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WO/2007/081216A1 |
The invention relates to a method and a system for supplying fresh air to a working face (17) in a tunnel (10) or in a mine gallery, where the fresh air in a controlled manner is supplied to a point (A, B) inside the tunnel (10) or the m...
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WO/2007/067056A1 |
Ventilation system (1) of a tunnel or covered road section (2), in which the tunnel (2) comprises at least a first tunnel tube or carriageway (11 ; 11 , 12) with a first entrance (3; 3, 5) and a first exit (4; 4, 6) for traffic (Tl; Tl, ...
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WO/2007/043008A2 |
The invention provides a conveyance device (10), suitable for traveling along a surface and conveying an explosive charge, the conveyance device including a propulsion member (20, 22) having two opposite ends (24), the propulsion member ...
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WO/2007/039669A1 |
The invention relates to a method of driving mine vehicles in a mine, and to a transport system. A plurality of mine vehicles (1a to 1d) is arranged in succession and driven in convoy (13) between working areas (18a, 18b). A master vehic...
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WO/2007/035973A1 |
The invention relates to a length-variable connection of an intake pipe (8) with a dust channel (9) of a ventilation system in an underground section to a transfer or bridge conveyor (7), which is placed between a stationary duct line (1...
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WO/2007/028361A2 |
The invention relates to a WLAN access device (1) for application in mines with hazardous gases, comprising a central unit (10) with at least one standard WLAN access point (3) with corresponding frequency range, each with a standard Eth...
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WO/2007/028427A1 |
The invention relates to a tunnel construction below a tunnel profile of a tunnel structure, e.g. a rock or concrete pillar structure, with a multi-shell structure which comprises a) a vaulted, shell-type fire protection system (9), on t...
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WO/2007/028503A1 |
In the case of the arrangement according to the invention for extracting extraction products in caving, the extraction product being removed downwards, by way of a removal hopper (10), into a removal section (11) and being transferred, f...
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WO/2007/018543A1 |
A resilient mount (22) useful in a muffler assembly (14) includes a support arm (26), a bracket arm (28) and at least one resilient portion (30). In one example, the resilient portion (30) comprises neoprene to provide a cushion between ...
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WO/2007/012198A1 |
The present invention provides a guidance, navigation, and control method and system for an underground mining vehicle that allow said vehicle to be taught a route by a human operator and then have it automatically drive the route with n...
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WO/2007/012199A2 |
The present invention provides a system for coordinating multiple vehicles in a passageway environment (e.g., in underground mines). The system includes methods and apparatus for determining the global position and orientation of a vehic...
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WO/2007/009149A1 |
A method and apparatus is provided for determining structural change in a mining operation. A first scan of gateroad surfaces is obtained and information of the scan profile is stored. At a later time a second scan of the gateroad surfac...
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WO/2007/006066A1 |
The invention relates to a transport device for continuously removing mined material. Said device can be continuously tracked between an extraction machine (8) and a continuous underground hauling means (2) over a defined path and narrow...
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WO2006053348B1 |
Mechanical equipment used in apparatus for fire and explosion protection, includes a buffer (1) for high speed piston (52) based release valves, water vortex cleaning means (15, 16, 17) and air vortex drying means (21-25) for detector gl...
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WO/2007/000009A1 |
A shaft plug (11) for a mine shaft (10), the shaft plug (11) comprising an inflatable bladder adapted to be inflated by pressurised gas, the bladder being adapted to be positioned within a shaft (10) prior to inflation and to be inflated...
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WO/2007/000686A2 |
An object detection system (10) for use by a miner comprises a wireless signal receiver (34) adapted to be carried on the body of the miner for receiving a wireless signal transmitted by a transmitter TX 1 on an object, such as a vehicle...
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WO/2006/135951A1 |
A tunnel barrier (11) adapted to seal a mine tunnel, the tunnel barrier (11) comprising an inflatable bladder having a front wall (14), a rear wall (15) and a side wall (16) and being adapted to be inflated by a suitable gas, wherein the...
