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| Number | Title | Issue Date |
| 7208048 | Continuous centrifuge A continuous centrifuge (10) has a basket (30) with upper and lower basket portions (43, 44) separated by an intermediate slip portion (45). The lower basket portion (43) has an included angle of 40–50°, to separate “green” ... | 04/24/2007 |
| 7060019 | Solid bowl screw centrifuge comprising a distributor The present invention relates to solid bowl screw centrifuge comprising a centrifuging chamber having a rotatable screw with a center axis and a rotatable drum surrounding the centrifuging chamber. Also included is an axially extending inflow tube for guiding materi... | 06/13/2006 |
| 7021455 | Wet chip pick-up assembly A wet chip pick-up assembly includes a slotted rotary drum. A comb member is seated for movement in each of the drum slots. A friction drive assembly frictionally engages the drum causing the drum to rotate which, in turn, causes the comb members to rotate. ... | 04/04/2006 |
| 6971525 | Centrifuge with combinations of multiple features A centrifuge with combinations of multiple features is disclosed. In one aspect, a centrifuge for removing more dense material from a fluid medium includes a fluid separation wall placed within a sleeve. The fluid separation wall rotates around the axis of rotation.... | 12/06/2005 |
| 6932913 | Method for vibration in a centrifuge A system and method for vibration in a centrifuge is disclosed. A centrifuge for removing more dense material from a fluid medium includes a fluid separation wall placed within a non-rotating sleeve. The fluid separation wall rotates around the axis of rotation and ... | 08/23/2005 |
| 6805805 | System and method for receptacle wall vibration in a centrifuge A system and method for receptacle wall vibration in a centrifuge is disclosed. A centrifuge for removing more dense material from a fluid medium includes a vibratory device associated with the receptacle wall to create a vibratory force. ... | 10/19/2004 |
| 6755969 | Centrifuge A centrifuge with specific wall and opening shapes for receptacles is disclosed. A centrifuge may include a fluid separation wall aligned substantially parallel to an axis of rotation and include an inner surface, a void area, and an outer surface. The inner surface... | 06/29/2004 |
| 6739457 | Deflector for centrifugal pellet dryer screen A deflector mounted on the internal surface of a cylindrical screen in a centrifugal pellet dryer. The deflector is one or more vertical strips mounted in spaced relation on the interior surface of the screen by bolting to mating mounting strips on the outside of th... | 05/25/2004 |
| 6706180 | System for vibration in a centrifuge A system and method for vibration in a centrifuge is disclosed. A centrifuge for removing more dense material from a fluid medium includes a fluid separation wall placed within a non-rotating sleeve. The fluid separation wall rotates around the axis of rotation and ... | 03/16/2004 |
| 6632166 | Centrifuge having axially movable scraping assembly for automatic removal of solids A centrifugal separator includes a rotatable separator bowl, a hollow shaft spindle in the bowl along the rotational axis of the bowl, and a variable-drive motor for selectively rotating the bowl at a high separating speed and at a lower scraping speed. A... | 10/14/2003 |
| 6521120 | Continuous centrifuges A continuous centrifuge of the type comprising a perforated basket of generally frusto-conical configuration which is adapted to rotate about a rotational axis and along whose inner peripheral wall a liquids/solids mix is caused to travel, with solids bei... | 02/18/2003 |
| 6488849 | Rotating device for continuously filtering a liquid such as a solution containing a precipitate The present invention relates to a rotating device for continuously filtering a liquid such as a solution containing a precipitate. According to this invention, the device comprises a cylindrical, horizontal-axis drum of revolution, rotated by a drive system, ... | 12/03/2002 |
| 6419619 | Continuous substance-separating procedure in three phases: liquid/liquid/nonsoluble solids A continuous procedure for the separation of substances in three phases: liquid/liquid/nonsoluble solids, preferably to separate the organic contained in wastes from solvent extraction processes. The procedure is made up of a first stage of radial feeding... | 07/16/2002 |
