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| Number | Title | Issue Date |
| 7338427 | Centrifugal separator having cleaning channel In a centrifugal separator for separating a product to a heavy phase and a light phase. The centrifuge rotor encloses a separating space. An inlet channel permits feeding of the product to the separating space. A first outlet channel permits discharge of the heavy p... | 03/04/2008 |
| 7144360 | Centrifugal separator with a separate strip insert mounted in the bowl A centrifuge concentrator bowl includes a plurality of fluidized recesses at axially spaced positions along the peripheral wall. Each recess is defined by two side walls which has water injection holes for fluidizing materials collecting in the recess. Some of the r... | 12/05/2006 |
| 7090634 | Driving system for a separator having a centrifugal drum and a neck bearing A driving system for a separator having a centrifugal drum with a vertical axis of rotation. The driving system includes a vertically aligned driving spindle configured to accommodate a centrifugal drum. The driving spindle is arranged by a neck bearing and a footst... | 08/15/2006 |
| 7041045 | Skimmer device for discharging liquid from a centrifugal drum A skimmer device (100) for discharging liquid from a centrifuge drum (10) comprising a vertically arranged skimmer disk pipe (20) and a skimmer disk (30) which is arranged inside the centrifuge drum and provided with at least one inlet du... | 05/09/2006 |
| 7033311 | Cleaning device for drum centrifuge A centrifuge having a drum rotatable in a predetermined direction about a drum axis has a cleaning device with a cleaning shaft extending generally parallel to the drum axis into the drum along a shaft axis. A pair of elongated slat-shaped cutters have inner ends fi... | 04/25/2006 |
| 6997859 | Centrifugal separator with fluid injection openings formed in a separate strip insert A centrifuge concentrator bowl includes a plurality of fluidized recesses at axially spaced positions along the peripheral wall. Each recess is defined by two side walls converging toward a base which has water injection holes for fluidizing materials collecting in ... | 02/14/2006 |
| 6991738 | Flow-through drum centrifuge A process includes coating a cylinder having an inner wall and a cylinder axis with a gel coating on the inner wall. Then a specimen mixture including solvent is made to flow through the cylinder while the cylinder is being continuously rotated. The specimen mixture... | 01/31/2006 |
| 6962560 | Continuous centrifugal separation of slurry using balls contained in a recess of a bowl A centrifuge bowl for separating heavier particles from lighter particles and water comprises a first conical bowl wall leading to a pair of annular recesses at actually spaced positions. Each recess is generally V-shaped with an upper side wall, a lower side wall a... | 11/08/2005 |
| 6776752 | Automatic tube bowl centrifuge for centrifugal separation of liquids and solids with solids discharge using a scraper or piston A centrifugal separator provides for discharge of solids by either an axial-motion scraper or a piston/extrusion assembly. The axial-motion scraper (80) is used with hard-packed or friable solids, and includes and integral feed liquid accelerator and feed hol... | 08/17/2004 |
| 6767461 | Separator A separator for separating particles entrained in a fluid is disclosed. The separator includes a sleeve adapted to be mounted over a rotatable shaft for forming a cavity therebetween, an inlet to the cavity, an outlet to the cavity and means for imparting a centrifu... | 07/27/2004 |
| 6740027 | Solid bowl centrifuge with liquid release during rotation A solid bowl centrifuge with liquid release during rotation includes a frame, solid bowl, drive device, scraper assembly, slurry spray, and liquid collection trough. The solid bowl includes a centrifuge chamber, and a liquid evacuation chamber. A plurality of openin... | 05/25/2004 |
| 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 |
| 6478163 | Decanter type centrifugal separator The screw conveyor 200A includes a first flight 211 and a second flight 212 for transporting cake to cake discharging ports 105 in the small diameter section 103. Each flight 211, 212 has a small clearance portion 211a, 212a defining a small clearance d1 ... | 11/12/2002 |
| 6439394 | Separator for dry separation of powders A system for dry separation of powders into at least two fractions including a powder to be separated and a separator including a hollow body rotating about an axis and defining a cavity having a powder engaging surface, the surface of the cavity being a ... | 08/27/2002 |
| 6425849 | Solid bowl centrifuge with liquid release during rotation A solid bowl centrifuge with liquid release during rotation includes a frame, solid bowl, drive device, scraper assembly, slurry spray, liquid collection trough, and speed control circuitry. The solid bowl includes a centrifuge chamber, and a liquid evacu... | 07/30/2002 |
| 6224532 | Centrifuge blade design and control mechanism An improved blade design and method for enhancing the efficiency of operation of a centrifuge is disclosed based on measuring a varying value of the load on the centrifuge as the flow of contaminated fluid is injected into the centrifuge. The centrifuge h... | 05/01/2001 |
| 6177021 | Method and device for clearing the crystalline material out of a centrifuge basket The invention relates to a method and a device for clearing product, e.g., sugar, from the inside of a centrifuge basket of a discontinues centrifuge. A scraper blade, which is attached to a clearing rod, is pivoted toward the spun-off layer of product. T... | 01/23/2001 |
| 6145669 | Centrifuge with cake churning A centrifuge includes a conveyor for moving cake along a cake flow path towards a cake discharge opening and further includes a baffle mounted to the conveyor and disposed along the cake flow path. The baffle is provided on an upstream side, facing substa... | 11/14/2000 |
| 5743840 | Centrifuge with a heating jacket for drying collected solids A centrifuge of the type including a housing and a rotatable bowl, and including a heating jacket located therebetween. The heating jacket is established through inflatable seals which selectively seal a space located between the bowl and the housing. The... | 04/28/1998 |
