| Patents for E21C 35 - Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups , or (6,127) |
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| 05/18/2005 | EP1531231A1 Retainer for a cutting tool |
| 05/12/2005 | WO2005042921A2 Cutting tool assembly having attached spray nozzle housing |
| 05/12/2005 | US20050098015 Angular tool and holding block |
| 04/28/2005 | US20050088034 Tool bit assembly with offset tooth |
| 04/27/2005 | CN2695638Y Pick wrapped with wear-resistant layer |
| 04/21/2005 | WO2005035884A1 Dredger cuttertooth manipulator |
| 04/21/2005 | US20050082899 Cutting tool for breaking mineral and artificial materials |
| 04/21/2005 | US20050082898 Cutting tool assembly having attached spray nozzle housing |
| 04/13/2005 | EP1522636A1 Digger cuttertooth replacing robot on a dredger |
| 03/31/2005 | WO2005005779A3 Dual retention cutting arrangement |
| 03/31/2005 | DE10135792B4 Verbesserter Schneidwerkzeughalter Improved cutting tool holder |
| 03/23/2005 | CN2687336Y Inclined plane fit plug plate fixing and connecting device |
| 03/23/2005 | CN1599836A Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
| 03/22/2005 | US6870485 Electronic method and apparatus for detecting and reporting dislocation of heavy mining equipment |
| 03/22/2005 | US6868848 Cutting tool and method of using same |
| 03/16/2005 | CN1594643A Tooth body strengthening technology for pickaxe teeth of coal winning machine |
| 03/15/2005 | US6866343 Chisel holder changing system with chisel holder receivers |
| 03/08/2005 | US6863352 Rotatable tool assembly |
| 03/03/2005 | DE10335858A1 Chisel with a head and a shaft comprises a hard-metal insert which is glued into the cutout in the chisel head |
| 03/03/2005 | DE10335857A1 Chisel with a hard-metal insert fastened in a cutout incorporates a collar positioned around the cutout so that a receptacle is formed between the hard-metal insert and the collar |
| 03/03/2005 | DE10334601A1 Gerät zur Erzeugung eines Luftstromes in schallgedämmter Ausführung für Entstauber Apparatus for generating an air stream in silent version for dust collector |
| 03/02/2005 | EP1509680A1 Fixing device for a shank chisel |
| 02/24/2005 | WO2005017317A1 Rotary cutting bit with material-deflecting ledge |
| 02/24/2005 | WO2005001245A3 Method and device for extracting extraction products in underground mining |
| 02/24/2005 | US20050040692 Method and apparatus for remote self-propelled conveying in mineral deposits |
| 02/24/2005 | DE202004018419U1 Road milling machine has a chip breaker section that extends partly over a raised zone |
| 02/22/2005 | US6857706 Mining method for steeply dipping ore bodies |
| 02/22/2005 | US6857705 Mining machine and method |
| 02/17/2005 | US20050035649 Rotary cutting bit with material-deflecting ledge |
| 02/15/2005 | US6854810 T-shaped cutter tool assembly with wear sleeve |
| 02/10/2005 | WO2005012944A2 Geosteering detectors for boring-type continuous miners |
| 02/10/2005 | DE10331970A1 Baumaschine Construction Machinery |
| 02/10/2005 | CA2783273A1 Geosteering detectors for boring-type continuous miners |
| 02/10/2005 | CA2534439A1 Geosteering detectors for boring-type continuous miners |
| 02/09/2005 | CN2677615Y Coalcutter with stable device |
| 02/09/2005 | CN2677614Y Alternate entry-driving machine |
| 02/08/2005 | US6851758 Rotatable bit having a resilient retainer sleeve with clearance |
| 02/03/2005 | US20050023881 Geosteering detectors for boring-type continuous miners |
| 02/02/2005 | EP1503033A1 Apparatus for generating an air current in a sound-isolated dust remover |
| 02/02/2005 | CN1572356A Dusting device with multiple stream nozzles |
| 02/02/2005 | CN1187514C Cutting arrangement |
| 01/20/2005 | WO2005005780A1 Clamp for mining rotating cutting insert |
| 01/20/2005 | WO2005005779A2 Dual retention cutting arrangement |
| 01/20/2005 | WO2005005119A1 Construction machine |
| 01/19/2005 | EP1497535A1 Trough pan for a face conveyor with a loading ramp |
| 01/13/2005 | DE10353352A1 Verfahren und Vorrichtung zum Hereingewinnen von Gewinnungsprodukten im untertägigen Bergbau Method and apparatus for cross obtaining extraction products in underground mining |
| 01/11/2005 | US6840585 Rotary cutting head with water supply |
| 01/06/2005 | WO2005001245A2 Method and device for extracting extraction products in underground mining |
| 01/05/2005 | CN2668853Y Brake apparatus for coal-production machine |
| 01/05/2005 | CN1560433A Chain pick for coal mine |
| 12/30/2004 | DE102004012967A1 Entstauber mit Mehrstrahldüsen Dust collector with multi-jet nozzles |
| 12/23/2004 | US20040256907 Plow guide for a chain-pulled plow |
