VOEST-ALPINE BERGTECHNIK GESELLSCHAFT M.B.H.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23B TURNING; BORING 151
 
  
 
E21B EARTH OR ROCK DRILLING 195
 
  
 
E21C MINING OR QUARRYING121
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7175237 Hewing or cutting rollMay 10, 05Feb 13, 07[E21C]
7070331 Hinge bolt modular unitNov 18, 02Jul 04, 06[F16C]
7011167 Device for sealing a drill hole and for discharging drillings or stripped extraction materialMay 15, 01Mar 14, 06[E21B]
5498069 Bit holder with a detachably fixed bit bushingNov 09, 94Mar 12, 96[B23B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7316456 Roadheading or mining machine with roof bolt drilling and setting devicesExpiredDec 09, 04Jan 08, 08[E21D]
2007/0217,872 Method for Removal of Material Mined Underground and Device for Carrying Out Said MethodAbandonedNov 30, 04Sep 20, 07[B60P]
2007/0194,537 Slide-ring gasketAbandonedMar 09, 05Aug 23, 07[F16J]
7198332 Device for producing a gas-liquid mixture in the vicinity of cutting toolsExpiredSep 03, 03Apr 03, 07[E21C]
7048340 Method for introducing and blowing rock dust and device for carrying out said methodExpiredDec 18, 03May 23, 06[E21C]
6942301 Method for boring and placing bolts for imbedding adhesively and device for carrying out this methodExpiredAug 31, 01Sep 13, 05[E21D]
2005/0156,460 Advance working or mining machineAbandonedJan 18, 05Jul 21, 05[E21C]
6854952 Device for extending or shortening a network of pipesExpiredApr 07, 03Feb 15, 05[E21B]
2004/0220,783 Method for determining and evaluating removal methods and device for carrying out said methodAbandonedJun 04, 04Nov 04, 04[E21C]
6785988 Driving or mining machineExpiredApr 24, 02Sep 07, 04[E21D]
6428109 Mining machine with sliding cutting tool assemblyExpiredMay 03, 00Aug 06, 02[E21C]
5913573 Roof bolt drilling and setting apparatusExpiredMay 28, 97Jun 22, 99[E21D, E21C]
5881832 Method of controlling interlinked vehicles in mining and tunnelling as well as arrangement for carrying out this methodExpiredAug 08, 95Mar 16, 99[B62D]
5673974 Dry dust removal deviceExpiredNov 15, 95Oct 07, 97[E21C]
5557979 Gear boxExpiredApr 11, 95Sep 24, 96[F16H]
5392869 Anchor bolt drilling and setting deviceExpiredJul 02, 93Feb 28, 95[E21C]
5333936 Low profile mining machine having a cutter mounted on a slidable carriageExpiredJan 08, 93Aug 02, 94[E21C]
5228552 Loading device for miningExpiredMay 18, 92Jul 20, 93[B65G]
5193295 Installation for shifting won mineralsExpiredOct 02, 91Mar 16, 93[E02F]
5178494 Roof support for underground excavations such as coal minesExpiredSep 26, 91Jan 12, 93[E21D]

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