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Class Information
Number: 366/265
Name: Agitating > Stirrer within stationary mixing chamber > Pump type > Centrifugal > Impeller only
Description: Subject matter wherein the centrifugal pump comprises a rotating impeller only e.g., cooperates with no other element.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7954992 Multi-use portable mixing device Jun. 7, 2011
7625532 Ablative thermolysis reactor Dec. 1, 2009
7553065 Mixing device Jun. 30, 2009
7462225 Gas separator agitator assembly Dec. 9, 2008
7351385 System for enabling landfill disposal of kitchen waste oil/grease Apr. 1, 2008
7334936 Mixing device and method of mixing Feb. 26, 2008
7226205 Fluid mixing device Jun. 5, 2007
7070317 Method of mixing using vaned mixing device Jul. 4, 2006
6971788 Fluid mixing device Dec. 6, 2005
6877959 Surface aeration impellers Apr. 12, 2005
6860631 Surface aeration impeller designs Mar. 1, 2005
6848823 Method of mixing viscous fluids Feb. 1, 2005
6736538 Mixing blade for drink preparation May. 18, 2004
6715912 Surface aeration impellers Apr. 6, 2004
6688764 Method of mixing using mixing device having vanes with sloping edges Feb. 10, 2004
6543927 Method of mixing viscous fluids Apr. 8, 2003
6523995 In-tank mixing system and associated radial impeller Feb. 25, 2003
6431741 Method of mixing viscous fluids Aug. 13, 2002
6325532 Method for mixing viscous fluids Dec. 4, 2001
6315441 Mixing device with vanes having sloping edges and method of mixing viscous fluids Nov. 13, 2001
6286989 Mixing device with vanes having sloping edges and method of mixing viscous fluids Sep. 11, 2001
6280078 Double sided Mixing and aerating apparatus Aug. 28, 2001
6257753 Method of mixing viscous fluids Jul. 10, 2001
6193405 Method of mixing viscous fluids Feb. 27, 2001
6190033 High gas dispersion efficiency glass coated impeller Feb. 20, 2001
6062721 Method of mixing viscous fluids May. 16, 2000
5984518 Method of mixing viscous fluids Nov. 16, 1999
5782556 Apparatus for quickly making multiple-phase microemulsion fuel oil Jul. 21, 1998
5407271 Integrated rotary mixer and disperser head Apr. 18, 1995
5314310 Spider mounted centrifugal mixing impeller May. 24, 1994
5226727 Agitator/mixer Jul. 13, 1993
5149195 Agitator Sep. 22, 1992
4948262 Rotary mixing and straining apparatus Aug. 14, 1990
4944595 Apparatus for producing cement building material Jul. 31, 1990
4893941 Apparatus for mixing viscous liquid in a container Jan. 16, 1990
4786187 Method for dispersing two phases in extraction and apparatus for realizing the method Nov. 22, 1988
4786183 Mixing apparatus Nov. 22, 1988
4747694 Method for dispersing two phases in a solvent extraction process and a pump mixer for realizing the method May. 31, 1988
4684614 Mixing or pumping apparatus for the treatment of flowable thin or highly viscous media Aug. 4, 1987
RE32324 Mixing device Jan. 6, 1987
4628391 Method for dispersing two phases in liquid-liquid extraction Dec. 9, 1986
4592658 Material entrainment and circulation impeller and method for submerging and entraining material in a media Jun. 3, 1986
4536092 Mixing device Aug. 20, 1985
4534657 Blending and emulsifying apparatus Aug. 13, 1985
4490049 Mixing arrangement Dec. 25, 1984
4451155 Mixing device May. 29, 1984
4410279 Apparatus for agitating the contents of storage tanks Oct. 18, 1983
4408891 Arrangement for developing photographic layer carriers Oct. 11, 1983
4407631 Motor-pump aggregate Oct. 4, 1983
4208134 Apparatus and method for mixing material Jun. 17, 1980

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