| 12/23/2004 | DE10325253A1 Halteelement für einen Schaftmeißel einer Fräsvorrichtung Retaining element for a studcutter a milling device |
| 12/16/2004 | WO2004109059A1 Retaining element for a round shank bit on a milling machine |
| 12/16/2004 | US20040253230 Methods of delaying development of CEA-associated tumors using anti-idiotype antibody 3H1 |
| 12/16/2004 | US20040250520 Dusting device with multiple stream nozzles |
| 12/16/2004 | DE102004002382B3 Rotating tool for a hand-operated tool drive device comprises working contact elements rotatably mounted in holding elements about an axis of rotation having a direction with a component perpendicular to the axis of rotation of a base body |
| 12/15/2004 | EP1486642A2 Dust remover with multi-jet nozzles |
| 12/09/2004 | US20040245843 Platform and driver for coal mining system |
| 12/01/2004 | CN2660124Y Pickaxe/spade for digging hard soil |
| 12/01/2004 | CN1550638A System comprised by hydraulic assembly and actuator and/or sensor |
| 12/01/2004 | CN1550637A Coal plough guide device for chain hauled shearer |
| 11/30/2004 | US6824225 Embossed washer |
| 11/25/2004 | DE19922320C5 Werkzeug für eine Schräm-, Bergbau- oder Straßenfräsmaschine Tool for hewing, mining or road milling machine |
| 11/18/2004 | DE10297373T5 Schneidwerkzeug zur Zerstörung mineralischer und künstlicher Materialien Cutting tool for destruction of mineral and synthetic materials |
| 11/17/2004 | EP1373683B1 Positioning and repositioning systems for fixing toolholders to the drums of milling machines |
| 11/17/2004 | CN2656635Y Transfer machine rolling supporter |
| 11/11/2004 | WO2003050391A3 Mining method for steeply dipping ore bodies |
| 11/11/2004 | US20040221713 Assembly for use in underground mining |
| 11/04/2004 | WO2004035990A3 Automated excavation machine |
| 11/04/2004 | US20040216922 Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
| 10/28/2004 | WO2004092542A1 Cylindrical cutting body |
| 10/27/2004 | EP1470316A1 Method for controlling a drilling sequence, a rock drilling apparatus and a computer programme to form a drilling sequence |
| 10/21/2004 | US20040207247 Automated excavation machine |
| 10/14/2004 | WO2004088092A1 Arrangement for passage control of mine vehicles |
| 10/07/2004 | DE202004012139U1 Fastening mechanism for round shaft bits of mining machines or tunnel construction machines, comprises a bit which is provided with an integral circular attachment section between bit head and bit shaft |
| 10/05/2004 | US6799809 Method and apparatus for remote self-propelled conveying in mineral deposits |
| 09/23/2004 | WO2004081345A1 A mining lacing pattern |
| 09/23/2004 | DE10310893A1 Anordnung aus hydraulischen Bauteilen sowie Aktoren und/oder Sensoren für den untertägigen Bergbau Assembly of hydraulic components and actuators and / or sensors for underground mining |
| 09/22/2004 | EP1224380B1 Cutting tool and tool holder assembly |
| 09/15/2004 | EP1456826A1 Method and system for parameter settings |
| 09/09/2004 | US20040174065 Streamlining bit assemblies for road milling, mining and trenching equipment |
| 09/07/2004 | US6786557 Protective wear sleeve having tapered lock and retainer |
| 09/01/2004 | CN2637732Y Lateral unloading type full hydraulic coal loading machine |
| 09/01/2004 | CN2637731Y Thin coal layer bombard extraction working surface coal baffle |
| 09/01/2004 | CN2637730Y Composite layer coated coal cutter teeth for coal mine coal cutter |
| 08/26/2004 | DE10305205A1 Chisel for a cutting or scratching machine comprises a base body having a head with a one-part tip made from hard material with regions of differing thickness |
| 08/03/2004 | US6769742 Clamped chain cover for longwall plough guide |
| 07/29/2004 | US20040145232 Support base for toolholder of a milling drum |
| 07/22/2004 | DE20307150U1 Hobelführung für kettengezogenen Hobel Plow guide for chain-drawn planer |
| 07/22/2004 | DE10261646A1 Schrämwerkzeug Schrämwerkzeug |
| 07/20/2004 | US6764141 Rear mounted bit holder water spray |
| 07/20/2004 | US6764140 Drum mounting plate for cutting tool holder block |
| 07/15/2004 | WO2004059128A1 Cutting tool |
| 07/15/2004 | DE10357810A1 Drehbarer Einsatz mit einer elastischen, spielbehafteten Sicherungshülse Rotatable insert with an elastic, with play securing sleeve |
| 07/14/2004 | EP1436511A1 Method for restricting leakage of hydraulic oil in a rock drilling rig |
| 07/08/2004 | DE202004007113U1 Coal cutting machine has the rear of the cutting head supported by an overhead frame braced by a jointed support with two sliders on a guide over the rear edge of a conveyor |
| 07/06/2004 | US6758530 Hardened tip for cutting tools |
| 06/30/2004 | EP1433923A1 Pick holder |
| 06/30/2004 | CN1508393A Rear mounted bif-holder water spray |