Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21F - Safety devices, transport, filling-up, rescue, ventilation, or drainage in or of mines or tunnels › E21F 13 - Transport specially adapted to underground conditions
Patents for E21F 13 - Transport specially adapted to underground conditions (2,802)
12/2012
12/19/2012CN102086765B High-sublevel multi-layer mining method of ultrathin copper ore body
12/13/2012WO2012170510A2 Cleaning vehicle, vehicle system and method
12/12/2012CN202596785U Transporting winch moving device for coal mine underground tunneling roadway
12/12/2012CN202596784U Split sliding shoe for mine transport unit
12/12/2012CN202596783U Pneumatic interlocking anti-protrusion baffle
12/12/2012CN202596782U Coal mine underground crossheading bridge-type rock transfer machine
12/12/2012CN202596781U Automatic moving device for tail of scraper conveyer
12/12/2012CN202595586U Movable turnout platform used for shield tunnel
12/12/2012CN101792059B Chain stopper and coal conveying machinery comprising the same
12/06/2012WO2012162755A1 Outdoor lighting unit
12/06/2012WO2012162720A1 Coal saver
12/05/2012CN202580250U Dual-purpose coal discharging machine with pneumatic mode and manual mode
12/05/2012CN202579812U Steel wire rope connector for slusher of harrow scraper
12/05/2012CN202578851U Mine loader
12/05/2012CN202578777U Turning device for belt conveyor
12/05/2012CN202578776U Hole-drilling hole-sealing material-conveying device
12/05/2012CN202578775U Movable carbon dioxide storage tank for coal mine
12/05/2012CN202578774U High power thin coal seam scraper conveyor with functions of automatic monitoring and automatic tightening chain
11/2012
11/28/2012CN202560312U Connecting pin component for scraper conveyer
11/28/2012CN202560311U Movable groove broaching device
11/28/2012CN202560310U Self-absorption door type coal-placing barrel
11/28/2012CN202560309U Quantifying belt conveyor
11/28/2012CN202560229U Transshipment machine
11/28/2012CN202559401U Rolling-rake material loader
11/28/2012CN102803618A Definition of control data for automatic control of mobile mining machine
11/28/2012CN102797497A Method for lifting gangue in coal mine main shaft
11/28/2012CN102797496A Integrative machine for transshipping and supporting gangues in tunnel of coal mine
11/28/2012CN102797495A Conveying chute for filling unilateral scraper conveyor
11/28/2012CN102162372B Method and system for clearing blockage of ore chute
11/28/2012CN101934939B Track-type scraping conveyor
11/21/2012CN202544921U Gangue discharging device in rock gangway rapid tunneling process
11/21/2012CN202544920U Roadway finisher with scraper conveyer
11/21/2012CN202544919U Quantifying hopper
11/21/2012CN202544918U Carrying device for individual hydraulic prop
11/21/2012CN202544917U Ballast raker with fixedly connected portal frame
11/21/2012CN202544916U Belt drifting preventing device of belt conveyor
11/21/2012CN202544915U Mining tension protection device
11/21/2012CN202542352U Mine scraper
11/21/2012CN102787864A Quick dredging method of linear deep slip shaft of underground mine
11/21/2012CN102787863A Scraper conveyor skylight opened structure and scraper conveyor
11/20/2012US8313151 Method of controlling the conveyance of product in underground mining operations
11/14/2012CN202531235U Pulling movement device for fully-mechanized conveyor head
11/14/2012CN202531234U Ore chute vehicle
11/14/2012CN202531171U Hydraulic dinting cleaning and transporting machine
11/14/2012CN102777207A Underground mining multifunctional vehicle
11/07/2012EP2519419A1 Mining vehicle and method for its energy supply
11/07/2012CN202520377U Deviated well operating vehicle system
11/07/2012CN202520376U Supporting roll for coal mine
11/07/2012CN102770621A Launch vehicle for a mining system, a mining system and a method for mining
11/07/2012CN102767392A Carrying scraper with trailer
11/07/2012CN102120523B Slope adjusting device for middle trough of fully-mechanized scraper conveyor for thin seam
