Durametal Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 629

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7712694 Disc refiner with plates having logarithmic spiral barsJun 17, 08May 11, 10[B02C]
7407123 Refiner plates with logarithmic spiral barsApr 22, 03Aug 05, 08[B02C]
6616078 Refiner plate with chip conditioning inletNov 27, 00Sep 09, 03[B02C]
6311907 Refiner plate with chicanesFeb 15, 00Nov 06, 01[B02C]
5893525 Refiner plate with variable pitchJul 01, 97Apr 13, 99[B02C]
5863000 Refiner plate with steam relief pocketsJul 01, 97Jan 26, 99[B02C]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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