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| Number | Title | Issue Date |
| 7997419 | Fluidizing apparatus A fluidizing apparatus comprises a vessel having an inlet, a plurality of outlets and a nozzle, through which a pressurized fluid can be fed into the vessel. The outlets are spaced at different heights from a base of the vessel and are controlled by valves enabling ... | 08/16/2011 |
| 7708146 | Hydrocyclone and associated methods A hydrocyclone can be used for separating components of a fluid. The hydrocyclone can include a substantially open cylindrical vessel and a helical confined path connected upstream of the cylindrical vessel. The open vessel can include an open vessel inlet configure... | 05/04/2010 |
| 7429327 | Clarifying tank Methods and apparatus for separating solid particles from a fluid. One preferred embodiment includes a tank for settling particles out of the fluid, a conical chamber at the bottom of the tank, an outlet connected to conical chamber, and a conical auger within the c... | 09/30/2008 |
| 7413669 | Separator for liquids and/or multiphase fluids A separator including a conical member having a base; a substantially cylindrical member extending from the base; a separator inlet for introducing liquid to be separated into the conical member in a substantially tangential direction with respect to a sidewall of t... | 08/19/2008 |
| 7404492 | Separation of fibre pulp suspensions containing relatively heavy contaminants A hydrocyclone unit for separating a fibre pulp suspension containing relatively heavy contaminants has an elongate tapering separation chamber, an inlet member that feeds the suspension tangentially into the separation chamber at a base end, so as to form a vortex ... | 07/29/2008 |
| 7314559 | Separator A separator for separating multiphase flow, the separator comprising: an inlet for multiphase fluid; a plurality of outlets at least one for each selected separator phase; and a main annular tubular bore through which the multiphase flow is caused to flow and to sep... | 01/01/2008 |
| 7306730 | Cyclone-type separator for separating foreign matters by utilizing a centrifugal force A cyclone-type separator comprises a hollow cylindrical main body in to which liquid containing foreign matter is introduced, a clean room provided in an upper end of the main body, a communication pipe which connects the clean room to an interior of the main body, ... | 12/11/2007 |
| 7279098 | Water treatment apparatus The water treatment apparatus includes a first fitting having a first leg adapted for being connected to a supply of fluid and a second fitting having a first leg adapted for being connected to a container for the treated fluid, an elongated rod having a first end m... | 10/09/2007 |
| 7241387 | Solids separator A solids separator including: an elongate tubular housing rotatable around a central axis; a fluid inlet at one end of said housing adapted to receive a flow of a fluid including entrained solids; a first and a second outlet at the opposing end of said housing, wher... | 07/10/2007 |
| 7235183 | Glycerine foots salt separation system The present invention provides a method and apparatus for the recovery of salt from a glycerine process, allowing the salt to be used in a brine solution. A salt settling tank is positioned inline between the foots from a crude still bottom and a foot still. Salt se... | 06/26/2007 |
| 7172706 | Liquid separator A liquid separator for separating water from a mixture of water and fuel includes a flow dispersion member which serves to control the flow of the mixture into, through, and out of the liquid separator. The flow dispersion member is placed between a flow inlet chann... | 02/06/2007 |
| 7169305 | Advanced liquid vortex separation system A liquid vortex separator including a vortex tube (16) with an impeller (13) in the feed end to impart a rotational motion to liquid within the tube, a feed cylinder (12) connected to the vortex tube by a reducing cone (14). The separator... | 01/30/2007 |
| 7147788 | Separating a hydrocarbon production stream into its oil, water and particle constituents A separation method and apparatus are disclosed having particular application for effecting removal of sand from a production wellstream, enhancing the quality of recovered oil, gas and water output streams (12, 13, 14) and reducing erosion caused by entraine... | 12/12/2006 |
| 7111738 | Technique for enhancing the effectiveness of slurried dense media separations Methods, systems, and media for use in separating mixtures. A slurry including a separation liquid and one or more particulate media materials is provided. A classification separation is performed on the slurry to produce a classified media having a controlled parti... | 09/26/2006 |
| 7041218 | Static device and method of making A static device and method of making is disclosed for mixing matter flowing therethrough. The invention comprises a tube having a polygonic cross section defining a plurality of corners. The tube is spirally twisted with the plurality of corners forming a plurality ... | 05/09/2006 |
| 7028848 | Feeding method and apparatus for dynamic separators The invention relates to an axial feeding method of the material to be separated in a dense-medium dynamic separator (1). This method is based on the principle of imparting to the material and to the fluid in which it is dispersed, in order to facilitate intr... | 04/18/2006 |
| 7011219 | Erosion-resistant hydrocyclone liner Erosion-resistant liquid/liquid hydrocyclone liners, wherein the weight and cost of the liners are kept within acceptable parameters through the construction of a composite hydrocyclone liner, comprised of two or more different materials. The hydrocyclone liner incl... | 03/14/2006 |
| 7004333 | Process for the separation of hollow glass microspheres from muds containing them Process for recovering at least 70% of hollow glass microspheres having an average diameter, according to the ASTM D1214-1989, ranging from 5 to 200 μm contained in a mixture of drilling mud and cuttings which comprises: a) screening, if necessary, the mixture thro... | 02/28/2006 |
| 6953097 | Drilling systems Systems and methods for providing a mixture of drilling fluid and beads into a flow of drilling fluid, e.g., flowing in a conduit or flowing upwardly within an annulus of a riser, the method in certain aspects including: introducing an initial stream including a mix... | 10/11/2005 |
| 6953123 | Pre-separation of feed material for hindered-bed separator A pre-separator feed well for use with hydrous slurry feed is provided in a hindered-bed separator that includes an elongate body defining an interior space with upper and lower portions. The feed well is elongate and includes a vertically adjustable conical plate a... | 10/11/2005 |
