Patents for E21F 13 - Transport specially adapted to underground conditions (2,802)
07/2013
07/24/2013CN203081500U Fully-mechanized coal mining hydraulic support withdrawing transportation vehicle
07/24/2013CN203081499U Intermediate transshipped belt-type conveyor
07/24/2013CN203081498U Combined shipping system in coal mine stone drift drivage
07/24/2013CN203081497U Fully mechanized mining hydraulic support installation and transport vehicle
07/24/2013CN203081496U Rubber belt conveyor with people conveying leather bag
07/24/2013CN203081495U Height-adjustable point pillar
07/24/2013CN203081494U Material conveying slideway moving-stopping device
07/24/2013CN203081455U Screw conveyer blade for shield tunneling machine
07/24/2013CN203081447U Crawler loader and rear axle swinging system thereof
07/24/2013CN203081446U Raking and crushing and cleaning loader
07/24/2013CN203080562U Rolling rake material loader
07/24/2013CN103216260A Chute structure of coal planer or conveyor
07/24/2013CN103213812A Damping device with controllable hydraulic pressure
07/18/2013WO2013104023A1 Mining machine and hopper assembly for a mining machine
07/17/2013CN203067025U Explosion-proof diesel engine monorail crane
07/17/2013CN203067024U Material delivery slide rail stopping and releasing device
07/17/2013CN203063958U System for pushing car to pass through turnout
07/17/2013CN102602659B Double-layer double-conveying belt type conveyer for mine
07/10/2013CN203050776U Main draw shaft and branch oblique drop pit protecting facility thereof
07/10/2013CN203050775U Transmission device of underground conveyor
07/10/2013CN203050774U Coal road grade change point belt floating prevention device
07/10/2013CN203050773U Suspended adhesive tape conveyor for mine
07/10/2013CN203050772U Split-type structure car body of coal mine concrete pump
07/10/2013CN203050771U First-aid transportation bed special for aerial passenger device
07/10/2013CN102269013B Method for mechanically filling gangue on single support working surface under complex coal seam condition
07/03/2013CN203035255U Double-skip inclined shaft bottom ore loading device
07/03/2013CN203035240U Sealing device of normal fully mechanized mining reversed loader
07/02/2013CA2699423C Side shift raise climbing system
06/2013
06/27/2013WO2012077025A3 Connecting device for a trough pan of extraction devices, trough pan and attachment therefor
06/26/2013CN203022739U Coal cutting machine for steeply-inclined coal layer, scraper conveyor and hydraulic bracket
06/19/2013CN203008965U Chain ring clamp for binaural chain ring
06/19/2013CN203008964U Push-and-pull device for pulling weight in coal mine
06/19/2013CN203005429U Mine track flat car
06/19/2013CN103161497A Underground coal slipping machine tail column
06/19/2013CN103161482A Revolving platform for turning around hydraulic support
06/19/2013CN101952183B Extensible support apparatus and conveyor device and mining device using same
06/19/2013CN101787888B Method of mining coal
06/12/2013CN202991125U Scraper conveyor for thin coal seam fully-mechanized working face with 60-degree large dip angle
06/12/2013CN202991124U Device for switching running system and hoisting system of monorail crane
06/12/2013CN202991123U Slippage-preventing pulley
06/12/2013CN202991122U Elevating conveyor pulling anchor device
06/12/2013CN202991121U Belt conveyor pressing device and climbing belt conveyor conveying system
06/12/2013CN202991085U Comprehensive hydraulic support for driving working face
06/12/2013CN202991043U Coal gangue split-loading and split-transport device
06/12/2013CN102071966B Telescopic belt conveyer tail
06/12/2013CN101285384B Large diameter, deep borehole and non undercutting mining method
06/05/2013CN202970780U Coal slipping back device of scraper conveyer
