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| Number | Title | Issue Date |
| 7264192 | Particulate matter vibro-fluidizing apparatus An object is to provide a particulate matter vibro-fluidizing device capable of circulating particulate matter by vibro-fluidizing the particulate matter in such a manner that granules are homogeneously dispersed over an entire surface as a result of circulating mos... | 09/04/2007 |
| 7216822 | Agitator 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 |
| 7204439 | Apparatus and process for control of rotary breakers Efficient process control of a rotary breaker is dependent upon the rate at which aggregate material is delivered to the rotary breaker. An improved pre-screening apparatus provides enhanced control of the amount of undersized material allowed to bypass the rotary b... | 04/17/2007 |
| 7070134 | Centrifugal grinding mills The present invention relates to a centrifugal grinding mill comprising a vertical axis of revolution (1), a nutating axis (2) intersecting axis (1) at a point of nutation symmetry (3), a grinding chamber (4) symmetrical about axis... | 07/04/2006 |
| 7040557 | System and method for pulverizing and extracting moisture A venturi receives incoming material through an inlet tube and subjects the material to pulverization. The material, as it undergoes pulverization, is further subject to moisture extraction and drying. An airflow generator, coupled to the venturi, generates a high s... | 05/09/2006 |
| 6752338 | Ball 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 |
| 6655617 | Drive system for a tube mill A simply and compactly built drive system for a tube mill is provided whose force transmission is no longer threatened by flexures and other deformations of the grinding tube. A one-piece ring gear having a diameter less than or equal to the diameter of t... | 12/02/2003 |
| 6220536 | Milling machine, method of crushing ore by use of the milling machine, and method of manufacturing the milling machine There is described a milling machine which has a shell main unit and enables an improvement in the efficiency of crushing ore by uniform distribution of grinding members within the shell main unit and which enables an improvement in the quality of crushed... | 04/24/2001 |
| 6189819 | Mill door in coal-burning utility electrical power generation plant A mill in a coal-burning utility electrical power generation plant has a rotary drum for pulverizing coal, and has a mill head at an axial end thereof. A stationary divider plate divides the mill head into an entrance receiving coal, and an exit dischargi... | 02/20/2001 |
| 6158680 | Multi-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 |
| 6119969 | Mill trunnion seal spacer in coal-burning utility electrical power generation plant A coal-burning utility electrical power generation plant includes a mill provided by a rotary drum for pulverizing coal. The drum is rotational about an axis and has mill heads at distally opposite axial ends thereof. Each mill head has a cylindrical mill... | 09/19/2000 |
| 6105890 | Support bearing for nutating machines In a nutating machine such as a high intensity comminution machine having a nutating drum (1), a support bearing is provided by pairs of rolling bearing surfaces (6 and 8, and 7 and 9). In order to reduce power requirements and wear, each pair of compleme... | 08/22/2000 |
| 6070817 | Pulverizer The present invention provides a pulverizer which can readily miniaturize a whole pulverization apparatus including the pulverizer and can be used for various purposes such as grinding aggregate or pigments, polishing decorative stones or pinballs, and mi... | 06/06/2000 |
| 6029920 | Dispersing apparatus It is an object to provide a continuous type dispersing apparatus arranged to disperse particle media in a vessel by stirring blades thereof to satisfactorily perform a process for dispersing a material to be dispersed to effectively use energy of the sti... | 02/29/2000 |
| 6021969 | Agitator mill An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defmed 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 out... | 02/08/2000 |
| 6000646 | Double barrel media mill for grinding and dispersing particulate matter and pigment for paint, coatings, ink and other fluid pigment vehicles A double 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. Centered in each barrel i... | 12/14/1999 |
| 5957398 | Composite ceramic materials as a pulverization medium and for working parts of a pulverizer A pulverizer for pulverizing a product has a container and at least one working part within the container, which may contain a pulverizing medium. At least one of (1) an inner liner of the container, (2) an outer shell of the working part and (3) an outer... | 09/28/1999 |
| 5897068 | Agitator mill An agitator mill comprises an annular cylindrical exterior grinding chamber, which is defined by an interior 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 a... | 04/27/1999 |
| 5894998 | Agitator mill An agitator mill for flowable mill charge grinding, has a fixed, outer, cylindrical grinding container, to which is coaxially fitted in spaced manner a cylindrical inner stator. A rotary driven, cup-shaped rotor is positioned coaxially to the grinding con... | 04/20/1999 |
| 5769339 | Conical gyratory mill for fine or regrinding A conical gyratory mill for regrinding, milling or fine pulverization of materials, having a milling media, such as milling balls, located in the milling space between a milling bowl and a milling head. The material to be milled is introduced into the top... | 06/23/1998 |
| 5758833 | Agitator mill An agitator mill comprises a grinding receptacle with a cylindrical inside wall which is free from any openings whatsoever. All the openings needed for operation, in particular a separating device joined to a grinding-stock discharge line and, if required... | 06/02/1998 |
