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| Number | Title | Issue Date |
| 6096806 | Storage stable autodepositable dispersions of epoxy resins and processes therefor and therewith Epoxy resins, particularly those based on bisphenol A, can constitute the principal film forming polymer component of a storage stable autodepositable composition wherein the particle size distribution of all the film forming polymers in the composition s... | 08/01/2000 |
| 6090299 | Three-phase rotary separator The method of operating rotating separator apparatus, to which fluid, including gas and liquids is supplied in a fluid jet via a nozzle, which includes separating the liquids from the gas in the stream, at a first zone within the rotating apparatus, and s... | 07/18/2000 |
| 6089317 | Cyclonic separator assembly and method The present invention provides methods and apparatus for separating fluids using one or more hydrocyclone separators and a mixer disposed upstream from the hydrocyclone separators. The mixers are preferably static or rotary type mixers which mix the fluid... | 07/18/2000 |
| 6071424 | Alternative universal long free vortex cylindrical cyclone method A method of using a hydrocyclone utilizing a Alternative Universal Long Free Vortex central inner vortex be. The invented hydrocyclone has a significantly reduced diameter and about two times the separation capacity of a conventional hydrocyclone of appro... | 06/06/2000 |
| 6071422 | Particle separation method and apparatus An apparatus and method are disclosed for filtering or separating particles. The apparatus has a centrifuge rotor rotatable about an axis of rotation. A fluid chamber rotates with the rotor. A substance is supplied to the inlet of the chamber. A saturated... | 06/06/2000 |
| 6071421 | Systems and methods for obtaining a platelet suspension having a reduced number of leukocytes Systems and methods obtain a platelet suspension with reduced number of leukocytes by centrifugally separating whole blood into red blood cells, a suspension of platelets, and an intermediate layer comprising leukocytes. The systems and methods convey the... | 06/06/2000 |
| 6071423 | Methods of collecting a blood plasma constituent A system and method of separation of therapeutic components from blood. The system includes a dual member centrifuge and a disposable single use fluid transfer set. The set includes an elongated flexible separation chamber having an input port, a separate... | 06/06/2000 |
| 6066111 | Method of blood-gas separation device and separating device The invention concerns a method and apparatus for removing gas from blood, comprising drawing blood through a non-rotating centrifuge chamber, the chamber having an inlet above and an outlet below with the chamber narrowing like a funnel between the inlet... | 05/23/2000 |
| 6063298 | Filtering centrifuge with cake heel removal mechanism and associated method A filtering centrifuge includes a case, a perforated filter basket disposed for rotation in the case, filter media disposed along an inner surface of the filter basket, and a cake removal mechanism at least partially disposed in the case outside of the fi... | 05/16/2000 |
| 6063297 | Method and apparatus for making concentrated plasma and/or tissue sealant An inexpensive device with a disposable cartridge for preparing tissue sealant is disclosed. The device is particularly applicable to stat preparation of autologous tissue sealant. A method of sealing tissue in which the tissue sealant is applied immediat... | 05/16/2000 |
| 6063281 | Extraction of organic compounds from surfactants-containing aqueous solutions In a process for the extraction of organic compounds contained in an aqueous solution of non-ionic surfactants which contain the organic compounds to be extracted, the aqueous solution is intensely mixed with a liquid which is not miscible with water wher... | 05/16/2000 |
| 6059861 | Enhanced exclusion filter The present invention relates to an enhanced exclusion filter having a cylindrical stack of substantially identical annular disks and a central rotating element. Each annular disk engages the rotating element by at least one strut which extends inward fro... | 05/09/2000 |
| 6059979 | Blood processing systems and methods using apparent hematocrit as a process control parameter Blood processing systems and methods separate whole blood into red blood cells and a plasma constituent within a rotating centrifugal separation device. The systems and methods convey whole blood into the separation device through an inlet path including ... | 05/09/2000 |
| 6059977 | Method for separating solids from drilling fluids A solids separation system may be used to separate solids, such as cuttings from drilling fluids used in well drilling operations. The system includes a settling tank having transverse baffles defining a fluid receiving chamber, a fluid output chamber and... | 05/09/2000 |
| 6056882 | Process of breaking a sludge emulsion with a ball mill followed by separation A process for resolving even tightly emulsified oil, water and solid emulsions by the application of a sheer force sufficient to break the emulsion. In one particular application, a tank bottom sludge produced in the petroleum industry is treated with the... | 05/02/2000 |
| 6053967 | Air separator An air separator for liquid containing gas bubbles having an essentially cylinder-shaped chamber through which liquid, such as blood, flows essentially in helical flow paths, with the result that air bubbles are driven in a radial direction relative to th... | 04/25/2000 |
| 6051146 | Methods for separation of particles A system and method are disclosed for separating particles having different sedimentation velocities. The system includes a fluid chamber for separating the particles form one another. Conduits are provided for flowing liquid carrying particles to the flu... | 04/18/2000 |
| 6049388 | Spectroscopic fluid sample cell A spectroscopic fluid sample cell for the transmission and detection of radiation with the key components being a housing; a centripetal acceleration chamber formed by the housing and extending through the housing for circulating a fluid through the housi... | 04/11/2000 |
| 6045068 | Method for treating cement slurries A method and apparatus for treating liquids or slurries includes first and second nozzles each having an inlet coupled to a liquid or slurry source and an outlet. A first vortex nozzle rotates a first liquid or slurry stream received from the first nozzle... | 04/04/2000 |
