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| Number | Title | Issue Date |
| 7254969 | Ribbed washing machine basket A basket for a washing machine includes a body comprising an outer wall and at least one rib extending radially inward from said wall, said rib comprising at least a first portion having a first cross section and a second portion having a second cross section, said ... | 08/14/2007 |
| 7156801 | Decanter centrifuge with a screw conveyor having a varying pitch The decanter centrifuge comprises a screw conveyor having a body (4), which carries a screw comprising one or more flights (7, 7′) and having a nominal transport speed varying along the longitudinal axis. An inlet (6) is provided in the screw ... | 01/02/2007 |
| 7140494 | Centrifugal machine A screen bowl type centrifugal separator which can not only eliminate the problem of the productivity being lowered resulting from the occurrence of clogging with the crystals in the screen part, but also minimize the amount of leakage of the object to be treated in... | 11/28/2006 |
| 7115202 | Method for the separation of multi-phase mixture and decanting centrifuge system for carrying out said method A method for separating a multi-phase mixture (50) into a liquid phase (54) and a dry phase (52) with a specified dry matter concentration. A decanting centrifuge (100) with an annular immersion disk (14) and a weir arranged at an ... | 10/03/2006 |
| 7024794 | Centrifugal pellet dryer with plastic wall panels A centrifugal pellet dryer including a stationary cylindrical screen, a driven elevating rotor in said screen elevating wet pellets inside the screen and imparting radial forces to the wet pellets to impact them against the interior of the screen to enable moisture ... | 04/11/2006 |
| 7018326 | Centrifuge with impellers and beach feed A centrifuge for separating feed material into component parts, in one aspect primarily solid and primarily liquid parts, the centrifuge, in certain aspects, including a conveyor rotatably mounted in a rotatable housing, the conveyor having an interior and at least ... | 03/28/2006 |
| 6953550 | Affinity binding-based system for detecting particulates in a fluid This invention provides methods and apparatus for detecting and quantifying particulate matter suspended in a fluid. Specifically, the invention provides an integrated, affinity-binding based, analytical system comprising a platform for performing an affinity-bindin... | 10/11/2005 |
| 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 |
| 6736968 | Horizontal scroll screen centrifuge A horizontal centrifuge has a basket rotatably mounted within a housing. The basket has a plurality of rings disposed between open and closed ends of the basket and a plurality of guide rails circumferentially spaced with respect to the rings. The guide rails have r... | 05/18/2004 |
| 6705248 | Device and method for milking animals, and a contamination meter The invention relates to a device and method for milking animals, in which the milk is removed is conveyed though a filter element. Any material which is deposited on the filter element is detected and, if appropriate, identified. After detection is complete, the di... | 03/16/2004 |
| 6656430 | Affinity binding-based system for detecting particulates in a fluid This invention provides methods an apparatus for detecting and quantifying particulate matter suspended in a fluid. Specifically, the invention provides an integrated, affinity-binding based, analytical system comprising a platform for performing an affin... | 12/02/2003 |
| 6578516 | Device and method for milking animals, and a contamination meter The invention relates to a device and method for milking animals, in which the milk which is removed is conveyed through a filter element. Any material which is deposited on the filter element is detected and, if appropriate, identified. After detection i... | 06/17/2003 |
| 6547972 | Centrifuge with ejector for solids The invention relates to a centrifuge comprising a rotating drum (1) and comprising an ejection element (2) which rotates together with the drum in order to eject a cake (3) of solids, which is deposited on the inner side of the drum, in the axial directi... | 04/15/2003 |
| 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 |
| 6319468 | Affinity binding-based system for detecting particulates in a fluid This invention provides methods and apparatus for detecting and quantifying particulate matter suspended in a fluid. Specifically, the invention provides an integrated, affinity-binding based, analytical system comprising a platform for performing an affi... | 11/20/2001 |
| 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 |
| 6241901 | Centrifuge with thickened-feed accelerator between inner and outer bowl sections A centrifuge has a hub and a first bowl section extending about the hub. The first bowl section has a given diameter at a downstream end of a heavy phase transport path along the first bowl section. The centrifuge further comprises a second bowl section h... | 06/05/2001 |
| 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 |
