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Patent Searching and Data


Matches 651 - 700 out of 5,898

Document Document Title
WO/2011/144193A3
A sprinkling device (1) serves to load cutting heads (2) which are equipped with drilling bits 31-35 for use in mining, tunnelling and civil engineering. The sprinkling device (1) has a plurality of nozzles 21-25 which are arranged next ...  
WO/2011/140603A1
An underground mining arrangement including, a mining head for moving through underground material to excavate material in its path and form a passageway behind the mining head as it moves. The central support includes at least two separ...  
WO/2011/142319A1
Disclosed is a cutter head (20) for underwater mining machines which is incorporated into an underwater mining machine located on an underwater bottom to excavate the underwater bottom. The cutter head (20) includes a cylindrical cutter ...  
WO/2011/134733A1
The invention relates to a cutter suction dredger comprising a suction tube (7) with a cutter head (10), wherein the cutter head comprises: - a continuous track (11, 12) for running the cutter head over a bottom surface (21); - at least ...  
WO/2011/130687A3
A side shifting conveyor is provided for a surface mining operation. The conveyor generally includes conveyor sections and conveyor translation devices. Each conveyor translation device includes a drive operable to move the associated at...  
WO/2011/130690A1
A surface miner operates in a first direction to remove material from a mining face with its rotational axis of the cutting drums oriented substantially perpendicular to the mining face. Upon reaching an end of the mining face, the surfa...  
WO/2011/127540A1
A method of blasting rock, in mining for recoverable material, comprising drilling blastholes in a blast zone (1), loading the blastholes with explosives and then firing the explosives in the blastholes in a single cycle of drilling, loa...  
WO/2011/130683A3
A surface mining system removes material from a surface mining block that has a substantially vertical and laterally extending mining face. The surface mining system generally includes a miner moveable in a lateral direction along the mi...  
WO/2011/130688A2
A surface mining system for removing material from a mining face generally includes a conveyor extending substantially parallel to the mining face, a miner supported by and moveable along the conveyor, and a conveyor translation device a...  
WO/2011/128250A1
A body comprising a steel substrate and a hard face structure fused to the steel substrate, the hard face structure comprising a core region and an intermediate region, the intermediate region at least partially enclosing the core region...  
WO/2011/130463A1
A device used to break rock from within a predrilled borehole through the use of impact pins which strike against the interior sides of a drilled hole. The device is loaded into a drilled hole and then activated by a percussive hammer lo...  
WO/2011/130688A3
A surface mining system for removing material from a mining face generally includes a conveyor extending substantially parallel to the mining face, a miner supported by and moveable along the conveyor, and a conveyor translation device a...  
WO/2011/130687A2
A side shifting conveyor is provided for a surface mining operation. The conveyor generally includes conveyor sections and conveyor translation devices. Each conveyor translation device includes a drive operable to move the associated at...  
WO/2011/130683A2
A surface mining system removes material from a surface mining block that has a substantially vertical and laterally extending mining face. The surface mining system generally includes a miner moveable in a lateral direction along the mi...  
WO/2011/127492A1
A surface blasting product (10) which includes a container (60), a receptacle which contains adhesive which is displaceable to adhere the container to a rock, and an explosive charge, inside the container, which can be ignited to fragmen...  
WO/2011/124008A1
A hydraulic vibration rock splitter is disclosed. The splitter comprises an excavator body (17), an excavator small arm (18), a hydraulic drive system, a vibration exciter (2), a coupling mechanism and a control system, wherein the hydra...  
WO/2011/122942A1
The present invention relates to a submersible dredging device (12) for dredging slurry from a waterbed of a water volume to a water surface, comprising: - a slurry pump inlet (15) and a slurry pump outlet (16); - a slurry pump impeller ...  
WO/2011/116424A1
A method and an apparatus for pumping a mined material in the form of a coarse ore is disclosed. The method comprises suspending particles of the coarse ore in a non-Newtonian fluid and thereby forming a slurry of the coarse ore particle...  
WO/2011/119756A3
A system, apparatus and method for hydrocarbon extraction from feedstock material that is or includes organic material, such as oil shale, coal, lignite, tar sands, animal waste and biomass. A retort system including at least one retort ...  
WO/2011/116405A2
The invention relates to a device for detecting the load of a chisel of cutting machines, wherein the chisel is accommodated in a chisel retainer fixed on a rotatably supported tool carrier, a chisel bushing being received between the ch...  
WO/2011/116420A1
A pulsed water-jet apparatus comprising a high pressure water pump delivering water to a nozzle and a means of interruption disposed at or near the nozzle periodically interrupting the flow of water passing through the nozzle thereby gen...  
WO/2011/119756A2
A system, apparatus and method for hydrocarbon extraction from feedstock material that is or includes organic material, such as oil shale, coal, lignite, tar sands, animal waste and biomass. A retort system including at least one retort ...  
WO/2011/116405A3
The invention relates to a device for detecting the load of a chisel of cutting machines, wherein the chisel is accommodated in a chisel retainer fixed on a rotatably supported tool carrier, a chisel bushing being received between the ch...  
WO/2011/113113A1
A tool system for a mining machine. The tool comprises a tool holder (12) and a cutting tool pick (14) with a cutting tip (16). The mounting end of the tool comprises a tapered shank (18) in a corresponding tapered socket (20) of the too...  
WO/2011/115886A1
The disclosure provides an installation method to safely and routinely deploy the flexible pipe (3) below the water, utilizing supporting equipment without damage between a flexible pipe and intended connections. In addition, the method ...  