| 6312610 | Density screening outer wall transport method for fluid separation devices A method for segregating and transporting heavy particles thrown by centrifugal force from a flowing, spinning column of liquid or gas, whereby an outer cylinder whose inner walls present or face the center core with horizontal, circular bands of pyramida... | 11/06/2001 |
| 6267899 | Centrifugal separation apparatus and method of using the same Centrifugation separations apparatus including centrifugation means having an inlet, a liquids discharge and a solids discharge, a deflector operatively associated with the solids discharge, wherein the solids discharge is adapted to operatively discharge... | 07/31/2001 |
| 6267250 | Centrifuge with partial wear resistant basket An improved screen basket for use with a centrifuge includes two adjoining screen sections. The first screen section is formed from a wear resistant material and is located proximate to the point at which slurry is introduced into the basket. The length o... | 07/31/2001 |
| 6261417 | Dehydrating concentrator A strainer with a screen at its outer periphery is rotatably supported on a casing. A hollow pipe with paddles on an outer periphery of the pipe is fitted in the strainer. The hollow pipe is rotated at a rotating velocity different from that of the strain... | 07/17/2001 |
| 6230899 | Sintered centrifuge separation system A classification system utilizing a cone which is rotated at a specified speed is provided. A stream including a solvent is introduced into the classification, and the stream impacts against the cone and flows along the inside face of the cone. The side o... | 05/15/2001 |
| 6139685 | Method and device for treating a pulp suspension The present invention relates to a method for treating a pulp suspension in which the suspension is rotated in a rotationally symmetrical, rapidly rotating and permeable screen basket so that the suspension is subjected to the influence of a centrifugal f... | 10/31/2000 |
| 6058899 | Separator A device for separating impurities from the lubricating oil of an internal combustion engine, in which the device (1) has at least one filter insert (2), a centrifuge (3) operable by the flow of lubricating oil, and at least one discharge channel (5) for ... | 05/09/2000 |
| 6030532 | Solid-liquid separator and filter This centrifugal apparatus comprises a primary frusto-conical filter screen rotating about a vertical axis, which is closed at its smaller diameter end and which is surrounded at its larger diameter upper end by a flat horizontal imperforate ring. A secon... | 02/29/2000 |
| 5942170 | Process of and apparatus for preparing thermosetting polymer pellets A continuous method of and system for fabricating thermoset polymer pellets wherein thermosetting polymeric resin material flows axially in a temperature controlled, mixer-extruder barrel while maintaining the material between a melt temperature and a hig... | 08/24/1999 |
| 5720880 | Sugar centrifugal screen saver In a continuous sugar centrifugal, an imperforate thin, open ended, truncated cone, of high strength corrosion-resistant material is placed on the working screen within the centrifugal basket. The cone extends part way up the working screen and protects t... | 02/24/1998 |
| 5720879 | Horizontal centrifugal separator with angulated vanes In a horizontal centrifugal apparatus for separating wetting material carried on chips, such apparatus includes a conically shaped bowl carrying vanes distributed about its inner face with the midpoint of the length of said vane lying on a radius from the... | 02/24/1998 |
| 5693233 | Methods of transporting fluids within an analytical rotor The present invention provides an analytical rotor which holds a fluid in a chamber, typically to allow mixing with a reagent, and transfers the fluid to a receiving chamber in the rotor. The rotor comprises a holding chamber having an single exit duct an... | 12/02/1997 |
| 5651881 | Fluid recovery assembly A fluid recovery assembly continuously separates lubrication liquid from lubrication-impregnated shavings. The fluid recovery assembly includes a shredder which receives and shreds the lubrication-impregnated shavings. A centrifugal drum rotates the lubri... | 07/29/1997 |
| 5635065 | Shavings centrifuge A centrifuge for separating liquids and solids from various materials, including a rotatably driven receiving drum with a raisable and lowerable lift bottom arranged in a liquid-tight basin, and raisable and lowerable material guide surfaces arranged to b... | 06/03/1997 |
