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Class Information
Number: 366/157.1
Name: Agitating > Having specified feed means > Agitation of material in feeder or supply reservoir > Rotatable impeller > Screw conveyor > Coaxial or unitary with stirrer
Description: Subject matter wherein (a) the mixing chamber has a stirrer which moves about an axis aligned with the axis of the rotatable impeller or (b) the rotatable impeller extends into the mixing chamber to also serve as a stirrer within the chamber.

Sub-classes under this class:

Class Number Class Name Patents
366/157.2 Screw stirrer 15
366/157.4 Vertical axis 5

Patents under this class:

Patent Number Title Of Patent Date Issued
8042680 Releasable coupling Oct. 25, 2011
7524386 Method for wet mixing cementitious slurry for fiber-reinforced structural cement panels Apr. 28, 2009
7404665 Device for charging a screw lodged in a housing and method for operating a device of this type Jul. 29, 2008
5725306 High efficiency mixer for mixing pulp material and treatment substances Mar. 10, 1998
5570953 Mud-mixing machine for drywall texturing and other applications Nov. 5, 1996
5433519 Method and apparatus for the application of mortar or concrete by spraying Jul. 18, 1995
5098628 Centrifugal molding method for composite pipe having a resin concrete layer Mar. 24, 1992
5098267 Apparatus and method for producing and molding structural foam Mar. 24, 1992
5019136 Method and apparatus for separating gas with a pump from a medium being pumped May. 28, 1991
4847007 Device for bonding wastes in a binder Jul. 11, 1989
4844619 Sampling mechanism for a meat mixing machine Jul. 4, 1989
4566799 Apparatus for adjusting the quantity of liquid deposited on fine granular materials and method of preparing mortar or concrete Jan. 28, 1986
4439042 Apparatus to continuously mix and homogenize powdered substances with liquid substances Mar. 27, 1984
4384787 Method and apparatus for adjusting the quantity of liquid deposited on fine granular materials and method of preparing mortar or concrete May. 24, 1983
4361083 Apparatus for treating a foodstuff Nov. 30, 1982
4288288 Apparatus for mixing chemicals into pulp at a refiner inlet Sep. 8, 1981
4232973 Continuous mixing apparatus for flowable products Nov. 11, 1980
4197092 High pressure coal gasifier feeding apparatus Apr. 8, 1980
4193522 Dispensing machine mixing device and housing therefor Mar. 18, 1980
4188130 Device for continuously mixing wood chips with binder Feb. 12, 1980
4000884 Extruder screw Jan. 4, 1977

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