NATIONAL CONVEYORS COMPANY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
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
6467964 Self cleaning bearing assembly for use in a dehydrator or washer for particulate solidsFeb 13, 01Oct 22, 02[F16C]
6109425 Drag type conveyor system and methodDec 09, 98Aug 29, 00[B65G]
6073778 Wringer bowl assemblyJan 11, 99Jun 13, 00[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0136,651 APPARATUS AND METHODS FOR REMOVING BLOCKAGES IN A SHREDDING APPARATUSAbandonedNov 17, 14May 19, 16[B02C]
5858236 Screen for wringer assemblyExpiredApr 21, 97Jan 12, 99[B01D]
5855800 Method for varying the exposure of drainage screen section within a centrifugal separatorExpiredJan 09, 98Jan 05, 99[B01D]
5788861 Method and apparatus for varying the exposure of drainage screen section within a centrifugal separatorExpiredApr 12, 96Aug 04, 98[B04B]
5720877 Wringer bowl assembly for use in a centrifugal separatorExpiredFeb 16, 96Feb 24, 98[B04B]
5651881 Fluid recovery assemblyExpiredNov 28, 95Jul 29, 97[B01D]

Top Inventors for This Owner

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