ALPINE AKTIENGESELLSCHAFT

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5377843 Classifying wheel for centrifugal-wheel air classifierDec 10, 92Jan 03, 95[B07B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4804146 Method for the continuous production of granulates from a solid in a fluidized bed of materialExpiredDec 01, 86Feb 14, 89[B01J]
4786406 Particle classifier with wear-resistant classifier wheelExpiredMar 12, 86Nov 22, 88[B07B]
4762765 Method of generating a spherical grainExpiredMar 24, 86Aug 09, 88[G03G]
4643656 Take-away device for plastic tubingExpiredJan 09, 86Feb 17, 87[B29C]
4602743 Fluidized bed jet millExpiredOct 19, 84Jul 29, 86[B02C]
4528091 Particle classifierExpiredJan 27, 84Jul 09, 85[B07B]
4351488 Feed bars for shredding millsExpiredJan 18, 78Sep 28, 82[B02C]
4278537 Apparatus for separating heavy solids and light solids from a mixture thereofExpiredMar 27, 79Jul 14, 81[B07B]

Top Inventors for This Owner

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