| Patents for E21F 13 - Transport specially adapted to underground conditions (2,802) |
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| 12/02/2009 | CN201354646Y Lifting device for installing head of transfer conveyor of fully mechanized working face |
| 12/02/2009 | CN101592040A Impact wind pressure type pipe waste rock discharge device |
| 12/02/2009 | CN101592039A Personnel monitoring system for transport inclined shaft |
| 12/02/2009 | CN100564806C Method and device for extracting extraction products in underground mining |
| 11/18/2009 | CN201347772Y Interim gangue-turning loading system for underground mining |
| 11/18/2009 | CN100560936C Method for coal mine downhole reproduction and back production |
| 11/11/2009 | CN201344034Y Multifunctional underground bottom cleaning machine |
| 11/11/2009 | CN101575974A Gathering arm style mechanical mucker |
| 11/05/2009 | US20090272631 Steerable conveyor with height adjustable wheels |
| 10/28/2009 | CN201334266Y Continuous crawler scraper loader |
| 10/28/2009 | CN101566071A Automatic coal fetching system |
| 10/28/2009 | CN101566070A Support of multifunctional scraper conveyor in mine |
| 10/28/2009 | CN101565127A Adjustable upper supporting roller frame of rubber belt conveyor |
| 10/21/2009 | CN201330616Y Underground hoisting supporting mechanism |
| 10/21/2009 | CN101559873A Localizer for telescopic device at head of conveyer |
| 10/15/2009 | US20090255783 Arrangement for extracting extraction products in Underground extraction operations in caving |
| 10/14/2009 | CN101554897A Multifunctional transport cart with self-assembly and disassembly rubber wheels for mining |
| 10/08/2009 | DE202008011518U1 Rinnenschuss mit Wechseltrog und Wechseltrog Trough pan with exchangeable tray and removable tray |
| 10/07/2009 | CN201321055Y Simple shunting unit on level road |
| 09/30/2009 | CN201318192Y Underground conveying device |
| 09/29/2009 | US7594702 Highwall mining system for transporting mined material from a mined hole to an outside area |
| 09/24/2009 | DE202008010829U1 Unterbau für Antriebs- oder Umkehrstationen Foundation for driving or reversing stations |
| 09/23/2009 | EP2102452A1 Method for controlling the product conveyance in underground mining |
| 09/23/2009 | CN101537925A Self-portable belt conveyer |
| 09/16/2009 | CN201310379Y Stepping all-hydraulic tunnel shipping combined set |
| 09/16/2009 | CN201310378Y Rear and middle groove drawing base of top coal scraper conveyer |
| 09/16/2009 | CN201310377Y Full-hydraulic track type muck loader |
| 09/16/2009 | CN100541369C Automated continuous haulage system |
| 09/09/2009 | CN201306186Y Fully-mechanized mining working surface hydraulic support transportation vehicle |
| 09/09/2009 | CN101526007A Underground coal bunker cleaning robot |
| 09/09/2009 | CN101526001A Comprehensive mining opposite-pull working face coal excavating process for thin coal bed |
| 09/09/2009 | CN100538016C Multi-pit car type second conveyor |
| 09/03/2009 | WO2009105803A1 Low height materials handling machine |
| 09/02/2009 | CN201301729Y Coal feeding machine for mine mining district small coal kiln |
| 09/02/2009 | CN201301728Y Primary gangue underground crushing system |
| 09/02/2009 | CN201301727Y Hydraulic self-advance belt conveyer tail |
| 09/02/2009 | CN101519976A Pipeline transporter for ore magma |
| 09/02/2009 | CN101519975A Harrowing device of harrower |
| 08/27/2009 | WO2009103153A1 Battery powered mechanized raise climbing system |
| 08/27/2009 | WO2009103119A1 Underground mining vehicle |
| 08/27/2009 | CA2714974A1 Battery powered mechanized raise climbing system |
| 08/26/2009 | CN201296553Y Chest developer for scraper loader |
| 08/19/2009 | CN201292849Y Medium groove apparatus of eye cutting digging rapid adding scraper machine |
| 08/19/2009 | CN201292146Y Protection device for preventing belt carriage of persons |
| 08/19/2009 | CN101509394A Pipe type combination subway passage and transport make-up machinery |
| 08/12/2009 | CN201288585Y Vehicle blocking beam for preventing sliding in mine |
| 08/05/2009 | CN201284662Y Coal mine down-hole sliding chute transportation flat plate |
| 08/05/2009 | CN201284661Y Transition frame head used in gradient-changing tunnel |
| 08/05/2009 | CN101497402A Fixed-weight loading equipment |
| 07/29/2009 | CN201280951Y Self-moving device for loading mechanism |
| 07/22/2009 | CN201277059Y Float coal reclamation plant |
