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Class Information
Number: 366/158.4
Name: Agitating > Having specified feed means > Agitation of material in feeder or supply reservoir > Rotatable impeller > Screw conveyor > Including upstream agitator
Description: Subject matter including an agitator upstream of the helical blade in the direction of flow of material in the feed means.










Patents under this class:

Patent Number Title Of Patent Date Issued
8322272 Method for positive feeding of preconditioned material into a twin screw extruder Dec. 4, 2012
8322907 Process and apparatus for continuously producing an elastomeric composition Dec. 4, 2012
7396151 Conditioner Jul. 8, 2008
7270469 Apparatus and method for adding pigmentation to concrete mix Sep. 18, 2007
6810921 Method of and device for dispensing bulk material Nov. 2, 2004
6616320 Combined blending and pumping apparatus Sep. 9, 2003
6588928 System for mixing product streams including a combined preblender and pumping device Jul. 8, 2003
5657687 Device for conching chocolate compound Aug. 19, 1997
5476638 Process and device for the production of plastics from at least two free-flowing reactants Dec. 19, 1995
5458415 Apparatus for making bread Oct. 17, 1995
5426137 Method for continuously mixing fluids Jun. 20, 1995
5381837 Mixing apparatus for powder materials Jan. 17, 1995
5382411 Apparatus and method for continuously mixing fluids Jan. 17, 1995
5351609 Conching machine Oct. 4, 1994
5332309 Reactive component mixing with metered dry filler Jul. 26, 1994
5261743 Apparatus and methods for feeding a substantially uniform quantity of a mixture of materials having variable individual densities Nov. 16, 1993
5259749 Apparatus for feeding synthetic resin material to injection molding and extruder units Nov. 9, 1993
5165255 Intermediate staging ice bin for ice and beverage dispensing machines Nov. 24, 1992
5149192 System for mixing cementitious construction materials Sep. 22, 1992
4795264 Arrangement for concrete production in tunnels Jan. 3, 1989
4607957 Plant for the continuous preparation of floated fodder Aug. 26, 1986
4506982 Apparatus for continuously blending viscous liquids with particulate solids Mar. 26, 1985
4499561 Apparatus for continuously producing a dry material and liquid slurry Feb. 12, 1985
4427645 Process for the preparation of solutions from environmentally noxious substances Jan. 24, 1984
4304493 Sand mixer Dec. 8, 1981
4275033 Apparatus for producing a reaction mixture containing fillers from at least two components which are capable of flowing Jun. 23, 1981
4188130 Device for continuously mixing wood chips with binder Feb. 12, 1980
4182232 Curd mixer for making cottage cheese Jan. 8, 1980
4014655 Plant for continuous production of explosive containing explosive oil Mar. 29, 1977











 
 
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