BÜHLER THERMAL PROCESSES AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 423
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2118
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1124
 
  
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 129

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9133303 Method for the production polyester with improved melting properties and crystallization propertiesJan 19, 06Sep 15, 15[C08G]
9039948 Method and device for producing and treating pelletsMar 11, 13May 26, 15[B29B]
7981340 Method of degassing a flowable mass in a ring extruderDec 07, 09Jul 19, 11[B29B]
7654725 Degassing of flowable masses in a multiple-screw extruderJun 13, 02Feb 02, 10[B29B]
7040798 Ring extruder feedJul 09, 01May 09, 06[B29B]
6374510 Drier-heat-exchangerJun 13, 00Apr 23, 02[F26B]
6010667 Shaft reactor for treating bulk materialFeb 06, 96Jan 04, 00[C08F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0182,963 Method For Producing PolyesterAbandonedAug 31, 06Jul 31, 08[C08G]
7291694 Method and device for producing crystallizable plastic materialExpiredJun 09, 00Nov 06, 07[C08F]
7080935 Multi-screw extruderExpiredOct 02, 02Jul 25, 06[B29B]
6852256 Process for upgrading plastic materialExpiredJun 12, 01Feb 08, 05[B29C]
6841656 Method of processing a polycondensate in a multi-screw extruderExpiredMay 02, 03Jan 11, 05[C08F]

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