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Class 241/46.11 - Including impeller-type agitating means


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus wherein a stirring means turns upon an axis to
No. of patents: 110
Last issue date: 04/15/2008


1      
NumberTitleIssue Date
7357341Two stage sewage grinder pump
A two-stage sewage grinder pump (10) having two impellers (30, 32) and a grinder (60) attached to the motor shaft (24). Preferably, both impellers are vortex impellers and are positioned between the grinder and the motor. The motor housin...
04/15/2008
7275857Apparatus for treating plastics material
A device for treating plastics material, in particular thermoplastic plastics material, has a receiving container (1) which has a base (15) and lateral walls (14). In the receiving container at least [one] disc (17) is arranged close to t...
10/02/2007
7237736Grinder pump with self aligning cutter assembly
A grinder pump with a self aligning cutter assembly, the grinder pump having an inlet port, a drive shaft and a cutter assembly, the cutter assembly comprising a rotary cutter and a stationary, annular cutter. The rotary cutter is supported for rotation by the drive...
07/03/2007
7178749Pump with cutting assembly
A cutting assembly including a pair of substantially parallel shafts, each shaft having a plurality of axially spaced cutting blades mounted thereon such that each blade forms an oblique angle with respect to a central axis of the associated shaft, wherein each cutt...
02/20/2007
7175118Apparatus and method for processing high viscosity dispersions
Apparatus and method for dispersing solid constituents into a liquid vehicle employ an immersion mill operating in combination with a low shear mixer blade assembly which sweeps the walls of a tank containing a batch of solid constituents in a liquid vehicle to circ...
02/13/2007
7165734Device for mixing and homogenizing materials in laboratory test container with a stirring element
A device for mixing and homogenizing materials, especially infectious or chemically aggressive materials, which can be inserted into a laboratory test container. A disposable lid is provided to hermetically seal said laboratory test container. A stirring element is ...
01/23/2007
7163604Production of fiber suspension from waste paper
A fiber suspension is produced from waste paper by first filling a pulper with a batch of the waste paper. The pulper is operated to partly defibrate the batch of waste paper substantially without disintegrating coarse imputities into finer impurities. The partly de...
01/16/2007
7125221Centrifugal pump improvements
An improved mechanism is provided for adjusting the clearance between the outer edges of impeller vanes of a centrifugal pump and the interior surface of an adjacent intake plate. The impeller having the vanes is mounted as an assembly to a back plate that can be se...
10/24/2006
7121490Chopper blade apparatus and method for refining particles
A particle refining apparatus to be integrated into a system including a containment device and an influent conduit. The influent conduit is configured to retain the particle refining apparatus and connected to the containment device. The particle refining apparatus...
10/17/2006
7100851Method and apparatus for dispersing pigment in liquid medium
The present invention provides an apparatus for dispersing pigment in a water-based or oil-based intermediate mixture for producing a coating composition comprising a mixer and a dispersing device, the mixer having a vacuum pump and capable of conducting a primary m...
09/05/2006
7040209Tool fixtures for use in rotational processing
A fixture for holding tools to be processed in a rotational processing apparatus. The fixture includes at least one mounting rod with a plurality of spacers slidably disposed on the mounting rod. A plurality of tools are disposed about the rod, each tool being space...
05/09/2006
6969018Sanitary shredder
A sanitary shredder includes at least a channel feeding water into a caisson (1), an electric motor whereof the axis has at its end a rotor pump (5) with blades (6), and shredding elements opposite the shredding chamber (3) provided with ...
11/29/2005
6951445Apparatus for use in slurry pumps
Apparatus for use with a slurry pump, including a stationary part which includes a processing chamber having an inner side wall and a central axis, an inlet and an outlet to and from the processing chamber and a rotatable part at least partially disposed within the ...
10/04/2005
6916152Centrifugal sewage pumps with two impellers
A centrifugal sewage pump with two impellers includes a motor, a first impeller housing, a second impeller housing and a transfer tube. The first impeller housing is attached on one end of the motor and the second impeller housing is attached to the other end of the...
07/12/2005
6808136Fine media mill with improved disc
An agitator (10) with a rotatable axial shaft (24) with a plurality of grinding discs (22) connected generally perpendicular to the shaft (24) is provided having at least one grinding disc (22) with an axially extending pin (32
10/26/2004
6708910Pump and grinder assembly for use with a steam producing device
A pump and grinder assembly is provided for use with a steam producing device having a housing defining a water chamber. The assembly includes a motor having a rotatable output shaft and a pump and grinder shaft coupled to the output shaft for rotation therewith. A ...
03/23/2004
6705554Rotor for a paper stock processing machine, anti-wear element for such a rotor, and paper stock processing apparatus
Rotor for a paper stock processing machine, an anti-wear element for protecting a leading front surface of a rotor blade, and a paper stock processing apparatus. The rotor includes at least one rotor blade having a leading front surface to be protected, and an anti-...
03/16/2004
6619575Apparatus for continuously recycling synthetic material, preferably polymers
An apparatus for the continuously recycling of synthetic plastics material, preferably polyester, has a first receptacle (2) for the material in which movable tools (9) are disposed which comminute and/or mix the material. Pre-processed material is convey...
09/16/2003
6554584Inline type pump
An inline type pump in which a rotor having an axial flow vane is arranged inside the cylindrical stator. The fluid is discharged from the discharging port after a rotating kinetic energy of the fluid transferred by the axial flow vane toward the discharg...
04/29/2003
6412714Apparatus for mixing, grinding, dispersing or emulsifying
An apparatus for mixing, grinding, dispersing or emulsifying including a rotatable drive, a rotor body connected for rotation with the drive and having at least one aperture for fluid flow through the rotor body and a flow divider plate structure extendin...
