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Class Information
Number: 366/263
Name: Agitating > Stirrer within stationary mixing chamber > Pump type > Centrifugal
Description: Subject matter wherein the pump is of the centrifugal force type, e.g., radial and tangential flow.










Sub-classes under this class:

Class Number Class Name Patents
366/265 Impeller only 54
366/264 Impeller with outer stationary ring 85


Patents under this class:
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Patent Number Title Of Patent Date Issued
8672029 System for reducing foam in mixing operations Mar. 18, 2014
8641266 Horizontal-flow hydration apparatus Feb. 4, 2014
8534907 Device for accelerating mixing and dissolving process of liquid water Sep. 17, 2013
8469585 In-line multi-chamber mixer Jun. 25, 2013
8328410 In-line multi-chamber mixer Dec. 11, 2012
8071034 Rotary fluidized bed device and method for using said device Dec. 6, 2011
8020313 Method and apparatus for separating volatile components from feed material Sep. 20, 2011
7998421 Particle treatment in an expanded toroidal bed reactor Aug. 16, 2011
7954992 Multi-use portable mixing device Jun. 7, 2011
7942572 Process for the continuous production of emulsions May. 17, 2011
7507343 Mixing and settling method and device in solvent extraction processes to recover high-purity products Mar. 24, 2009
7418829 Apparatus for the production of ice-cream mass with solid ingredients Sep. 2, 2008
7281839 Turbine cement/water mixer for concrete production Oct. 16, 2007
6857774 Devices for cavitational mixing and pumping and methods of using same Feb. 22, 2005
6855299 Collider chamber apparatus and method of use of same Feb. 15, 2005
6491787 Method for heating pulps Dec. 10, 2002
6328466 Agitation blade Dec. 11, 2001
6280079 Method of mixing slurries Aug. 28, 2001
6110432 Collider chamber apparatus and method of use of same Aug. 29, 2000
5904419 Blender method and apparatus May. 18, 1999
5564828 Method and device for controlled motion of water in water basins Oct. 15, 1996
5511881 Impeller system and method for enhanced-flow pumping of liquids Apr. 30, 1996
5501523 Impeller system for mixing and enhanced-flow pumping of liquids Mar. 26, 1996
5458414 Method and apparatus for storing and handling waste water slurries Oct. 17, 1995
5338115 Mixing device for materials with large density differences Aug. 16, 1994
5322357 Apparatus for blending a powder with a liquid Jun. 21, 1994
5292194 Device for preparing liquid to thin pulpy media Mar. 8, 1994
5282980 Method for treatment of waste water sludge Feb. 1, 1994
5240599 Apparatus for treatment of waste water sludge Aug. 31, 1993
5240327 Method for creating double loop flow Aug. 31, 1993
5198156 Agitators Mar. 30, 1993
5176447 Turbomixer with rotating injector for mixing liquid Jan. 5, 1993
5141392 Connecting arrangement between impeller shaft and mixer Aug. 25, 1992
5078505 Apparatus for creating a double loop flow Jan. 7, 1992
4989987 Slurry mixing apparatus Feb. 5, 1991
4919540 Self-leveling mixer apparatus Apr. 24, 1990
4893937 Apparatus and method for suspending solids Jan. 16, 1990
4884892 Method and apparatus to generate precisely-defined wall shearing stresses Dec. 5, 1989
4883363 Device inter alia for uniformly distributing solid and/or liquid particles, and an assembly comprising such a device Nov. 28, 1989
4869657 Magnetic pump of a photographic processing bath Sep. 26, 1989
4850704 Two stage blender Jul. 25, 1989
4834542 Mixer for pulverous and liquid materials (essentially cement and water), of liquid-liquid materials May. 30, 1989
4786183 Mixing apparatus Nov. 22, 1988
4778280 Mixing apparatus Oct. 18, 1988
4747757 Submersible mixing pump May. 31, 1988
4671665 Machine for mixing particles with a fluid composition Jun. 9, 1987
4660990 Method and apparatus for weighing and mixing powder and liquid Apr. 28, 1987
4657401 Liquid-liquid extractor Apr. 14, 1987
4614435 Machine for mixing solid particles with a fluid composition Sep. 30, 1986
4572675 Apparatus for agitating and pumping a liquid slurry Feb. 25, 1986

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