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Class 241/172 - With independent means moving or guiding the material and/or grinding bodies in receptacle


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus provided with means mounted independently of the
No. of patents: 193
Last issue date: 10/04/2011


1          
NumberTitleIssue Date
8028944Mixing impeller with grinding pegs
The present invention relates to an apparatus and method of manufacturing the apparatus for grinding and evenly disseminating solid materials within a vehicle or carrier. More specifically, the apparatus of the present invention may be comprised of an impeller with ...
10/04/2011
7857247Milling system
A milling apparatus containing a radially symmetrical sleeve having an axial passageway with an upstream inlet and a downstream outlet or vice versa, a radially symmetrical rotor located within the sleeve, one of the rotor and sleeve being rotatable relative to the ...
12/28/2010
7784722Stirring or dispersing device
A stirring or dispersing device (1), has a hermetically sealed mixing chamber (5), a tool (2), and a drive mechanism (4) located outside of the mixing chamber (5). The tool (2) can be driven around a central shaft in the mix...
08/31/2010
7648095Agitating or dispersing apparatus
An agitating or dispersing apparatus (1) with a hermetically sealed mixing chamber (5), an agitating or dispersing tool (2) that can be driven in this mixing chamber (5) about a central axis and with a rod-shaped element (3) for tr...
01/19/2010
7641137Dispersing apparatus
In a dispersing apparatus comprising a container (10) for a dispersion material, a dissolve disc (22) drivable by a shaft (21) and a grinding device which contains a grinding medium and which has a perforated housing (34) through which di...
01/05/2010
7571871Uniform shear application system and methods relating thereto
Disclosed herein is a shear application system for applying substantially uniform amounts of shear throughout a powder sample. The shear application system preferably includes a cylinder assembly having an inner cylinder, a housing, an inner set of lugs, and an oute...
08/11/2009
7387059Sheet punching apparatus, sheet finishing apparatus, and image forming apparatus
A sheet punching apparatus includes a transport unit for receiving a sheet; a hole punching device for punching a hole in the sheet transported to the transport unit; a punch scrap container for storing punch scraps after the hole punching device punches the hole; a...
06/17/2008
7374116Circulation type media agitator mill
A circulation type media agitator mill includes a cylindrical vessel, and an agitating member arranged rotatably in the cylindrical vessel. A grinding media is contained in a grinding chamber defined between a cylindrical wall of the agitating member and a surroundi...
05/20/2008
7374115Ball mill provided with an agitator
A ball mill is provided with an agitator and comprises a grinding chamber containing grinding medium, a stator and a rotor which are arranged in said grinding chamber, an input opening for material to be ground and an output opening for ground material which are use...
05/20/2008
7354266Replaceable lump breaker system for a rotary kiln
A rotary kiln for pyroprocessing particulate material includes a cylindrical kiln shell supported for rotation about a longitudinal central axis. The kiln has a discharge opening that includes a lump breaker system. The lump breaker system includes multiple insert r...
04/08/2008
7318841Synthesis of calcium phosphates by mechano-chemical process
A low crystallinity calcium phosphate powder is prepared by mechanically grinding a calcium phosphate solid under grinding forces local heating sufficient to mechanically alloy the calcium phosphate solid and reduce the crystalline domains of the calcium phosphate s...
01/15/2008
7275704Compound dispersing method and apparatus
To provide a dispersing apparatus that can stir media in a vessel uniformly, and by increasing the shearing power at stirring, can perform quality constant dispersion with high dispersing efficiency. In a dispersing apparatus wherein a basket-shaped vessel 2 ...
10/02/2007
7264191Agitator mill
An agitator mill comprises a grinding receptacle and a rotarily drivable agitator arranged therein. A grinding-stock supply mouthes into the grinding chamber; a grinding-stock discharge leads out of the grinding chamber. The grinding chamber is at least partially fi...
09/04/2007
7243866Agitator mill
An agitator mill comprises an annular cylindrical exterior grinding chamber which is defined by an inner wall of a grinding receptacle and an outer wall of a rotor; and an interior grinding chamber which is defined by an inner wall of the rotor and an outer casing o...
07/17/2007
7229035Method of deagglomerating ceramic powder, deagglomeration mill used therefor and method of preparing highly dispersed slurry using the deagglomerated powder
Disclosed herein is a method of deagglomerating ceramic powder to inhibit agglomeration and provide a uniform particle size, a deagglomeration mill used for the above method, and a method of preparing uniformly mixed ceramic slurry using the deagglomerated ceramic p...
06/12/2007
7216822Agitator mill
An agitator mill comprises an annular cylindrical exterior grinding chamber which is defined by an inner wall of a grinding receptacle and an outer wall of a rotor; and an interior grinding chamber which is defined by an inner wall of the rotor and an outer casing o...
05/15/2007
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
7094132Method of and apparatus for magnetic-abrasive machining of wafers
A method of magnetic-abrasive machining of parts has the steps of supporting a part, generating a magnetic field by magnetic means located at one side of the part, placing a magnetic-abrasive powder on a surface located at another, opposite side of the part, so that...
08/22/2006
7073738Fine media mill with improved disc
An agitator with a rotatable axial shaft with a plurality of grinding discs connected generally perpendicular to the shaft is provided having at least one grinding disc with an axially extending pin spaced radially outwardly from the shaft and radially inwardly from...
