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Class Information
Number: 366/300
Name: Agitating > Stirrer within stationary mixing chamber > Rotatable stirrer > Plural stirrers > On parallel axes > Rotating in opposite directions
Description: Subject matter wherein the parallel stirrers are rotating in opposite directions relative to each other.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8641266 Horizontal-flow hydration apparatus Feb. 4, 2014
8398863 Water-purifying apparatus generating anions and processing method thereof Mar. 19, 2013
8267574 Method for preparing a calibrated emulsion Sep. 18, 2012
7871193 Mixer having a centrally disposed helical or anchor agitator and eccentrically disposed screw or blade agitator Jan. 18, 2011
7790437 Organ transportation device Sep. 7, 2010
7556420 Internal mixer for kneading plastic materials Jul. 7, 2009
6994465 Mixing assembly for mixing bone cement Feb. 7, 2006
6988822 Electric hand mixer Jan. 24, 2006
6902314 Method and apparatus for mixing a fluid mass Jun. 7, 2005
6846103 Apparatus for continuous stirring and process for continuous polycondensation of polymer resin Jan. 25, 2005
6811295 Batch mixer and a mixing rotor for the same Nov. 2, 2004
6623156 Method for mixing a fluid mass Sep. 23, 2003
6550958 Domestic kitchen appliance with transmission unit Apr. 22, 2003
6550372 Food processor Apr. 22, 2003
6409376 Mixer apparatus Jun. 25, 2002
6382828 Apparatus for turning and/or mixing a flat bed compost May. 7, 2002
6367959 Method and apparatus for blending water with sand Apr. 9, 2002
6270248 Mixing apparatus for a molten substance of high temperature Aug. 7, 2001
6267497 Device for producing feed stuff or organic fertilizer from edible waste material through low temperature, natural fermentation and drying process Jul. 31, 2001
6260995 Mixing apparatus Jul. 17, 2001
6224251 Continuous kneading machine May. 1, 2001
6136246 Screw extruder with improved dispersive mixing elements Oct. 24, 2000
6109488 Apparatus for conditioning and dispensing loose fill insulation material Aug. 29, 2000
5993752 Device for dissolving a coagulant Nov. 30, 1999
5984516 Enclosed kneading apparatus Nov. 16, 1999
5985347 Cheese processing vat and method Nov. 16, 1999
5932159 Screw extruder with improved dispersive mixing Aug. 3, 1999
5918978 Device for mixing chemicals into a fibrous material suspension Jul. 6, 1999
5897206 Agitator and agitator assembly Apr. 27, 1999
5882114 Method of continuous extraction of crude wax and apparatus therefor Mar. 16, 1999
5876115 Self-cleaning reactor/mixer for highly viscous and cohesive mixing materials Mar. 2, 1999
5873654 Twin screw extruder type batch mixers Feb. 23, 1999
5829649 Apparatus for conditioning and dispensing loose fill insulation material Nov. 3, 1998
5791776 Hermetically closed kneading apparatus Aug. 11, 1998
5758962 Continuous kneading machine for doughs Jun. 2, 1998
5672006 Internal rubber mixer Sep. 30, 1997
5669710 Completely self-cleaning mixer/reactor Sep. 23, 1997
5630944 Treatment of sewage sludge May. 20, 1997
5587298 Bioreactor Dec. 24, 1996
5560230 Chaos washing machine and a method of washing thereof Oct. 1, 1996
5520455 Batch type kneader having specified parameters and chamfered lands May. 28, 1996
5516205 Twin extruder May. 14, 1996
5509732 Mixer assembly Apr. 23, 1996
5505536 Multiple shaft mixing device providing full kinematic self-cleaning Apr. 9, 1996
5499870 Multiscrew, continuous mixing machine for plasticizable compounds Mar. 19, 1996
5487605 Process and device for the continuous blending of liquid and/or pourable materials into foodstuff masses Jan. 30, 1996
5460445 Mixer Oct. 24, 1995
5452650 Juice extractor Sep. 26, 1995
5417492 Apparatus for continuously mixing and electrically heating flowable materials conveyed by a pair of rotatable screws May. 23, 1995
5403087 Mixing apparatus and mixing method for mixing fibrous and powder materials Apr. 4, 1995

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