutter head, a valve, and an actuator. The boom defines an internal chamber and includes a first end coupled to a frame, a second end, and an opening in fluid communication with the internal chamber. T...  
WO/2014/121646A1
Disclosed are a method and an apparatus for controlling the rotational speed of a shearer drum, comprising a camera (1), an image processor (2), a drum rotational speed controller (3) and a camera dust prevention apparatus (4). In the pr...  
WO/2014/121643A1
Provided is an advanced detection system for tunnelling disasters. The system comprises: an electromagnetic wave detector (1), a signal collection amplifier (2), a controller (3), an inclination sensor (4), a vibration sensor (5), a wire...  
WO/2014/121645A1
Disclosed are an apparatus and a method for real-time coal surveying and identification for a shearer, suitable for use in the coal cutting process of a coal drill-type shearer. The apparatus is composed of vibration sensors (1), an elec...  
WO/2014/109626A1
The present invention relates to a method for determining the direction of drilling of a horizontal oil well in a naturally fractured deposit, defining the optimum direction of horizontal navigation over the fracture in low-permeability ...  
WO/2014/109755A1
A material extraction system is provided for an underground mine. The mine includes a roadway entry and a draw-bell entry intersecting the roadway entry and affording access to a draw-bell. The system generally includes a loader movable ...  
WO/2014/109173A1
[Problem] To provide a device for producing methane gas from methane hydrate that reduces energy for methane gas production, can produce, with good energy efficiency, a large amount of methane gas from ground in which methane hydrate is ...  
WO/2014/106458A1
An easily removable reciprocating impact head with an anti-rotation slot for a mining machine comprises a reciprocating impact head device (2), wherein the reciprocating impact head device (2) comprises a reciprocating impact head (4), t...  
WO/2014/106455A1
Disclosed are a method for dual-seal leakage prevention of a reciprocating impact portion and a mining machine for implementing the method. The mining machine comprises a rocker arm (18), a machine body (19), a travel portion (20), a rec...  
WO/2014/106456A1
An easily removable slide fastening type sealing device for a mining machine comprises: a fixed seat (6), a sealing sleeve (8), a sealing component (9), and a locking component (7), etc. The fixed seat is arranged on a reciprocating impa...  
WO/2014/098913A1
A method of subsea mining includes excavating a volume of material from the sea floor using a mining grab; transferring the excavated material from the mining grab to a transport receptacle; moving the transport receptacle to adjacent a ...  
WO/2014/094788A3
Described is an intake funnel (3) for a wet salt harvester (1). The intake funnel has an inlet end (4) connectable to a cutter head (5) and an outlet end (6) connectable to a pump installation (7). The intake funnel (3) comprises a middl...  
WO/2014/094045A1
A mobile ore slurrying apparatus (10) comprising: A feeding unit (12); a processing unit (14); and a pumping apparatus (16), wherein the processing unit (14) is separated into a slurry tank section (30) and a water tank section (32), suc...  
WO/2014/089599A1
A production support and storage vessel is provided, as well as a method of processing material, such as ore, gathered from the seafloor using such a vessel. The production support and storage vessel has facilities to receive ore from th...  
WO/2014/090108A1
A solid-filling coal mining method with two pre-excavated tunnels for advancing. A mining roadway adopts an arrangement mode that the pre-excavated tunnels are taken as air return and inlet roadways and a gob-side entry retaining roadway...  
WO/2014/086594A1
The invention relates to an arrangement and a method for introducing heat into a geological formation, in particular into a deposit (12) present in a geological formation, in particular in order to recover a hydrocarbon-containing substa...  
WO/2014/082376A1
A rocker arm rolling friction-based extendable and retractable extractor and loader, comprising a rocker arm (3), a machine body (7), a roller (4), an extension and retraction controller (5), a work head (2), and a work head drive mechan...  
WO/2014/082375A1
An excavator or loader having rocker arm rolling friction-based extendable and retractable rolling stroke sections disposed in parallel, comprising a rocker arm (1), a machine body (2), and a work head (9); the rocker arm (1) comprises a...  
WO/2014/083239A1
The invention relates to a method for controlling the supply of electric power to an electric mining unit intended for the processing of rock material, in which method, by means of a three-phase electric power network (2) provided in the...  
WO/2014/081761A1
Various aspects of the present invention generally relate to particles for use in uptake or sensing of oil and other applications, and related methods. In some cases, such particles may be used to sense oil, e.g., in a subterranean oil r...  
WO/2014/075806A2
The present disclosure relates to an extraction machine (50) of an extraction installation (10) for mineral mining. The extraction machine (50) may comprise a first chain mount (8) configured to be connected to a first chain strand secti...  
WO/2014/075806A3
The present disclosure relates to an extraction machine (50) of an extraction installation (10) for mineral mining. The extraction machine (50) may comprise a first chain mount (8) configured to be connected to a first chain strand secti...  
WO/2014/072146A2
The invention relates to a cutting ring (21) for quarrying, comprising a number of cutting inserts (26) which are arranged in the cutting insert grooves (28) which extend continuously in the axial direction. As a result, said cutting rin...  
WO/2014/072146A3
The invention relates to a cutting ring (21) for quarrying, comprising a number of cutting inserts (26) which are arranged in the cutting insert grooves (28) which extend continuously in the axial direction. As a result, said cutting rin...  
WO/2014/072345A1
A pick tool assembly (100) comprises a strike tip (210), a holder (230) and a reversible attachment mechanism 245, 350) for coupling the strike tip (210) to the holder (230), in which the strike tip (210) comprises a strike surface inclu...  
WO/2014/070519A1
A method of transporting solid particulates in an aqueous suspension of the solid particulates, comprising dispersing solid particulates in an aqueous liquid in the presence of at least one mineral suspending agent, wherein solid particu...  
WO/2014/069803A1
The present invention relates to a bi-directional manganese nodule light gathering equipment which includes: a traveling device unit that travels along a constant traveling direction; collecting device units disposed in both end portions...  
WO/2014/070073A1
Boring rig for extraction boring below ground, wherein the boring rig includes: a boring unit (1) having a length direction (L) and two lateral directions (S1,S2), and a boring aggregate (5) being supported by the boring unit (1) said bo...  

Matches 351 - 400 out of 5,898