| 07/22/2009 | CN201277058Y Telescopic baffle apparatus of transfer conveyor tail |
| 07/22/2009 | CN101487401A Intermittent ambulation support platform |
| 07/22/2009 | CN101487400A Marching type full-hydraulic tunnel shipping combined units |
| 07/01/2009 | CN101473105A Transport device for continuously removing mined material |
| 06/24/2009 | CN201262097Y Coal mine down-hole block-resistant producing area coal bunker |
| 06/18/2009 | WO2009073923A1 Improvements relating to belt conveyors and mining |
| 06/18/2009 | CA2708135A1 Improvements relating to belt conveyors and mining |
| 06/17/2009 | EP1879816A4 Arrangement for driving a feed conveyor, and crusher |
| 06/16/2009 | CA2444293C Mining hopper made up of steels and polymers |
| 06/11/2009 | WO2009033622A3 Extraction device, particularly for mining, and method for controlling the extraction device |
| 06/10/2009 | CN201255005Y Adjustable point lever |
| 06/03/2009 | CN201250666Y Underground coal excavating and transiting machine |
| 05/28/2009 | WO2009065448A1 Method for handling transport events in underground mining |
| 05/27/2009 | CN201246185Y Automatic moving machine tail front telescoping device of belt conveyer |
| 05/27/2009 | CN201246184Y Coal overflow-proof apparatus |
| 05/20/2009 | CN201241729Y Simple automatic slag-discharging apparatus of deep large drilled shaft |
| 05/20/2009 | CN201241728Y Carrying scraper with gear box having parking brake |
| 05/20/2009 | CN201241718Y Clamshell excavator type mucking anchorage machine |
| 05/20/2009 | CN201241704Y Mounting fully-mechanized mining working face laneway of railless rubber wheel vehicle |
| 05/20/2009 | CN101435341A Movable type buffering coal bin |
| 05/20/2009 | CN101435332A Construction method for in-situ turnaround of shield machine |
| 05/20/2009 | CN101434347A Continuous track raking loader |
| 05/13/2009 | CN101429873A Method for directly driving coal mine main incline shaft belt conveyer by using gas engine |
| 05/13/2009 | CN100487226C Dolly excavation continuous operation construction method for earth pressure balance long-distance pipe driving engineering |
| 05/07/2009 | DE102007054522A1 Material transporting process for mines, quarries etc. involves altering direction of dump truck independently of truck itself |
| 04/29/2009 | CN101418688A Intelligent full automatic combine coal mining system |
| 04/22/2009 | EP1931554A4 Method of driving plurality of mine vehicles in mine, and transport system |
| 04/08/2009 | CN201218108Y Rotatable rail swiveling plate |
| 04/08/2009 | CN201218107Y Automatic monitoring apparatus for incline shaft transportation security |
| 04/08/2009 | CN101403303A Tunnel layout method suitable for residual mining |
| 04/01/2009 | CN201215025Y Carrier roller multiaspect adjusting device for self-moving adhesive tape machine tail |
| 03/25/2009 | CN201212403Y Non-runway self-tensioning mobile reloading frame |
| 03/25/2009 | CN201212402Y Suspension type chain driven adhesive tape conveyor |
| 03/25/2009 | CN101392651A Multifunction downhole bottom ripping machine |
| 03/19/2009 | WO2009033275A1 Side shift raise climbing system |
| 03/19/2009 | CA2699423A1 Side shift raise climbing system |
| 03/18/2009 | CN101387204A Coal dehydration technology under hole for coal mine |
| 03/18/2009 | CN101387201A Conveyor pan with improved edge shaping |
| 03/11/2009 | CN201206474Y Hydraulic packaging vehicle platform |
| 03/11/2009 | CN101382074A Simple ore drawing method gently inclined ore |
| 03/11/2009 | CN100467825C Assembly and disassembly of gas extraction, drainage and discharge driller and displacement auxiliary device thereof |
| 03/04/2009 | CN201202490Y Automatic spraying device of rake machine for rake installing machine |
| 03/04/2009 | CN100465012C A battery driven shuttle mine car |
| 02/25/2009 | CN201198765Y Improved type coal mine fully-mechanized mining working face conveying machine |
| 02/25/2009 | CN201198764Y Hydraulic securing device capable of regulating and controlling of rake installing equipment |
| 02/25/2009 | CN201198760Y Safe high-efficiency integrative matching equipment of large excavating high automatic fully mechanized working face |
| 02/25/2009 | CN201198759Y Plate type conveying mechanism of development machine |
| 02/18/2009 | CN201196098Y Auxiliary process apparatus of reversed loader |
| 02/18/2009 | CN201196097Y Coal-master incline shaft belt conveyer directly driven by gas engine |