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WO/2006/120299A1 |
The invention relates to a method of driving a feed conveyor, a feed conveyor and further a crusher. The thickness (P) of a material layer (28) conveyed with the feed conveyor (3) is affected by adjusting the inclination of ascent (C) of...
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WO/2006/115415A1 |
Construction element, especially for protection of tunnels against Fire, which element is made up of two layers (12, 13) with different materials and material qualities, in such way that the one and outwardly oriented carrier layer (13) ...
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WO/2006/108228A1 |
A louvre-type airflow regulator (10) for a mine passage comprises a plurality of louvre blades (12, 14, 16). Each blade is adapted for mounting in a frame (20). Each blade can pivot in the frame around a lengthwise axis between a predete...
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WO2005117539B1 |
A method and arrangement for remotely stopping powered equipment in emergency situations. Embodiments of the invention include wearable radio remote transmitters (400) for transmitting a signal (500, 505) to powered equipment (10-40, 50-...
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WO2006051168A9 |
The invention relates to a method for sucking dust in connection with a rock drilling rig, and to a rock drilling rig. The rock drilling rig (1 ) comprises a dust collection system provided with a suction device (11 ) to produce suction ...
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WO/2006/089349A1 |
An apparatus for driving a' shaft (12) in an excavating device comprising a plurality of linear actuating devices (19, 20, 21) driven by fluid, a wobble plate device (14, 15, 16) coupled to a shaft and a coupling means (17, 18) coupling ...
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WO/2006/088347A1 |
The invention relates to a guide frame for use in high wall mining to be located between a launching apparatus and the entrance of a shaft (3) in a high wall (22) and adapted to guide conveyor segments (4) between the launch unit and the...
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WO/2006/086994A1 |
The invention relates to a rescue system for the emergency evacuation of people from an underwater tunnel, comprising a rescue tower and characterized in that it also comprises rescue passages connecting the underwater tunnel to the resc...
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WO/2006/075910A1 |
The invention relates to an anchoring device (1) for fixation of a launching unit (50) for highwall mining. The invention also relates to a cylindrical body (2) for use in such an anchoring device. Moreover, the invention relates to a la...
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WO/2006/073309A1 |
The invention concerns a cable-protective pipe section of a pipe string for a well. The invention also concerns a method of protectively arranging at least one cable (24) on the outside of and along at least one pipe section (18, 18', 18...
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WO/2006/066333A1 |
An extraction fan housing (400) adapted to house an extraction fan (402), the housing including inlet ducting (406) adapted to provide directional air inflow into the housing through an air inlet for the air drawn into the inlet ducting ...
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WO/2006/058380A1 |
A ladderway system (10) for an underground raise comprises an elongate tube (12) adapted to generally conform to the shape of the raise. The tube (12) is of circular cross-section to generally conform to the shape of a round bored raise....
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WO/2006/059186A1 |
This invention relates to a mobile cooling unit (10) for cooling an underground space S. The mobile cooling unit (10) includes a wheeled undercarriage (12); a fluid circuit (14) containing a refrigerant fluid; and an evaporator grille (1...
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WO/2006/052124A1 |
The invention relates to an apparatus for at least partially retracting from a substantial horizontal shaft (4) a train of parts (5) of a high wall mining apparatus which are located within said shaft (4), the apparatus comprising: a con...
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WO/2006/052123A1 |
The invention relates to a conveyor segment for use in a train of conveyor segments for high wall mining, comprising: conveyor means for transporting mined material from and to opposite adjacent conveyor segments in a train of conveyor s...
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WO/2006/043889A1 |
A system, in accordance with the invention, relates to ventilating a tunnel 1 in the event of fire or emission of gases or aerosols. The system comprises a tunnel cover 20 and a mobile fan 21. The tunnel cover 20 has an opening 29 throug...
