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| Number | Title | Issue Date |
| 7219610 | Grate plate arrangement for step plates A grate plate arrangement for step grates includes box-like grate plates (4) positioned on a grate carrier (2) with a front plate (24) placed on its end wall (18) and fastened to the end wall (18) using one or more studs (26... | 05/22/2007 |
| 7073737 | Tube grinder and method for comminuting lumpy grinding stock The invention relates to a rotary tube mill and to a method of comminuting lumpy mill feed material, in which at least a first and a second grinding chamber as well as a co-rotating partition disposed between the grinding chambers are used. The material ground in th... | 07/11/2006 |
| 6827303 | Fine powdered sand gathering system in dry condition A dry type fine powder collecting system enables a crusher and triturator which process materials under dried condition, to efficiently collect the fine powder generated during processing. In addition, the same washing effect as is obtained in wet conditions is acqu... | 12/07/2004 |
| 6749138 | Granulator A granulator for reducing the size of plastic particles to facilitate the removal of contaminants therefrom. The granulator includes an upper chamber and a lower chamber defined by an exit screen. The upper chamber includes a rotary shear and an air handling system ... | 06/15/2004 |
| 6581859 | Method and apparatus for homogenizing drilling fluid in an open-loop process A drilling fluid homogenizer and method of homogenizing drilling fluid which produce a non-clogging homogenized drilling fluid at a high throughput, in an open-loop process. The non-clogging homogenized drilling fluid is capable of being created at high r... | 06/24/2003 |
| 6379505 | Pulper A pulper device includes a vessel in which an annular flow can be generated. The flow acts upon a liquid-sold mixture located inside the vessel and effects a pulping of the same. The device also comprises a screening device for separating coarse materials... | 04/30/2002 |
| 6083350 | System for treatment of waste paper having a pulping drum and a perforated sorting area A wastepaper treatment method and system which combines the pulping and sorting in a pulping drum (10) with a following wet-strength processing, performed with high mechanical intensity, e.g., in a pulper (20). With the easily pulping paper materials bein... | 07/04/2000 |
| 5829693 | Device for holding standard cast grates of existing partitions frames in tube mills A device for holding the grates or backside plates of a partition in a tube mill, the partition being made of a frame that is flame cut or cast, in steel or iron. The frame is provided with anchor holes. The holding device is made of a perforated plate he... | 11/03/1998 |
| 5624077 | Concrete cyclone reclaimer The present invention is a novel concrete reclaimer cylinder with a closed chamber and a screen chamber. The reclaimer is disposed in a non-horizontal position such that screen chamber is positioned lower than the closed chamber and driven to rotate. Conc... | 04/29/1997 |
| 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 |
| 5540395 | Concrete cyclone reclaimer The present invention is a novel concrete reclaimer cylinder with a closed chamber and a screen chamber. The reclaimer is disposed in a non-horizontal position such that screen chamber is positioned lower than the closed chamber and driven to rotate. Conc... | 07/30/1996 |
| 5413288 | Compound partition diaphragm for use in a ball mill A partition diaphragm which divides a grinding chamber of a ball mill into several chambers is formed into a compound structure comprising a primary screen plate and a secondary screen plate, with the slit clearance of the secondary screen plate being sma... | 05/09/1995 |
| 5312051 | Fresh wet concrete reclaimer A concrete reclaimer includes a concrete processor having a rotating inclined screen and a pipe discharging water. Fresh concrete being disposed is poured into an open end of the rotating screen, and migrates toward the opposite open end. The concrete pas... | 05/17/1994 |
| 5292077 | Flow rate regulator for use in a ball mill Flow rate of material passing through a partition diaphragm of a ball mill is regulated. One end of a disc controller is mounted on an outer shell of the ball mill, and a control disc is mounted on the other end through a diaphragm chamber formed inside t... | 03/08/1994 |
| 5251830 | Tube mill A tube mill comprises a coarse grinding compartment and two or three independent fine grinding compartments. Material fed into the mill is first ground by a coarse grinding compartment and then shunted into two or three portions which are conveyed into ea... | 10/12/1993 |
| 5174512 | Grinding process and a continuous high-capacity micronizing mill for its implementation A continuous micronizing mill for granular material consisting of a rotary drum with a high length/diameter ratio, divided by separator baffles into several grinding chambers in which grinding loads having a progressively decreasing body size are placed a... | 12/29/1992 |
| 5056722 | Tube mill partition The invention relates to a tube mill partition as the discharge or transfer wall. With a view to an improved air passage and a simple material flow regulation, in the case of this partition a substantially tubular central part is used, in that a rotary an... | 10/15/1991 |
| 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 |
| 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 |
| 4867322 | Ball tube mill A ball tube mill includes a rotatable housing with a lined inside surface and end cover plates having an inlet hole and an outlet hole and accommodating at an angle to its longitudinal axis at least one perforated wall dividing the housing into coarse and... | 09/19/1989 |
| 4770352 | Coal-water slurry producing system A coal-water slurry producing system comprises: a continuous wet-type ball mill for grinding the coal with the addition of water and additives thereto to obtain coal-water slurry, supplying device for supplying the coal-water slurry discharged from the ba... | 09/13/1988 |
| 4613084 | Process for producing a coal-water slurry A process for producing a coal-water slurry having a high coal concentration (generally 60 to 80% by weight or more) and a lower viscosity, at a lower cost and with a smaller amount of dispersing agent added is provided, which process is directed to a pro... | 09/23/1986 |
| 4509697 | Rotary drum screen for waste material and its method of operation A rotary drum screen which exhibits baffles with impact plates extending in the direction of the periphery and a diameter which makes it possible to break up the refuse beforehand through free fall. The upper edge of the impact plates can have a saw tooth... | 04/09/1985 |
| 4498634 | Division head for grinding mill A division head for a tubular grinding mill for controlling the level of material being ground in the upstream compartment of the mill. The division head is formed by a plurality of hollow pie shaped segments covered on the upstream side by grates which p... | 02/12/1985 |
| 4369926 | Method and apparatus for grinding granular materials The invention relates to a method of and apparatus for dry grinding a granular material in a grinding tube mill (1) having a final grinding compartment (2) and one or more preceding grinding compartments (3) containing grinding bodies. The material, after... | 01/25/1983 |
| 4256264 | Tube mill A material grinding tube mill having a composite diaphragm (5) at the outlet end of a grinding chamber (3). The diaphragm comprises a coarse grate (6) facing the grinding chamber (3) for retaining grinding bodies in the chamber (3), and, on the side of th... | 03/17/1981 |
| 4083500 | Tube mill A tube mill is disclosed for drying and grinding moist material which comprises at least one compartment for drying moist material and at least one compartment communicating with the drying compartment for grinding the material. A separating chamber is po... | 04/11/1978 |
| 4050635 | Method and apparatus for reclaiming sand Method and apparatus for reclaiming sand from foundry molds and forms. A drum is mounted in a frame for rotation about its longitudinal axis. The frame is hinged at its rearward end so that the longitudinal axis of the drum may be adjustably inclinedfrom ... | 09/27/1977 |
