BLOHM + VOSS OIL TOOLS GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 987
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
B66C CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES 130
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9181762 Device for securing pipes having various diametersNov 23, 10Nov 10, 15[E21B]
9062698 Apparatus for handling and holding a pipeJul 25, 12Jun 23, 15[F16B, E21B]
9057225 Apparatus for releasably holding a pipe, rod or the likeJul 18, 14Jun 16, 15[F16B, E21B, B66C]
8978961 Method for producing connecting elements by way of a pressure welding process and connecting elementJul 18, 09Mar 17, 15[B23K]
8596344 Handling device for pipesJan 16, 09Dec 03, 13[E21B]
8079627 Device for vertically holding pipesFeb 14, 07Dec 20, 11[E21B]
7510033 Apparatus for vertically supporting pipesFeb 17, 06Mar 31, 09[E21B]
7296630 Hands-free bail-elevator locking device with combined power/control connector, bail spreader and method for useFeb 25, 05Nov 20, 07[E21B]
7216717 Dual elevator system and methodFeb 25, 05May 15, 07[E21B]
5755289 Drilling rig elevator with replaceable clamping inserts and method for installationMay 01, 96May 26, 98[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7857044 Tool manipulator especially for onshore and offshore drilling platformsExpiredMar 16, 09Dec 28, 10[E21B]

Top Inventors for This Owner

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