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WO/2006/041343A1 |
Rock drilling rig including a carrier (1), a beam (2) which is pivotally connected to the carrier (1), a service platform (3) which is pivotally connected to the beam (2) and a roof (4) which is connected to the service platform (3), whe...
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WO/2006/039750A1 |
A cable handler link (10) includes a body portion (12) having a first wall and two opposed side arms integral with and extending generally perpendicular to the first wall defining a first channel for receiving one or more service lines. ...
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WO/2006/041581A2 |
The present invention provides a process for suppressing dusting of dusting materials by spraying an aqueous dispersion of polytetrafluoroethylene (PTFE) or modified polytetrafluoroethylene onto the exposed exterior surfaces of the dusti...
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WO2006021668B1 |
The invention relates to a composition comprising a solvent selected from water, glycols or glycerols and at least one type of solute selected form vegetable, animal and/or microbial biopolymers pulverisable on powdery and/or granulated ...
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WO/2006/024097A1 |
A haulage system (11) for hauling vehicles between the bottom and top of a mining pit, the haulage system (11) comprises a loading platform (27) located at the pit floor (15), and a dispatch platform (25) located adjacent the rim (19) of...
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WO/2006/009187A1 |
An electrostatic precipitator in which generation of ozone is suppressed while exhibiting high precipitation capacity by employing a discharge electrode plate having no risk of disconnection, and the discharge electrode plate for electro...
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WO/2006/009423A1 |
The invention relates to a highwall mining system comprising: a cutterhead (2), a train of conveyor segments (6) connecting to the cutterhead (2), a base structure (5), and a gas guide (P1-P4) running from the base structure (5) to the c...
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WO/2005/116402A1 |
The invention provides an apparatus for moving a mine conveyor segment (2, 3) between a first position in line with a train of conveyor segments and a second storage position out of line with the train of conveyor segments, comprising : ...
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WO/2005/106200A1 |
A mining apparatus includes a miner (M), a launch vehicle (L) and a conveyor train (T) made up of a series of individual conveyor units (U. The first conveyor unit is connected to the miner while the last unit is carried on the launch ve...
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WO/2005/088076A1 |
The invention relates to a mobile air-conditioning unit (10) which includes airconditioning equipment (18) forming a refrigeration cycle for the circulation of a refrigerant fluid. The unit (10) also includes a heat exchanger for cooli...
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WO/2005/072393A2 |
A pipe and tube support apparatus is provided. The support includes a housing having upper and lower housing portions that are hingedly interconnected at one end to provide a clam-shell like configuration. A fastener is provided opposite...
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WO/2005/072827A1 |
The invention concerns rescue equipment to be worn by a person in a potentially hazardous location, such as a miner. If visibility becomes impaired the equipment may be used to assist safe movement in a place of safety. In one aspect, th...
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WO/2005/071226A1 |
The invention relates to a method for extracting a mine gas even outside of an action or limiting angle (5) ensuring environmental protection. The inventive method consists in perpendicularly drilling three bore holes (9) in a rock (1) a...
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WO/2005/056981A1 |
The invention relates to a method for removal of material mined underground with at least one vehicle (1,2), comprising a drive system, whereby at least two vehicles (1,2) are applied in the stretch between working face (11) and a contin...
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WO/2005/052515A1 |
The present invention relates to a system for determining the position of at least one underground mining and/or construction vehicle, the system including at least one antenna on the mining or construction vehicle and at least one other...
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WO/2005/052319A1 |
A refuge chamber is provided which includes an enclosed structure made from a flexible sheet material. The structure is either inflated with compressed air or has a self erecting frame and can be collapsed to be easily portable.
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WO/2005/040555A1 |
The invention relates to a dimple sheet drainage membrane construction and method for its installation, for example in a tunnel bore (10) or other excavated substrate surface. The membrane sheet (20) has dimpled portions creating a drain...
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