07/02/2002
6302342Pulper cone assembly for handling slabs of reel broke baled pulp and the like
A pulper has a circular rotor that carries a set of peripheral blades that rotate within a stator having a set of peripheral lobes that interact with the peripheral blades as they rotate to reduce and defiber materials, e.g., to produce pulp slurries for ...
10/16/2001
6234415Pulping apparatus
A pulper includes a rotor (5) mounted in a tube adjacent to a screening plate (4) having holes (4a). The rotor (5) includes helical vanes (5a) whose diameter decreases towards the outer end of the rotor. The rotor vanes (5a) carry in the vicinity of the s...
05/22/2001
6186426Comminution and distribution device for comminutable, pumpable materials
The comminution and distribution device according to the invention can be used to crush comminutable, pumpable materials, in particular mechanically dewatered slurry, into roughly the same sized pieces, and feed them in controllable quantities to a downst...
02/13/2001
6156159Device for mixing of a fluid into a pulp-suspension
Process and device for mixing fluid into a pulp suspension of cellulose-containing fiber material, in which the pulp suspension is pumped in through a pump inlet (17), brought into rotation and, at the desired reaction pressure, mixed with the said fluid ...
12/05/2000
6053441Toroidal flow pulper for difficult materials
To defiber a wide variety of materials, rotor and stator constructions are varied 1) to increase the agitation of stock in a tank or 2) to increase defibering effectiveness and increase flow rate through a recirculation line or to downstream equipment. To...
04/25/2000
6010086Grinder pump
A grinder pump includes a pump assembly, a grinder mechanism, and a motor disposed between the grinder mechanism and the pump assembly. A shaft of the motor is operably attached at one end thereof to the grinder mechanism and at the other end thereof to t...
01/04/2000
6000840Rotors and stators for mixers and emulsifiers
A rotor-stator assembly having a stator and a rotor for mixing and emulsifying materials in which the rotor includes wedge-shaped rotor blades and the stator includes generally V-shaped openings which together impart additional and increased high speed sh...
12/14/1999
5979807Process and plant for the production of a fluid fine paste hardenable after molding
The process is implemented in a plant which comprises a homogenising apparatus (1) consisting of a first vertical container (10) having axial stirring devices (11) and peripheral stirring devices (12) with independently actuated blades (15), and grinding ...
11/09/1999
5918822Channeled pulp rotor
A channeled pulp rotor for use in a generally cylindrical or tub shaped pulper apparatus to make a slurry out of a mixture of solid and liquid materials for such things as paper making includes a rotor hub having at least one vane extending radially from ...
07/06/1999
5775601Systems and method for producing delaminated sedimentary mica
Sedimentary mica flakes are produced having a bulk density of between about five and one-half pounds per cubic feet and eight pounds per cubic feet (5.5-11 lbs/ft3), a high aspect ratio, and a G.E. brightness between about seventy-five and nine...
07/07/1998
5518191Agitator mill
The invention relates to an agitator mill which has both a static separating arrangement and a dynamic separating arrangement on the outlet side of the grinding chamber. These two separating arrangements complement one another in an ideal manner, since in...
05/21/1996
5464161Solid waste pulper
A solid waste pulper including a pulping chamber, oriented at an angle, hng a first inlet port for introducing solid waste material to be pulped, and a second inlet port in the pulping chamber for introducing water into the chamber. A blade assembly, pre...
11/07/1995
5450368Two liquid type mixer
A mixer capable of mixing a resin material consisting of a plurality of liquids and of discharging the mixture. The mixer includes a plurality of agitating portions provided on a rotor shaft, and a plurality of partitioning members disposed in a mixing ch...
09/12/1995
5447369Industrial mixer
Industrial apparatus for mixing viscous material comprising a stationary mixing tank (1) having an inlet (7) and an outlet (8), a rotary stirring element (12) within the tank, duct means (23) interconnecting said outlet (8) and inlet (7), and an impeller ...
09/05/1995
5400977Pulverizer
A pulverizing system which reduces the size of solid particulate material such as drill cuttings from a wellbore is disclosed. The pulverizing system includes a pair of interconnected cylindrical chambers with each chamber having a rotatable shaft with a ...
03/28/1995
5348236Impeller assembly for processing device
An impeller of an impeller assembly for a processing device has a spiral ove formed in a circumferential side face so that material entering a clearance space between the circumferential side face of the impeller and inner circumferential walls of the pr...
09/20/1994
5320285Grinding mixer
The grinder is generally composed of a cantilever having one end supported by a stand and the other end of which being connected with a spindle, perpendicularly. A grinding means is secured to the bottom end of the spindle adopted to grind and to mix arti...
06/14/1994
5279709Method and apparatus for improving the control and treatment of fiber suspension flow
A method and apparatus for controlling the flow of a fiber suspension having a direction of flow and a consistency from 5-25% including a treatment chamber having an axis extending in the direction of flow of the fiber suspension, a suspension inlet and a...
01/18/1994
5242124Apparatus for conveying, comminuting and mixing materials comprising/not comprising solid matter
An apparatus for conveying, comminuting and mixing materials comprising/not comprising solid matter having a stator (8) featuring teeth extended inwardly comprises a plurality of racks (13) arranged alongside each other. These racks (13) are held at the e...
09/07/1993
5174508Tablet extraction and analysis system and method
A tablet extractor includes a housing which defines a cylindrical chamber having a bottom wall and a side wall. A relief is formed in a sector of the chamber side wall which creates a relatively sharp knife edge. An impeller rotatably mounted in the housi...
12/29/1992
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