| 5733238 | Scraping assembly having angularly offset scraper blades for removing solids from an imperforate bowl centrifuge A scraper assembly for removing the collected solids component of a feed material from an interior wall surface of a centrifugal separator bowl comprises a supporting shaft positioned within the bowl along a vertically disposed longitudinal axis. The supp... | 03/31/1998 |
| 5468389 | Double-acting pusher centrifuge The application discloses double-acting pusher centrifuges comprising a rotatable sieve drum (6) which carries out separation of a mixture (17) into liquid and solid matter portion (40) in the form of filter cakes (14, 15). A centrally located pusher floo... | 11/21/1995 |
| 5425698 | Centrifugal separator with flexibly suspended restrainable bowl A centrifuge separator system includes a centrifuge bowl for receiving the feed to be separated; a flexible suspension for rotatably, flexibly supporting the bowl; and a retractable restrainer device for constraining the bowl during scraping action of a s... | 06/20/1995 |
| 5356367 | Centrifugal separator with flexibly suspended restrainable bowl A centrifuge separator system includes a centrifuge bowl for receiving the feed to be separated; a flexible suspension for rotatably, flexibly supporting the bowl; and a retractable restrainer device for constraining the bowl during scraping action of a s... | 10/18/1994 |
| 5328441 | Imperforate bowl centrifugal separator with solids gate An imperforate bowl centrifugal separator includes an imperforate separator bowl; a housing for rotatably mounting the bowl including a chamber in which the bowl rotates; an outlet for removing the centrate from the chamber; a discharge port in the housin... | 07/12/1994 |
| 5275727 | Indexable screen for centrifugal separator device An indexable separator screen for use with a rotatable centrifugal separator device in which the screen is adapted to be moved relative to the bowl so that one or more wear areas on the screen can be moved from at least a first position to a second positi... | 01/04/1994 |
| 5252202 | Muddy and waste water treatment device and method A water treatment method and device can perform a regeneration treatment of the muddy water once used in a water excavation work to decrease its specific gravity for reuse in the water excavation work, and a dehydration treatment of various waste waters s... | 10/12/1993 |
| 5252208 | Replaceable wrap for scroll housing in centrifugal separator A liner or wrap for use in the scroll or discharge housing of a centrifugal separator device. The wrap comprises a one-piece, elongated strip of material which is releasably secured to the interior wall which is replaceable in the event of excessive wear.... | 10/12/1993 |
| 5199938 | Centrifuge drum for concentrating suspended solids A centrifuge drum for concentrating suspended solids, which are conveyed through channels out of an outer solids space in the drum and into a radially inner peeling chamber, whence they are diverted by a peeler and by an associated concentrate line. A sep... | 04/06/1993 |
| 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 |
| 5087127 | Removal of concentrate from a centrifugal separator A centrifugal bowl is intermittently cleaned of concentrate by a scoop which projects into the bowl and is indexed in a direction axially of the bowl and moved radially of the bowl to enter each in turn of a plurality of annular grooves formed on the bowl... | 02/11/1992 |
| 5066271 | Blade-support system for centrifuge A centrifuge has a generlly stationary and closed housing, a drum rotatable in the housing about a drum axis and having an end wall and an outer drum wall, a blade extending generally axially in the housing generally parallel to the drum wall, and a blade... | 11/19/1991 |
| 5024649 | Bowl head assembly A centrifuge bowl head including a bowl head plate, a bowl spoke attached to an outer circumference of the bowl plate, and a bowl spoke plow attached to the bowl spoke, the bowl spoke plow impinging upon a wearing material at an angle less than seventy-fi... | 06/18/1991 |
| 4898571 | Solid bowl centrifuge A method and apparatus for separating mixtures of different densities into a lighter phase and a heavier phase including a rotary drum providing a cylindrical settling sump at the outer wall, a displacement member rotatably located within the drum forming... | 02/06/1990 |
| 4840119 | Device for squeezing tomatoes A tomato-squeezing device includes a bowl-shaped container for collecting the juice, in which a motor-driven basket having a perforated peripheral wall and entrainment formations in the form of curved blades on its base wall is rotatably mounted. A shaped... | 06/20/1989 |
| 4818296 | Scraper for sugar centrifuge A scraper for a sugar centrifuge comprises a scraper blade mounted on an arm which is moved down into and pivoted within the centrifugal bowl, such that the edge of the scraper blade is moved against but out of contact with the bowl wall for scraping off ... | 04/04/1989 |
| 4753633 | Slurry separator A fluid stream solids separator provides a curved flow confining chamber to cause heavier constituents in a fluid stream, or slurry, flowing in the resulting curved path in the chamber to migrate radially outward with time and distance travelled. At least... | 06/28/1988 |
| 4718886 | Continuous-operation centrifuge bowl for concentrating suspended solids A continuous-operation centrifuge bowl for concentrating suspended solids. The separated solids are conveyed through channels provided with nozzle-like orifices from the periphery of the bowl to a skimming chamber located in the diameter of an incomplete ... | 01/12/1988 |
| 4718887 | Centrifugal separator with a vertical axis and a skimmer In a vertical centrifugal separator having a basket and a skimmer, laminar flow occurs at the bottom of an upper skimming disk and extends over the skimming-disk shaft into an annular catch chamber. Liquid-diversion channels leads from the catch chamber i... | 01/12/1988 |
| 4685899 | Solid jacket centrifuge The solid jacket centrifuge is a plural chamber centrifuge (1). A housing (2) is, together with the centrifuge, stationarily supported, noting that a carrier (6) for cylindrical mantle surfaces (7 and 8) is provided within the housing (2). The cylindrical... | 08/11/1987 |
| 4652254 | Centrifugal separator A centrifugal separator is disclosed which is capable of carrying out the discharge of substantially all solid matter formed by the liquid-removing of stock liquid by suction. The centrifugal separator includes an annular recess provided at the bottom of ... | 03/24/1987 |
