| Patents for E21F 13 - Transport specially adapted to underground conditions (2,802) |
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| 05/04/2011 | CN101403303B Tunnel layout method suitable for residual mining |
| 04/27/2011 | CN201813628U Mine explosion-proof and intrinsically safe control box |
| 04/27/2011 | CN201810348U Remote hydraulic-controlled along-line stopping device |
| 04/27/2011 | CN201810344U Fastener |
| 04/27/2011 | CN201810343U Ground roller for mine inclined drift track transport system |
| 04/27/2011 | CN201810342U Dump crane |
| 04/27/2011 | CN201810341U Personnel safety protection device for coal mine belt conveyor |
| 04/27/2011 | CN201810340U Mining belt conveyer load bearing frame and load bearing part using same |
| 04/27/2011 | CN201810339U Flexible mining tunnel rear subsidiary transport device |
| 04/27/2011 | CN201810333U Drilling, loading and anchoring all-in-one machine for outburst mine and coal roadway |
| 04/27/2011 | CN201808579U Coal mine roadway up and down grade change point interlocking stopping safety mechanism |
| 04/27/2011 | CN102031729A Steel sleeper |
| 04/27/2011 | CN102030283A Storage battery shield hauler |
| 04/27/2011 | CN102030173A Middle groove of scraper conveyer |
| 04/20/2011 | CN201802440U Height adjustable structure of first conveyer machine tail for tunneling machine |
| 04/20/2011 | CN102027198A Underground mining vehicle |
| 04/20/2011 | CN102022122A Support-type comprehensive tunneler |
| 04/20/2011 | CN102021921A Power supply equipment and power supply method for underground dual-energy scraper |
| 04/19/2011 | US7926640 Transport device for continuously removing mined material |
| 04/13/2011 | CN201794612U Pneumatically-controlled conveying pump truck of concrete for mine |
| 04/13/2011 | CN201794610U Drilling, loading, anchoring, supporting and transporting integrated machine in high outburst mine coal drift |
| 04/13/2011 | CN201794609U Drilling, loading and supporting all-in-one machine for coal roadway of high outburst coal mine |
| 04/13/2011 | CN201793253U Impact-free gangue continuous loading machine used for mine |
| 04/13/2011 | CN201793219U Adjustable hydraulic machine tail of mining face belt conveyor of mine |
| 04/13/2011 | CN102011609A Walking running device for self-advancing tail |
| 04/13/2011 | CN101566071B Automatic coal fetching system |
| 04/13/2011 | CN101429873B Method for directly driving coal mine main incline shaft belt conveyer by using gas engine |
| 04/13/2011 | CN101382074B Simple ore drawing method of gently inclined ore |
| 04/07/2011 | WO2011040806A1 Segments and apparatus for high wall mining including fluid feed |
| 04/07/2011 | WO2010149856A3 Teaching a model for automatic control of mobile mining machine |
| 04/06/2011 | EP1913235B1 Guidance, navigation, and control system for a vehicle |
| 04/06/2011 | CN201786386U Noncontact belt deviation detection device |
| 04/06/2011 | CN201786384U Belt break protection device for belt conveyor |
| 04/06/2011 | CN201786383U Mining belt conveyer tail shifting device |
| 04/06/2011 | CN201786382U Carrying robot |
| 04/06/2011 | CN201785798U Driving device for vertical mine slag removing loading machine |
| 04/06/2011 | CN101302934B Coal mining method with three steps |
| 03/30/2011 | CN201778837U Horizontal coal bunker of coal mine |
| 03/30/2011 | CN201777630U Belt mining pneumatic transfer conveyor |
| 03/24/2011 | DE202009013727U1 Übergabestation Transfer station |
| 03/23/2011 | CN201771551U 可伸缩的螺旋输送机 Scalable screw conveyor |
| 03/23/2011 | CN201771550U Conveying device of shuttle tram |
| 03/23/2011 | CN201771549U Digital control cable arrangement mechanism of a scraper |
| 03/23/2011 | CN201771548U Synchronous cable coiling/uncoiling mechanism of scraper |
| 03/23/2011 | CN201771547U Endless rope mechanical speed governing winch system for mining |
| 03/23/2011 | CN201771532U Dual-purpose device for automatically regulating wind volume and discharging coal |
| 03/23/2011 | CN201770284U Chain tensioning device for scraper conveyor |
| 03/21/2011 | CA2714733A1 Body and container for transport of construction sand and gravel mining, and fabricating method |
| 03/17/2011 | WO2011030268A2 Sensor device and method for the geoelectrical prospecting of raw mineral deposits |