| 6935510 | Air separator The invention relates to an air separator for sifting material suspended in a flow of gas having course material and fine material by using a sifting wheel which rotates in a sifting chamber and which has blades fixed on the external periphery thereof. The blade cha... | 08/30/2005 |
| 6878545 | Method for separating viable cells from cell suspensions The invention relates to a method of separating viable cells from cell suspensions using hydrocyclones, which method can, especially, be carried out continuously. ... | 04/12/2005 |
| 6852239 | Energy-efficient duct, head cell with duct and methods A duct for conveying influent to a head cell having multiple, vertically aligned trays has an inlet end and an outlet end. The inlet end can be connected to an influent channel positioned at a level above the head cell apparatus. The outlet end is positioned downstr... | 02/08/2005 |
| 6848582 | Longitudinal micrometric separator for classifying solid particulate materials A longitudinal micrometric separator for the classification of solid particulate materials comprising an outer casing having an inflow opening and an outflow opening for the particulate material, a collection chamber at the bottom, as well as a sliding support for t... | 02/01/2005 |
| 6840383 | Particle separating apparatus A particle separating apparatus is provided with a stock solution feeder (1) for supplying a stock solution containing particles, a bubble generator (2) for generating air bubbles to promote the separation of particles, a first separator (3) for... | 01/11/2005 |
| 6837990 | Vacuum cyclone for off-loading shrimp and other small seafood A new vacuum cyclone seafood collection retainer is disclosed. Two men easily assemble this new cyclone collection retainer, made in portable sections, and the sections can be rotated for best orientation of the hose connections. This vacuum cyclone facilitates the ... | 01/04/2005 |
| 6827221 | Mill classifier A mill classifier, particularly a roller mill classifier, has a strip rotor and a concentrically arranged guide vane ring with flow-optimized guide vanes and flow channels for a parallel incoming and outgoing flow without constriction or with widening and a diffuser... | 12/07/2004 |
| 6811713 | Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids An apparatus is provided for separation of suspended solid particles from fluids, for separation and mixing of fluids, and for dissolving gases in aqueous fluids. The apparatus employs a grooved ring to divide the fluid stream and impart a high velocity on each of t... | 11/02/2004 |
| 6811699 | Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids An apparatus is provided for separation of suspended solid particles from fluids, for separation and mixing of fluids, and for dissolving gases in aqueous fluids. The apparatus employs a grooved ring to divide the fluid stream and impart a high velocity on each of t... | 11/02/2004 |
| 6811655 | Apparatus for preparing paper pulp from used paper The invention concerns a method and an equipment for combining in one single apparatus, the functions for filtering, decontaminating, and thickening paper pulp from used paper, while providing the complementary function of clarifying the filtrates. The apparatus ( | 11/02/2004 |
| 6808626 | System for separating solids from a fluid stream A system for separating solids from a fluid stream. The system includes a first separator device mounted to a container. The container includes a settling compartment and baffle plate module, with the initial settling compartment receiving the fluid from the first s... | 10/26/2004 |
| 6793814 | Clarifying tank Methods and apparatus for separating solid particles from a fluid. One preferred embodiment includes a tank for settling particles out of the fluid, a conical chamber at the bottom of the tank, an outlet connected to conical chamber, and a conical auger within the c... | 09/21/2004 |
| 6790346 | Cyclone separator suitable for variable fluid flow rates Cyclone separator with flow rate regulation for separating solid particles from a fluid, comprises a recipient having a fluid inlet and an upper outlet for clarified fluid. The separator also comprises a recycling conduit which places an outlet conduit in communicat... | 09/14/2004 |
| 6790367 | Method and apparatus for separating and measuring solids from multi-phase well fluids A method and an apparatus for separating and measuring solids from multi-phase well fluids. The apparatus comprises a separator; an upper solids level and a lower solids level sensor, both connected to the separator; a dump valve operatively connected to the separat... | 09/14/2004 |
| 6743359 | Hydrocyclone An improved hydrocyclone provided with a back wall with at least two ramps, where the ramps impart a greater axial velocity component to the fluids at the periphery as measured radially from the longitudinal axis of the hydrocyclone and a lesser axial velocity compo... | 06/01/2004 |
| 6739456 | Apparatus and methods for separating particles An apparatus for classifying a mixture of fine and coarse particles in a fluid stream by size or density comprises a housing, a boundary layer momentum transfer device, and an inlet flow control mechanism. The housing comprises an inlet, an interior chamber, and a f... | 05/25/2004 |
| 6692645 | Water reservoir filtration system and method A water reservoir treatment system for a swimming pool, water tank, spa, or fountain water, which is simple to operate, low in maintenance, and highly reliable. The system preferably comprises, in sequence, a water circulation system, a vortex separator f... | 02/17/2004 |
| 6669845 | Cyclone separator A cyclone separator includes a housing generally symmetric about its central longitudinal axis and an inlet for introduction of a fluid containing dispersed substances. An outlet for the cleaned fluid includes a tube through the bottom wall of the housing... | 12/30/2003 |
| 6666338 | Device for the separation of solid objects from a flowing fluid A device for the separation of solid objects (9) from fluid flowing in a conduit tube (2) includes a housing that includes a tubular outer wall (3) and a tubular inner wall (4). Between these is delimited a collecting space (8). Concentrically relative to... | 12/23/2003 |
| 6645382 | Energy-efficient head cell entry duct A duct for conveying influent to a head cell having multiple, vertically aligned trays has an inlet end and an outlet end. The inlet end can be connected to an influent channel positioned at a level above the head cell apparatus. The outlet end is positio... | 11/11/2003 |