| 6043063 | Methods of PHA extraction and recovery using non-halogenated solvents Polyhydroxyalkanoate (PHA) polyester is extracted from biomass by dissolving the PHA in a non-halogenated solvent which comprises a PHA-good solvent or a mixture thereof. Suitable PHA-good solvents can be selected from the disclosed alcohols, esters, amid... | 03/28/2000 |
| 6036027 | Vibratory cleaner Fiber-containing stock is fed into a hydrocyclone with a wall structure which generates quasi-laminar flow within the hydrocyclone housing. A piezoelectric oscillator introduces ultrasonic waves into the quasi-laminar flow to achieve high volume separatio... | 03/14/2000 |
| 6036871 | Method and device for separating heavier from lighter parts of aqueous slurries by means of centrifugal force effects The invention relates to a process and apparatus for the separation of heavier from lighter fractions in aqueous slurries by means of centrifugal force. A slurry is made to spin in a separation chamber under influence of differential pressure. The differe... | 03/14/2000 |
| 6036870 | Method of wellbore fluid recovery using centrifugal force A method for recovering a component from a wellbore fluid mixture has been invented that includes feeding a wellbore fluid mixture to a decanting centrifuge, the wellbore fluid containing at least one liquid component and undesirable solids; separating un... | 03/14/2000 |
| 6033577 | Coordination of liquid-solid separators and fluid tanks This invention relates to a control method and apparatus for the coordination of a number of automated liquid-solid separators with an in-line pump between a fluid feed tank and liquid-solid separators. The control method and apparatus develops on-line co... | 03/07/2000 |
| 6027655 | Apparatus and method for centrifugally separating blood and then forming a fibrin monomer in a process of separating a liquid sample having phase portions of different densities by centrifugal separation, a phase separator container is employed. The phase separator container comprises a housing having concentric inner and outer cylindrical wal... | 02/22/2000 |
| 6001265 | Recovery of coolant and abrasive grains used in slicing semiconductor wafers A system for reusing water soluble slurry waste fluid wherein separated available abrasive grains and extracted water soluble coolant are reused. This system is capable of reducing a disposal cost due to a reduction of a load to a waste water disposal pla... | 12/14/1999 |
| 5997652 | Food starch processing method and apparatus A food starch seperator comprising a serially connected centrifuge and a membrane seperator further comprising a sintered pipe providing pore flow paths including a pumped source of food plant liquor, outputs for the centrifuge and membrane seperator and ... | 12/07/1999 |
| 5988283 | Vertical combined production facility A Vertical Combined Production Facility, or gas-well production system, in which the separation of each phase (hydrocarbon gas, hydrocarbon liquids, and produced water), dehydration of natural gas, removal of minute traces of water from the hydrocarbon li... | 11/23/1999 |
| 5976388 | Method and apparatus for autologous blood salvage An improved autologous blood salvage system is provided in which blood is removed from a patient and may be processed in a manner wherein an anticoagulant solution is for cycled for reuse. Further, the system may be employed for contemporaneous blood filt... | 11/02/1999 |
| 5968370 | Method of removing hydrocarbons from contaminated sludge A composition and method of removing hydrocarbons from a contaminated sludge which comprises hydrocarbons, solid particles and water is disclosed. The method comprises the steps of providing a contaminated sludge including hydrocarbons and solid particles... | 10/19/1999 |
| 5961846 | Concentration of waterborn and foodborn microorganisms A method of concentrating microorganisms, particularly pathogenic microorganisms, from food and/or water potentially contaminated by dilute densities of the organisms is described. Potentially contaminated water or fluid food is directed along an elongate... | 10/05/1999 |
| 5958253 | Centrifuge reagent delivery method A device for separating components, such as fibrin I from blood, by way of centrifugation about a central axis of rotation comprises a first annular chamber defined by an outer cylindrical wall and an inner cylindrical wall, both walls being concentricall... | 09/28/1999 |
| 5951955 | Concentration of solids in the Bayer process Processes for improving solids/liquids separation efficiency in the Bayer process are disclosed, wherein solids are flocculated with hydroxamated polymers and centrifuged.... | 09/14/1999 |
| 5951877 | Particle filter method An apparatus and method are disclosed for filtering or separating particles. The apparatus has a motor coupled to a centrifuge rotor rotatable about an axis of rotation. A fluid chamber rotates with the rotor. A substance is supplied to the inlet of the c... | 09/14/1999 |
| 5948271 | Method and apparatus for controlling and monitoring continuous feed centrifuge Centrifuges having a rotating bowl and associated computerized systems for monitoring, diagnosing, operating and controlling various parameters and processes of the centrifuges are presented. The computerized control system actuates at least one out of a ... | 09/07/1999 |
| 5948278 | System and method for enrichment of rare cell population from whole blood samples A method for enriching rare cell populations from a whole blood sample by separating rare cell fractions from whole blood sample according to the relative charge density and/or the relative binding affinity for a leukocyte depletion solid phase matrix is ... | 09/07/1999 |
| 5944649 | Method and device for the supply of control liquid to a centrifugal separator Method and device (21) for the supply of control liquid to a rotor of a centrifugal separator, which device (21) includes a cylinder (25), in which a movable wall element (26) is arranged, which axially delimits a storing chamber (29) in the cylinder (25)... | 08/31/1999 |
| 5944998 | Rotary filtration device with flow-through inner member Rotary filtration devices and processes are disclosed. The devices have at least one inner member and at least one outer member, one or both of which rotate so that they rotate with respect to one another and which define a fluid filtration gap therebetwe... | 08/31/1999 |
| 5946220 | Computer operated material processing systems and method Improvements in computer controlled material processing are disclosed including an apparatus and method in which the centrifugation of a liquid mixture in order to separate out components of the mixture with different sedimentation rates is adaptively con... | 08/31/1999 |
| 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 |