| 03/17/2011 | CA2772203A1 Sensor device and method for the geoelectrical prospecting of raw mineral deposits |
| 03/17/2011 | CA2678914A1 Method and apparatus for regulating discharge of an ore feed from a conveyor |
| 03/16/2011 | CN201763387U Electric finger gate |
| 03/16/2011 | CN201763386U Integral pulling and moving type whole-course unloading belt conveyor for coal mine downhole filling |
| 03/16/2011 | CN201763385U System for belt passing through air door wall |
| 03/16/2011 | CN201761925U Mass flow longitudinal high-position coal drop cushioning device |
| 03/16/2011 | CN201761900U Improved mining belt conveyor |
| 03/16/2011 | CN201761885U Miniature belt conveyor |
| 03/16/2011 | CN101985887A End supporting, filling and transshipping system of coal face |
| 03/16/2011 | CN101526007B Underground coal bunker cleaning robot |
| 03/09/2011 | CN201756980U Material transport vehicle for mining tunnel |
| 03/09/2011 | CN201756973U Crawler walking anchor conveyor |
| 03/09/2011 | CN201756316U Head transmission structure of scraper plate conveyor head |
| 03/09/2011 | CN101691121B Fixed type two-way track-ascending device |
| 03/09/2011 | CN101487401B Intermittent ambulation support platform |
| 03/02/2011 | CN201753209U Mining rake-loader |
| 03/02/2011 | CN101982618A Manual control and remote control integrated electric fork lift truck |
| 03/02/2011 | CN101598018B Alpine bolter miner back affiliating travel type breaking and transhipping continuous transporting device |
| 03/01/2011 | US7899599 Arrangement for monitoring the location of a mining vehicle in a mine |
| 02/24/2011 | WO2010146356A4 Hydraulic solid transportation system |
| 02/23/2011 | CN101979832A Underground separation method and device for gangue |
| 02/17/2011 | WO2011018731A2 Tail station for a scraper chain conveyor and chain wheel assembly therefor |
| 02/16/2011 | CN201747403U Adjusting device with sliding plates for withdrawing, turning, and loading hydraulic support underground |
| 02/16/2011 | CN201746862U Full-automatic ballast scarifier |
| 02/16/2011 | CN201746126U Scraper-shovel rock loading machine |
| 02/16/2011 | CN201746080U Belt breakage protecting device of single-cylinder double-protection rotary belt type transporter |
| 02/16/2011 | CN201746023U Belt conveyor telescopic tail |
| 02/16/2011 | CN101975084A Spiral conveyer for earth pressure balance push bench |
| 02/16/2011 | CN101975083A Roller failure monitoring system of belt conveyer |
| 02/16/2011 | CN101975082A Conveying device of shuttle car |
| 02/16/2011 | CN101975081A Belt-mining pneumatic transfer conveyor |
| 02/16/2011 | CN101975079A Carrying robot for coal mine rescue |
| 02/16/2011 | CN101975077A High-outburst coal mine coal roadway drilling-loading-bolting integrated machine |
| 02/16/2011 | CN101302931B Method for extracting rim angle coal and re-extracting after warehouse coal extracting |
| 02/09/2011 | CN201738952U Bracket transporting vehicle and driving cab thereof |
| 02/09/2011 | CN201738926U Fully mechanized supporting equipment for thin seam |
| 02/09/2011 | CN201737480U Rail type scraping conveyor |
| 02/09/2011 | CN201737459U Bastard coal separating device at belt transport transfer point |
| 02/09/2011 | CN101967989A Crawler travel anchor transporting machine |
| 02/09/2011 | CN101353963B Vacant field coal excavating method of high-dipping coal bed slotted hole blasting unmanned operation working face |
| 02/02/2011 | CN101963069A Posterior subsidiary transportation device for flexible excavating tunnel |
| 02/02/2011 | CN101963068A Mining bidirectional automatic trailer transporter used at inclined lane and curve lane |
| 01/26/2011 | EP2102452B1 Method for controlling the product conveyance in underground mining |
| 01/26/2011 | CN201723250U Large-scale equipment turning device used for underground main haulage roadway |
| 01/26/2011 | CN201722041U Wear-resistance ceramic ground roller |
| 01/26/2011 | CN201721911U Inblock cast middle slot with diversion trenches |
| 01/26/2011 | CN201721909U Totally-cast middle-part groove with reinforcing ribs |
| 01/26/2011 | CN1997809B Device and method for moving a mine conveyor segment |
| 01/24/2011 | CA2673861A1 Method, apparatus, and system for transporting a slurry apparatus |
| 01/19/2011 | CN201714425U Underground scraper conveyer used in coal mine |
| 01/19/2011 | CN201714424U Four-wheel-tunnel slug conveyer |