| 5702060 | High-energy high-capacity oscillating ball mill The present invention concerns a high energy oscillating ball mill, useful in the preparation of nanophase materials having crystallite sizes of the order of 5 to 20 nm, with high production capacity and consisting of a grinding jar (containing, in the wo... | 12/30/1997 |
| 5595349 | Continuous flow rotary materials processing apparatus A continuous flow, rotary processing apparatus for horizontal transport of material at a predetermined rate. Material from an infeed conveyor enters a continuous system including at least one rotary drum operating about a horizontal axis. Each drum has a ... | 01/21/1997 |
| 5544818 | Pulverizing method and horizontal mill A horizontal mill for ultra-fine pulverization which has enhanced pulverization characteristics and reduced power consumption while suppressing damage or wear of pulverizing media. The pulverizing media (balls) are provided in a pulverizing chamber define... | 08/13/1996 |
| 5529251 | Heat treatment apparatus for ceramics A heat treatment apparatus for ceramics is adapted to heat treat a ceramic raw material such as a slurry for obtaining a pulverized ceramic material. The apparatus comprises a drum body (1) which is transversely supported and rotated about its axis, and a... | 06/25/1996 |
| 5524830 | Continuous dispersing apparatus A continuous dispersing apparatus in which stirring vanes in a vessel disperse pulverizing media, wherein mill base containing coarse pigment particles is prevented from being discharged. The apparatus includes a vessel for containing pulverizing media wi... | 06/11/1996 |
| 5518191 | Agitator 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 |
| 5464163 | Attritor An attritor has one end of the milling chamber defined by a wall from which a bearing and seal housing is cantilevered, the wall having a flange onto which the milling vessel can be replaceably and interchangeably attached. The milling vessel and housing ... | 11/07/1995 |
| 5383615 | Ball milling apparatus A ball mill for use in mechanical alloying and grinding comprising a plurality of ferromagnetic balls within a spherical or cylindrical chamber or cell of a paramagnetic material. The chamber has a substantially horizontal axis of rotation. At least one m... | 01/24/1995 |
| 5193754 | Mill for triturating and breaking up solids predispersed in liquids Mill for triturating and breaking up solids predispersed in liquids, whose stator consists of two hollow truncated cone-shaped halves connectable to each other by their open major bases provided with flanges, with their minor bases closed and provided wit... | 03/16/1993 |
| 5114083 | Method and appatatus for pulverizing material The present invention relates to a method and apparatus for pulverizing a material to produce a fine powdery material such as silica powder as a material for a filler for sealing semiconductors. It has a shell and a screw shaft mounted in the shell. A dis... | 05/19/1992 |
| 5029760 | Centrifugal grinding and mixing apparatus A centrifugal mill adapted for the continuous grinding of granulated material into fine powder is disclosed. At least one pair of grinding chambers is provided. The grinding chambers are rotated about their own axes one revolution in the opposite directio... | 07/09/1991 |
| 5016826 | Tube mill partition The invention relates to a tube mill partition as a transfer or discharge partition. With a view to reducing wear and facilitating maintenance, separate wearing beams are used and the latter or the slotted plates can be easily replaced without any further... | 05/21/1991 |
| 5000462 | Sealing assembly for a ball mill pulverizer A seal assembly for a rotating drum in which a rotating member is secured relative to the drum for rotation therewith. An air chamber is provided adjacent the drum for introducing sealing air into the drum. At least one seal ring is secured to the rotatin... | 03/19/1991 |
| 4982906 | Multi-chamber inclined ball mill A multi-chamber inclined ball mill comprises a base, a frame-shaped support member rotatably supported on the base, and a grinding chamber rotatably supported on the frame-shaped support member. The grinding chamber is constituted of at least three cylind... | 01/08/1991 |
| 4917312 | Ball tube mill A ball tube mill has a housing with an inlet and an outlet for material to be comminuted accommodates annular wall plates spaced at a predetermined distance from each other, arranged at an angle to the longitudinal axis of the housing, and having the form... | 04/17/1990 |
| 4915307 | Mill, in particular agitating mill The inner wall of a grinding container (10) is made up of a plurality of ceramic rings (20; 46) which are held together by an enclsure (12). The ceramic rings (20; 46) may be made from case to case of a ceramic material, for example silicon nitride, adapt... | 04/10/1990 |
| 4779809 | Horizontal rotating type grinding machine A horizontal rotating type grinding machine comprises a grinding vessel into which material to be ground is charged, a grinding medium disposed upon the inner peripheral wall surface of the grinding vessel and rotatable in the grinding vessel, and a turni... | 10/25/1988 |
| 4733825 | Centrifugal grinding mills A centrifugal grinding mill including a grinding chamber of substantially circular cross-section with respect to an axis of symmetry and constrained to have nutating motion about a relatively stationary axis, a support for supporting the grinding chamber,... | 03/29/1988 |
| 4722485 | Grinding mill control The level of a grinding charge in a grinding mill is monitored by comparing signals which are generated by means of two sensors which are located on opposed sides of an impact point of the material in the mill. A signal produced in the comparison step may... | 02/02/1988 |
