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Class Information
Number: 366/270
Name: Agitating > Stirrer within stationary mixing chamber > Pump type > Propeller blade type
Description: Subject matter wherein the pump has one or more blades which when rotated about a central shaft produces movement of the material in a direction parallel to the axis of rotation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7473025 |
Mixing impeller with spiral leading edge |
Jan. 6, 2009 |
| 7331704 |
Start-up method for draft tube mixing |
Feb. 19, 2008 |
| 7201884 |
Process and apparatus for performing a gas-sparged reaction |
Apr. 10, 2007 |
| 7172337 |
Low shear impeller |
Feb. 6, 2007 |
| 7168848 |
Axial-pumping impeller apparatus and method for magnetically-coupled mixer |
Jan. 30, 2007 |
| 7168849 |
Agitation apparatus and method for dry solids addition to fluid |
Jan. 30, 2007 |
| 7127919 |
Methods and apparatus for homogenizing molten glass |
Oct. 31, 2006 |
| 6964511 |
Mixing apparatus and method |
Nov. 15, 2005 |
| 6447157 |
Transportation of soluble solids |
Sep. 10, 2002 |
| 6443613 |
Method for transporting and delivering substances |
Sep. 3, 2002 |
| 6428711 |
Purification method by mixing/diffusion of closed water zone and mixing/diffusion apparatus |
Aug. 6, 2002 |
| 6422736 |
Scalable impeller apparatus for preparing silver halide grains |
Jul. 23, 2002 |
| 6391628 |
Digester with agitator and method for operating an agitator in a digester |
May. 21, 2002 |
| 6296384 |
Vertical agitating apparatus |
Oct. 2, 2001 |
| 6276825 |
Transportation of soluble solids |
Aug. 21, 2001 |
| 6276826 |
Apparatus for transporting and delivering substances |
Aug. 21, 2001 |
| 6250797 |
Mixing impeller system having blades with slots extending essentially all the way between tip and hub ends thereof which facilitate mass transfer |
Jun. 26, 2001 |
| 6250796 |
Agitation apparatus with static mixer or swirler means |
Jun. 26, 2001 |
| 6123448 |
Agitator for fixing and/or conveying aggressive liquids and/or liquids containing solids or fibers |
Sep. 26, 2000 |
| 6079864 |
Horizontal flow generation system |
Jun. 27, 2000 |
| 6050720 |
Stirring apparatus with coaxial stirring impellers |
Apr. 18, 2000 |
| 6030113 |
Mixing apparatus and method for mixing black liquor from cellulose production with ash from flue gases formed from combustion of black liquor |
Feb. 29, 2000 |
| 6000840 |
Rotors and stators for mixers and emulsifiers |
Dec. 14, 1999 |
| 5964527 |
Mixing device |
Oct. 12, 1999 |
| 5851066 |
Floating mixer |
Dec. 22, 1998 |
| 5813837 |
Axial-flow impeller for mixing liquids |
Sep. 29, 1998 |
| 5803601 |
Horizontal flow generation system |
Sep. 8, 1998 |
| 5762417 |
High solidity counterflow impeller system |
Jun. 9, 1998 |
| 5658076 |
Apparatus for storing and handling waste water slurries |
Aug. 19, 1997 |
| 5628563 |
Method and system for slurry preparation and distribution |
May. 13, 1997 |
| 5626423 |
Apparatus and method for transporting and agitating a substance |
May. 6, 1997 |
| 5580168 |
Mixing system employing a dispersion tank with venturi input for dissolving water soluble additives into irrigation water |
Dec. 3, 1996 |
| 5564828 |
Method and device for controlled motion of water in water basins |
Oct. 15, 1996 |
| 5525269 |
Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator |
Jun. 11, 1996 |
| 5454986 |
Down-flow batch mixing system |
Oct. 3, 1995 |
| 5411330 |
Moebius shaped mixing accessory |
May. 2, 1995 |
| 5344235 |
Erosion resistant mixing impeller |
Sep. 6, 1994 |
| 5338115 |
Mixing device for materials with large density differences |
Aug. 16, 1994 |
| 5338779 |
Dry polymer activation apparatus and method |
Aug. 16, 1994 |
| 5324110 |
Agitating device with baffle |
Jun. 28, 1994 |
| 5316443 |
Reversible mixing impeller |
May. 31, 1994 |
| 5271567 |
Fertilizer distribution head and dispensing chute |
Dec. 21, 1993 |
| 5253812 |
Tank cleaning method and apparatus |
Oct. 19, 1993 |
| 5246289 |
Agitator having streamlined blades for reduced cavitation |
Sep. 21, 1993 |
| 5226727 |
Agitator/mixer |
Jul. 13, 1993 |
| 5174652 |
Air intake supressor |
Dec. 29, 1992 |
| 5152606 |
Mixer impeller shaft attachment apparatus |
Oct. 6, 1992 |
| 4966690 |
Chlorine induction apparatus for treatment of wastewater |
Oct. 30, 1990 |
| 4956100 |
Method and apparatus for mixing and surface skimming water treatment basins |
Sep. 11, 1990 |
| 4883363 |
Device inter alia for uniformly distributing solid and/or liquid particles, and an assembly comprising such a device |
Nov. 28, 1989 |
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