| 5616245 | High gravity separator A separator includes a housing, a basket rotatably mounted in the housing and a movable weir member. The basket has an upstream end portion, a downstream end portion and an intermediate tubular portion that includes or forms a screen deck. The weir member... | 04/01/1997 |
| 5587073 | End supported double drum waste water screen An interior wedge wire drum screen is mounted wholly within an exterior drum screen of narrower wedge wire spacing, and both are mounted to a frame and caused to rotate about a common central axis. One end of the outer drum is open and the other is closed... | 12/24/1996 |
| 5558770 | Centrifugal separator having a cone frustum A cone frustum is provided for a centrifugal separator to shield the area of the separator's screen at the top of the flight assembly from the initial impact of the material which is introduced into the separator. The cone frustum is spaced above the flig... | 09/24/1996 |
| 5518614 | Infeed for a drum waste water screen An interior wedge wire drum screen is mounted wholly within an exterior drum screen of narrower wedge wire spacing, and both are mounted to a frame and caused to rotate about a common central axis. One end of the outer drum is open and the other is closed... | 05/21/1996 |
| 5472603 | Analytical rotor with dye mixing chamber The present invention provides an analytical rotor which holds a fluid in a chamber, typically to allow mixing with a reagent, and transfers the fluid to a receiving chamber in the rotor. The rotor comprises a holding chamber having an single exit duct an... | 12/05/1995 |
| 5435917 | Rotary filter comprising a screen drum and internal screw member A rotary filter for filtering water out of water containing raw material such as fish guts and muds including a screw drum having a number of filtering holes formed therein and a screw having a shaft and a spiral vane secured to the outer surface of the s... | 07/25/1995 |
| 5433849 | Double drum waste water screen An interior wedge wire drum screen is mounted wholly within an exterior drum screen of narrower wedge wire spacing, and both are mounted to a frame and caused to rotate about a common central axis. One end of the outer drum is open and the other is closed... | 07/18/1995 |
| 5401423 | Feed accelerator system including accelerator disc A feed accelerator system for use in a centrifuge, the system comprising an accelerator rotatably mounted substantially concentrically within the centrifuge and including a plurality of disc members concentrically and proximately spaced having a first dis... | 03/28/1995 |
| 5372571 | Centrifugal separator with water jacket and bottom discharge A centrifugal separator of the type comprising a bowl having a base and a peripheral wall surrounding a vertical axis about which the bowl rotates and a jacket having a base plate under the base of the bowl and a sleeve surrounding the peripheral wall inc... | 12/13/1994 |
| 5256289 | Centrifugal separator incorporating structure to reduce abrasive wear An improved vertical, centrifugal separator (100) includes a drive mechanism (142) to which is connected both a flight assembly (138) and a screen assembly (166). An inlet assembly (124) is positioned above the flight and screen assemblies for material (M... | 10/26/1993 |
| 5227057 | Ring centrifuge apparatus for residual liquid waste removal from recyclable container material The present invention is a centrifuge device which separates chips or shreds of containers from whatever liquid residue remains within these containers. Though this technology is suitable for a number of applications, a primary objective is the separation... | 07/13/1993 |
| 5222933 | Centrifual discharge of concentrate A centrifugal separator of the type comprising a bowl having a base and a peripheral wall surrounding a vertical axis about which the bowl rotates and a jacket having a base plate under the base of the bowl and a sleeve surrounding the peripheral wall inc... | 06/29/1993 |
| 5182031 | Process and device for deaeration of liquids The device comprises a closed chamber (1) equipped with an inlet pipe (3) for the aerated liquid, an outlet pipe (4) for the deaerated liquid, and an air evacuation pipe (5); and a rotor having a shaft extending into the chamber. The shaft carries means (... | 01/26/1993 |