| 6206818 | Tile surfacing for a classifier or centrifuge scrool A wear and/or abrasive resistant tile e.g. for use on a scroll of a classifier, comprises a front, working face and a rear, mounting face defined by an upper face portion and a lower face portion spaced rearwardly from the upper face portion, the upper an... | 03/27/2001 |
| 6193076 | Drilling fluid purification method and apparatus This disclosure sets forth a method and apparatus for operation of a centrifuge. It is constructed with a fluid inlet at one end delivering a liquid flow into a feed pipe and then into a rotating bowl. The bowl has an outer wall which is cylindrical and w... | 02/27/2001 |
| 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 |
| 6143247 | Affinity binding-based system for detecting particulates in a fluid This invention provides methods an apparatus for detecting and quantifying particulate matter suspended in a fluid. Specifically, the invention provides an integrated, affinity-binding based, analytical system comprising a platform for performing an affin... | 11/07/2000 |
| 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 |
| 6071378 | 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... | 06/06/2000 |
| 6059971 | Device and process for thickening and conveying waste water sludge The present invention relates to a device and a process for thickening and conveying waste water sludges, especially with a centrifuge. Here, the centrifuge has at least one lysis device for the breaking down of cells of organisms contained in the waste w... | 05/09/2000 |
| 6047835 | Clearing device for a centrifugal separator A clearing device for a centrifugal separator holds a cake on a filtering medium lining at least the perforated part of a rotating basket. The clearing device includes several clearing members which, when arranged at rest, are more or less parallel to the... | 04/11/2000 |
| 5958235 | Continuous-feed filtering- or screening-type centrifuge with reslurrying and dewatering In a continuous-feed filtering- or screening-type centrifuge, first dewatering a particulate material, then reslurrying the particulate material, and subsequently again dewatering the particulate material in a sequence along a cake flow path extending thr... | 09/28/1999 |
| 5948256 | 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... | 09/07/1999 |
| 5942130 | Solid bowl centrifuge with beach having dedicated liquid drainage Liquid is drained from the cake in the beach section of a centrifuge bowl by providing a dedicated flow path or a series of flow paths from the beach section. The flow path or paths are designed to drain away expressed liquid while maintaining substantial... | 08/24/1999 |
| 5935438 | Pusher centrifuge A pusher centrifuge has a housing and a centrifuge drum arranged in the housing. A pusher bottom is arranged in the centrifuge drum. A filler pipe is connected to the housing and extends concentrically into the centrifuge drum. Material to be centrifuged ... | 08/10/1999 |
| 5667681 | Flight tip extensions for centrifugal separator A vertical or horizontal centrifugal separator comprises a drive mechanism including a drive shaft. A flight assembly is attached to the drive shaft and is rotatably driven by it as is a screen assembly which includes a rotor that also is attached to the ... | 09/16/1997 |
| 5653879 | Liquid and solid separator A flattened end portion of flighting is added to the conventional auger flighting at the output end of an auger separator. A plug zone is created in the inner perforated tube between the flattened flighting and pressure end gates, which normally close the... | 08/05/1997 |
| 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 |
| 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 |
| 5527474 | Method for accelerating a liquid in a centrifuge A liquid accelerator system for use in a centrifuge, the system comprising a conveyor hub rotatably mounted within a rotating bowl, the hub including an inside surface and an outside surface. At least one feed slurry or wash liquid passageway is disposed ... | 06/18/1996 |
| 5507947 | Centrifugal apparatus for separating particulate material In an apparatus for separating particulate material from a particle-containing liquid, at least the section of the cylindrical housing (10) provided with perforations (5) is designed as a driveable drum sieve (2') so that the solid materials are optimally... | 04/16/1996 |
| 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 |
| 5460717 | Particle separation and drying apparatus An apparatus which performs solids particles separation from a liquids/solids slurry, and subsequent drying of such solids particles, within a single enclosure. Further processing functions, such as reslurry washing, plug washing, crystal growth and other... | 10/24/1995 |
| 5454777 | Centrifugal separator apparatus with load sensing circuit for optimizing clearing cycle frequency An apparatus and method for enhancing the efficiency of the centrifugal separator automatically adjusts in accordance with operator input for varying amounts of solids in contaminated fluid being passed through the separator. A load sensing circuit monito... | 10/03/1995 |
| 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 |