WO/2011/109050A2
An electric drive system (100) is provided for use in a vehicle that is operated in environments with stringent emissions and ventilation regulations. In one embodiment, the electric drive system (100) comprises a motor (104) capable of ...  
WO/2011/103620A1
A method of reducing subsidence or windblast impacts from longwall mining (20). The method comprising the steps of: drilling at least one hole (36) across all or part of a footwall region (24) beneath a goaf (28); loading the hole or hol...  
WO/2011/105906A3
The invention provides for a launch vehicle (1) for a mining system comprising a base frame (2) provided with tracks, an upper frame (3) rotatably connected to the base frame (2) around a substantially vertical axis of rotation, a launch...  
WO/2011/100808A1
A method of block cave mining comprising excavating undercut tunnels (21) at an undercut level; drilling undercut blast holes (25) through the undercut tunnel roofs and setting and detonating explosive charges in those holes to blast roc...  
WO/2011/103051A1
An articulated pre-skimmer mount for a pre-skimmer associated with a drill bit feed unit comprises a feed mounting arm mounted to the drill bit feed unit. A first end is configured for attachment to the drill feed unit and a second end i...  
WO/2011/101612A3
A system for extraction of a mineral cutter pick (1), and optionally any interposed sleeve (19), the pick (1 ) comprises an elongate shank (4) extending from an enlarged head (2), has a piston (12) coaxial with the shank (4), with one en...  
WO/2011/101612A2
A system for extraction of a mineral cutter pick (1), and optionally any interposed sleeve (19), the pick (1 ) comprises an elongate shank (4) extending from an enlarged head (2), has a piston (12) coaxial with the shank (4), with one en...  
WO/2011/101812A3
The invention relates to a method for determining the position and/or location of plant components of a mining extracting plant, which includes at least one face conveyor (8), a shield- type support system (1) having a plurality of shiel...  
WO/2011/101612A4
A system for extraction of a mineral cutter pick (1), and optionally any interposed sleeve (19), the pick (1 ) comprises an elongate shank (4) extending from an enlarged head (2), has a piston (12) coaxial with the shank (4), with one en...  
WO/2011/095463A3
The invention relates to a spray nozzle unit (100), in particular for spraying explosion risk areas in subsurface mining, and for use in ultra high speed fire suppression system at response times below 50 milliseconds, having a nozzle bo...  
WO/2011/095463A2
The invention relates to a spray nozzle unit (100), in particular for spraying explosion risk areas in subsurface mining, and for use in ultra high speed fire suppression system at response times below 50 milliseconds, having a nozzle bo...  
WO/2011/093777A1
Method and rig for driving tunnels, galleries, shafts or the like said rig having a movable base unit (2) which over a support unit supports a carrying unit which in turn carries a cutting head having outwardly directed cutting elements,...  
WO/2011/089117A3
A pick tool (100) comprising an insert (110) and a steel holder (120) for the insert (110), the insert (110) comprising a superhard tip (112) joined to a cemented carbide support body (114) having an insertion shank (118); the steel hold...  
WO/2011/082870A1
A methane content of a bottom sample comprising methane hydrate crystals is determined by: - taking a core sample (5) from a bottom sediment (3) in a deepwater area; - storing the core sample (5) in a storage chamber (4); - lifting the s...  
WO/2011/079538A1
A method for stope-and-fill mining in sections involves the processes of stoping and filling in layers and in sections, mining and filling the whole mining area from bottom to top. Each batch of ore body being mined is in the shape of pr...  
WO/2011/072963A1
An underwater methane hydrate containing deposit (2) is converted into a marketable product by: - excavating a slurry (3) of methane hydrate containing sediment and water from the waterbottom; - pumping the slurry to an underwater proces...  
WO/2011/057603A2
The invention relates to a roadheader (1) used in mining. The roadheader comprises a machine frame (3), which on the end thereof that faces the working face has a cutting device (5) arranged on a swivel arm (4). Viewed in the longitudina...  
WO/2011/059348A2
The drive transmission method used in the case of a longwall shearer loader is characterised by the fact that in the shearer body (1), from the side wall side, in the part located outside of the chain conveyor (2), there is an motor (3) ...  
WO/2011/059349A2
The method for mounting a ranging arm on a body of a longwall shearer loader characterised by the fact that the shearer's ranging arm (7) is pivotally connected through the eyes (9) and at least one pin (3) with the eyes of the articulat...  
WO/2011/057603A3
The invention relates to a roadheader (1) used in mining. The roadheader comprises a machine frame (3), which on the end thereof that faces the working face has a cutting device (5) arranged on a swivel arm (4). Viewed in the longitudina...  
WO/2011/059348A3
The drive transmission method used in the case of a longwall shearer loader is characterised by the fact that in the shearer body (1), from the side wall side, in the part located outside of the chain conveyor (2), there is an motor (3) ...  
WO/2011/059349A3
The method for mounting a ranging arm on a body of a longwall shearer loader characterised by the fact that the shearer's ranging arm (7) is pivotally connected through the eyes (9) and at least one pin (3) with the eyes of the articulat...  
WO/2011/054035A1
This invention relates to open cut mines and in particular an improved slope to of an open cut mine. The slope includes a substantially vertical batter face (5) with a plurality of reinforcing members (10) spaced from a crest (7) of the ...  
WO/2011/054334A1
The invention relates to a milling drum for mobile work machines, in particular for road and path construction, comprising a plurality of tool retainers comprising boxes attached to the round roller surface, in each of which boxes one ex...  
WO/2011/054334A4
The invention relates to a milling drum for mobile work machines, in particular for road and path construction, comprising a plurality of tool retainers comprising boxes attached to the round roller surface, in each of which boxes one ex...  

Matches 651 - 700 out of 5,898