07/11/2006
7059552Comminution apparatus
These and other objects of the present invention are achieved by a comminution apparatus comprised of a housing member formed with co-planar circularly-shaped chambers in chordal juxtapositioned to each other thereby forming a collision zone therebetween and wherein...
06/13/2006
7014134Stirred ball mill
The horizontally operating stirred ball mill has a cylindrical grinding chamber (50) serving for receiving grinding media, a material inlet (37) arranged at the end of the grinding chamber (50) and opening into the interior (3) of the gri...
03/21/2006
6976647System and method for milling materials
A system for milling at least one material, e.g., a drug, is described. The system includes a milling apparatus. In another embodiment of the invention, the system includes at least one milling medium. The milling apparatus includes a chamber having a rotary milling...
12/20/2005
6905085Particle processing apparatus
A part of an outer wall composing a clean box 2 becomes a component of a particle processing apparatus, a processing chamber 31 and the clean box 2 are integrated, the entire apparatus can be made compact, and in accordance with such compactness...
06/14/2005
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
6764034Grinding mill
A grinding mill has a rotating container (40) into which particulate material is fed. The container is rotated above critical speed to form a layer which is retained under high pressure against the container inner surface. Shearing discs (58) mounted i...
07/20/2004
6752338Ball mill
A pilot plant scale SAG mill suitable for use in design of a commercial scale SAG mill. The ball mill has a cylindrical outer chamber having flanges at opposed ends. The cylindrical outer chamber contains a removable grinding chamber in the form of a sleeve. The rem...
06/22/2004
6742734System and method for milling materials
A system for milling at least one material, e.g., a drug. The system includes a milling apparatus and at least one milling medium. The milling apparatus includes a chamber having a rotary milling head located in it. The milling head is rotated within the chamber by ...
06/01/2004
6719610Method and device for grinding particulates
A particulate grinding method and device applies different force fields to drive the grinding medium and the particulates move in different routes but collide only at a grinding area so that they are separated naturally without conventional screening mechanisms, suc...
04/13/2004
6607152Mill
This invention relates to the mill wherein balls which are loading members in a milling chamber are made to move reciprocating motion certainly in the axis direction of a revolving shaft in addition to vertical motion so that a mass of objects can be mill...
08/19/2003
6585180Pipeline beads mill and dispersing system having the pipeline beads mill
A pipeline beads mill has a dispersion chamber, a first feeding port for feeding a material to be treated into the dispersion chamber, a second feeding port for feeding a dispersion media into the dispersion chamber, a tubular outer stator disposed in the...
07/01/2003
6565024Dispersing device
A dispersing device has a container that receives and processes a product to be dispersed and a grinding device with a housing that contains grinding bodies, wherein said housing has openings enabling the product to be dispersed to pass through, an agitat...
05/20/2003
6460791Agitator mill
An agitator mill with a grinding receptacle comprises a grinding chamber defined by an inner wall thereof and a rotor which is located therein and driven in high-speed actuation. Mounted on the rotor are agitator elements which stand out radially and to w...
10/08/2002
6450428Feed arrangement for grinding mill incorporating fluid feed
An autogenous grinding mill (10) includes a support casting (12) and a drive motor (14) which rotates a drum (18) defining a generally cylindrical grinding chamber. The other end of the chamber has a discharge opening (22) through which a stationary shaft...
09/17/2002
6431478Small-scale mill and method thereof
A small-scale or micro media-mill and a method of milling materials or products, especially pharmaceutical products, use a dispersion containing attrition milling media and the product to be milled. The milling media can be polymeric, formed of polystyren...
08/13/2002
6405952Superfine milling apparatus with pivotal milling chamber
A high-energy/superfine milling apparatus has a milling vessel having a side wall centered on a vessel axis, defining a closed compartment, having a pair of end walls, and formed with a closable fill/empty port. An agitator rotatable about the vessel axis...
06/18/2002
6375101Grinding mill
A grinding mill has a rotating container (40) into which particulate material is fed. The container is rotated above critical speed to form a layer which is retained under high pressure against the container inner surface. Shearing discs (58) mounted insi...
04/23/2002
6325310Immersion-type dispersing apparatus
An immersion-type dispersing apparatus comprises a body, a tubular outer stator connected to the body, and a tubular inner stator disposed in the tubular outer stator and forming with the tubular outer stator an annular treatment gap for containing a disp...
12/04/2001
6260779Agitator mill
An agitator mill comprises a cylindrical grinding receptacle, in which is disposed an agitator to be driven in rotation. At one end a grinding-stock supply line opens into the grinding chamber. At the other end a grinding-stock discharge line discharges t...
07/17/2001
6217442Grain processing apparatus and methods
A grain processing apparatus is used in one embodiment for debranning grain to remove the bran. In another embodiment, it is used as a mill for milling flour. The processor includes a cylindrical drum with an internal rotor having a set of impeller rods. ...
04/17/2001
6158680Multi-barrel media mill and method of grinding
A multiple barrel chamber for a media mill where the media mill is used to grind and disperse pigments for paint, coating, ink products, and other pigment-vehicle fluids, as well as grinding and dispersing other particulate matter. More particularly, a th...
12/12/2000
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