06/05/2013CN202970779U Belt conveyor with self-moving tail
06/05/2013CN202970778U Sliding chute concrete delivery device for long inclined shaft
06/05/2013CN202970777U Coal distributing device of belt conveying system
06/05/2013CN202970776U Belt head ladder
06/05/2013CN202970775U Large-dip-angle belt conveyor gangue removal damping device
06/05/2013CN202970712U Novel scraper-type double-conveying machine
06/05/2013CN202968018U Folding type installation forklift
06/05/2013CN202966113U Steering alarming device for bracket carrier
06/05/2013CN103133032A Transporter for withdrawing mechanized mining hydraulic supports
06/05/2013CN103133031A Method and equipment for separating, conveying and filling underground coal and gangues
06/05/2013CN101967989B Crawler travel anchor transporting machine
05/2013
05/30/2013WO2013011083A3 Finished-part track for an inclined conveyor system for mining trucks
05/29/2013EP2596173A1 Rail conveyor system
05/29/2013CN202954847U Underground mining equipment transporter
05/28/2013DE202012100658U1 Stützkonstruktion für Antriebs- oder Umlenkstationen im untertägigen Bergbau Support structure for driving or reversing stations in underground mining
05/23/2013US20130126256 Double articulated haulage truck
05/22/2013CN202946610U Counterweight device and transfer conveyor
05/22/2013CN202946192U High-efficient belt conveyor
05/22/2013CN103114873A Smoke-abatement and dust-extraction ground material collecting conveyor
05/22/2013CN103114872A Steeply-inclined track lifting and transporting method
05/22/2013CN101975077B High-outburst coal mine coal roadway drilling-loading-bolting integrated machine
05/16/2013US20130119745 Continuous-extraction mining system
05/15/2013CN202937300U Underground transportation track ground roll
05/15/2013CN202935894U Leveling mechanism of scraper conveyer
05/15/2013CN103104286A Underground mine claw type loading machine
05/15/2013CN103104285A Conveying device of underground transportation machine
05/15/2013CN103104284A Protection plate for transverse carrier roller
05/10/2013WO2013064738A1 Mining vehicle
05/10/2013CA2851171A1 Mining vehicle
05/08/2013CN202926387U Stepping type shifting mechanical arm of transportation belt conveyor under shaft
05/08/2013CN202926386U Rotating traction lifting device of inclined shaft slipform
05/08/2013CN202926385U Waste rock raking machine guardrail apparatus
05/08/2013CN202926384U Conveyor special for coal
05/08/2013CN202926383U Hydroelectric power lockout device
05/08/2013CN202926382U Suspended belt press roller
05/08/2013CN103097610A Rail conveyor system
05/08/2013CN103089297A Coal scraper
05/02/2013US20130104768 Mine eqipment recovery system
05/01/2013CN202914133U Pushing and moving adjusting device of scraper conveyor
05/01/2013CN202914132U Flexible belt conveyor movable tail
05/01/2013CN202914131U Installation structure of scraper conveyor and frame
05/01/2013CN202914130U Mine draw shaft safe protective structure
05/01/2013CN103075187A Coal retaining structure of mine conveyor
05/01/2013CN103075186A Fully mechanized mining hydraulic support installation and transport truck
05/01/2013CN103075185A Mine sprayed concrete tubular reversed loader
05/01/2013CN103075155A Steeply inclined coal seam fully-mechanized mining method and supporting facilities
05/01/2013CN102358504B Integrated braking rack of belt breakage protection device
04/2013
04/25/2013WO2012170510A3 Cleaning vehicle, vehicle system and method
04/24/2013CN202900319U Belt self-moving machine tail provided with buffer device
04/24/2013CN202900318U Belt conveyer
04/24/2013CN202900317U Scraper plate conveyor and driving mechanism thereof
04/24/2013CN103061804A Double-layer belt-type conveyor
04/24/2013CN103061761A Device for sub-packaging and sub-carrying coal gangues
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... 29