WESTFALIA BECORIT INDUSTRIETECHNIK GMBH

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Patent Activity in the Last 10 Years

Technologies

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B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING242

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5330159 Apparatus for automatically inserting and removing screw-threaded elements into and from tapped boresJan 19, 93Jul 19, 94[B25B]
5271297 Apparatus and device for automatically inserting and removing screw-threaded elements into and from tapped boresDec 16, 92Dec 21, 93[B25B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5570871 Device for selectively tensioning and clamping studs mounted on a pressure vessel to permit nuts to be tightened or loosenedExpiredMar 13, 95Nov 05, 96[E21B]
5471860 Apparatus for straightening and orientating projections or nipples of anodesExpiredMay 03, 94Dec 05, 95[B21D]
5452629 Device for selectively tensioning and clamping studs mounted on a pressure vessel to permit nuts to be tightened or loosenedExpiredApr 22, 94Sep 26, 95[B25B]
5426968 Arrangement for determining the tension in a chain used in a mineral mining installationExpiredFeb 23, 93Jun 27, 95[G01L]
5338103 Control arrangement for adjusting the position of a mineral winning machine in a mineral mining installationExpiredJan 15, 93Aug 16, 94[E21C]
5268083 Apparatus for aligning anode stubsExpiredJul 20, 92Dec 07, 93[C25C]
5249664 Scraper units for scraper-chain assembliesExpiredMay 08, 92Oct 05, 93[B65G]
5238330 Displaceable mine roof support assembliesExpiredDec 12, 91Aug 24, 93[E21D, E15D]
5186309 Transfer station for transferring material between conveyors in a mine workingExpiredNov 25, 91Feb 16, 93[B65G]
5167437 Mechanisms for drawing a chain into or through a channel of a chain guideExpiredOct 01, 91Dec 01, 92[E21C]
5161671 Transfer station for transferring material between conveyors in a mine workingExpiredNov 25, 91Nov 10, 92[B65G]
5156258 Scraper-chain conveyors for use in mineral miningExpiredNov 25, 91Oct 20, 92[B65G]
5031752 Curvable chain scraper conveyorExpiredFeb 26, 90Jul 16, 91[B65G]

Top Inventors for This Owner

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