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Class Information
Number: 366/298
Name: Agitating > Stirrer within stationary mixing chamber > Rotatable stirrer > Plural stirrers > On parallel axes > Differing in speed
Description: Subject matter wherein one stirrer moves at a rate unequal to the rate of motion of another stirrer.

Patents under this class:

Patent Number Title Of Patent Date Issued
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
6994465 Mixing assembly for mixing bone cement Feb. 7, 2006
5887976 Continuous kneading machine having at least one rotating shaft and paddles and notched adjusting plates mounted on each shaft Mar. 30, 1999
5782560 Internal mixer Jul. 21, 1998
5658075 Self-cleaning reactor/mixer for highly viscous and solids-bearing materials to be mixed Aug. 19, 1997
5630944 Treatment of sewage sludge May. 20, 1997
5407266 Mixing kneader with rotating shafts and kneading bars Apr. 18, 1995
5399012 Fully self-cleaning reactor/mixer with a large usable volume Mar. 21, 1995
5354127 Segmented mixing auger Oct. 11, 1994
5352035 Concrete mixing system with cement/water premixer Oct. 4, 1994
5332314 Extrusion apparatus with a backfeed extruder for mixing and extruding of thermo-plastic and thermo-setting materials Jul. 26, 1994
5292186 Continuous kneading machine Mar. 8, 1994
5230562 Viscous liquid processor Jul. 27, 1993
5094541 Mixer apparatus and method of blending various materials Mar. 10, 1992
5028141 Mixing machine Jul. 2, 1991
4987850 Apparatus for the wetting of seeds Jan. 29, 1991
4797080 Continuous kneading machine Jan. 10, 1989
4772434 Soap making process Sep. 20, 1988
4752139 Preconditioning apparatus for extruder Jun. 21, 1988
4697929 Planetary mixers Oct. 6, 1987
4650338 Mixing and kneading machine Mar. 17, 1987
4593612 Upright red wine fermentation tank Jun. 10, 1986
4515482 Sterile suspension and solution holding and mixing tank May. 7, 1985
4474475 Mixing apparatus Oct. 2, 1984
4474683 Soap making process Oct. 2, 1984
4397760 Rapid saponification process Aug. 9, 1983
4380398 Dispersion mixer Apr. 19, 1983
4361404 Mixing equipment and agitator therefor for use with granular material and method of producing prepared granular material Nov. 30, 1982
4298289 Mixing device Nov. 3, 1981
4277181 Food mixer Jul. 7, 1981
4176971 Multi-purpose kitchen appliance Dec. 4, 1979
4153376 Feed mixer apparatus May. 8, 1979
4091463 Mixer, especially printing ink mixer May. 23, 1978
4053144 Delta rotor through feed mixer Oct. 11, 1977

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