11/07/2012CN101775986B Process for mining thin coal seam containing ferric sulfide nodule and hard dirt band and fully mechanized mining hydraulic support thereof
11/07/2012CN101321926B Conveyance device and method for placing explosive in elongated channel
10/2012
10/31/2012CN202510162U Air-operated mucking machine
10/31/2012CN202510161U Cleaning machine for mine water sump
10/31/2012CN202508560U Mining double-layer double-conveying belt conveyer
10/31/2012CN102761987A System for monitoring transportation process of mining belt conveyor by using wireless sensor
10/31/2012CN102094675B Safe moving and withdrawing method of complex-structured thick coal seam fully mechanized heavy equipment
10/31/2012CN101975083B Roller failure monitoring system of belt conveyer
10/24/2012CN202500605U Plate-type conveyor and heading machine
10/24/2012CN202500604U Safety device in tunnel for human and machine
10/24/2012CN102753786A Transfer station
10/24/2012CN102748071A Underground backfilling and transporting method for ground gangue of coal mine
10/24/2012CN102748069A Integral passive broken belt protection device and method for belt conveyor
10/24/2012CN102748068A Foldable conveying frame of horizontal earthwork conveyer
10/24/2012CN102748021A Multifunctional coal loader
10/24/2012CN102745466A Underground mine scraper conveyor driven by hydraulic motor
10/17/2012CN202493286U Tail wheel fixing frame of scraper loader
10/17/2012CN202493285U Large dip angle scraper conveyor
10/17/2012CN202493284U Underground transfer device
10/10/2012CN202483623U Fixing device for flashboard-type pin-row connection pin
10/10/2012CN102720534A Self-moving tail push unit for belt conveyor
10/10/2012CN102720533A Wireless video patrol inspection device of belt conveyor
10/10/2012CN102720532A Method for transporting grouting material vertical delivery pipe used for mine
10/10/2012CN101769161B Lifting device of transferring machine head for installing fully-mechanized working surface
10/10/2012CN101718211B Underground conveying machinery
10/03/2012CN202467920U Displacement beam of end bracket
10/03/2012CN202467919U Wireless monitoring system for mine oblique lane transport based on WIFI (Wireless Fidelity) technology
10/03/2012CN202467880U Thin seam blast mining solid waste filling hydraulic support
10/03/2012CN202464721U Belt type conveyor protective device for mine
10/03/2012CN102713151A Segments and apparatus for high wall mining including fluid feed
10/03/2012CN102713150A Tail station for a scraper chain conveyor and chain wheel assembly therefor
10/03/2012CN102712260A Mining vehicle and method for its energy supply
10/03/2012CN102705004A Throwing type filling conveyor
10/03/2012CN102705000A Hydraulic control system for coal pickup manipulator and working method
10/03/2012CN102704999A Middle trough with pin rails on two sides
10/03/2012CN102704998A Mine full section rock tunnel boring system
10/03/2012CN102704997A Method for removing coals and rocks from digging and blasting working face under coalmine well
10/03/2012CN102704996A Side dumping filling conveyor
10/03/2012CN102704995A Turning device for belt conveyor
09/2012
09/27/2012WO2012128615A2 Bearing for screw transporters in a conveyor segment for high wall mining and high wall mining conveyor segment including such bearing
09/26/2012CN202451215U Device for preventing scraper conveyor from rolling bottom and drifting
09/26/2012CN202451214U Integrated transfer arrangement for weight equipment
09/26/2012CN102691518A Underground coal refuse discharge device for coal mine
09/26/2012CN102086777B Conveyor with inner three-ring transmission and drive device for coal mine
09/26/2012CN102030283B Storage battery shield hauler
09/19/2012EP2499336A2 Transfer station
09/19/2012CN202441434U Self-moving machine tail for mining belt conveyor
09/19/2012CN202441433U Self-moving device for scraper reversed loader
09/19/2012CN202441432U Mining hydraulic pushing and sliding device
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