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Class 494/43 - ROTATABLE BOWL


Subclass of Class 494 - Imperforate bowl: centrifugal separators
Definition: Apparatus comprising the receptacle-like member, or one
No. of patents: 271
Last issue date: 03/27/2012


1              
NumberTitleIssue Date
8142342Blood separating device
A device for separating components of a composition according to density. The device includes a rotatable chamber and a plurality of buoys. The rotatable chamber has an axis of rotation. The plurality of buoys are positioned within the rotatable chamber and about th...
03/27/2012
7976796Centrifuge tube for separating and aspirating biological components
A centrifuge tube assembly includes an elongate tubular receptacle having a capped upper end. The capped upper end includes a single inlet/outlet port formed therethrough for communication with an interior of the tubular receptacle. A flexible aspiration pipe is com...
07/12/2011
7867159Centrifuge system utilizing disposable components and automated processing of blood to collect platelet rich plasma
A centrifugal method, and corresponding system, for processing blood to collect platelet rich plasma. A separation chamber is filled with blood from a fill syringe by rotating the separation chamber at a fill rotation rate and pumping the blood from the fill syringe...
01/11/2011
7695423Method of simultaneous blood collection and separation using a continuous flow centrifuge having a separation channel
A system for automatically collecting and separating whole blood into its components is described. The system includes a console, which contains all motors, pumps, sensors, valves and control circuitry, and a unique disposable set that includes a cassette supporting...
04/13/2010
7442178Automated system and method for blood components separation and processing
A blood processing centrifuge comprising: a rotor having an axis of rotation and being controllably spun around the axis, a mechanism for processing whole blood within the rotor while spinning, a computer controlling blood processing operations, the computer being m...
10/28/2008
7413652Method for the production of a blood component composition
A system for the production of a blood component composition is provided. The system includes a centrifuge having a blood reservoir for receiving and separating a blood sample into multiple components; a dispenser disposed outside of the centrifuge having a first co...
08/19/2008
7374678Apparatus and method for separating and concentrating fluids containing multiple components
An apparatus that allows for separating and collecting a fraction of a sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the apparatus. It also provides for a new method of extracting the buffy coat phase from...
05/20/2008
7371322Filtration system and dynamic fluid separation method
A filtration system is provided with filter media operable to remove solids, particulate and colloidal matter from a process fluid. The filtration system may include one or more porous membranes which are anchored or secured on their periphery with a large open work...
05/13/2008
7364657Integrated system for on-site cell acquisition, processing, and delivery
Numerous embodiments of a system and method for treating cardiac tissue are described. In one embodiment, bone marrow cells are extracted from a patient. The cells are then processed to isolate mononuclear cells, which can then be delivered back near the cardiac tis...
04/29/2008
7347948Blood centrifuge having clamshell blood reservoir holder with index line
A rotatable rotor for separating components contained in a fluid, comprising an annular base having a first annular channel and an annular cover having a second annular channel for holding a flexible doughnut-shaped centrifuge bag therebetween. The cover has one or ...
03/25/2008
7335302Centrifuge basket and centrifuge
A centrifuge basket having a basket casing, on the inside of which is formed a working screen for separating off suspension liquid. The basket casing has openings of elliptical design. The openings are offset in relation to one another in the axial direction and in ...
02/26/2008
7335312Centrifuge 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....
02/26/2008
7332002Low sulfur coal additive for improved furnace operation
The present invention is directed to additives for coal-fired furnaces, particularly furnaces using a layer of slag to capture coal particles for combustion. The additive(s) include iron, mineralizer(s), handling aid(s), flow aid(s), and/or abrasive material(s). The...
02/19/2008
7326346High capacity regenerable sorbent for removal of arsenic and other toxic ions from drinking water
The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc...
02/05/2008
7320750Centrifuge with controlled discharge of dense material
A centrifuge with controlled discharge of dense materials disclosed. A centrifuge includes a fluid separation wall placed within a sleeve to form a containment zone therebetween. The fluid separation wall aligns and rotates parallel to an axis of rotation. A recepta...
01/22/2008
7309308Centrifugal oil separator in an internal combustion engine
In a centrifugal oil separator in an internal combustion engine including a centrifuge housing which is placed in a rotationally fixed manner onto a rotating centrifuge shaft, the centrifuge housing is manufactured from plastic and a metal bushing is integrated into...
12/18/2007
7306555Centrifuge system utilizing disposable components and automated processing of blood to collect platelet rich plasma
A centrifugal method, and corresponding system, for processing blood to collect platelet rich plasma. A separation chamber is filled with blood from a fill syringe by rotating the separation chamber at a fill rotation rate and pumping the blood from the fill syringe...
12/11/2007
7297272Separation apparatus and method
A separation apparatus and method are employed using a separation channel for rotation about an axis. Such channel includes radially spaced apart inner and outer side wall portions and an end wall portion. An inlet conveys fluid into the channel. A barrier is locate...
11/20/2007
7294274Filtration system with enhanced cleaning and dynamic fluid separation
A filtration system is provided with filter media operable to remove solids, particulate and colloidal matter from a process fluid. Acoustic, vibration and sonic energy may be used to clean associated filter media to allow substantially continuous filtration of proc...
11/13/2007
7282147Cleaning hollow core membrane fibers using vibration
A filtration system is provided with hollow membrane filter elements operable to remove solids, particulate and colloidal matter from a process fluid. Acoustic, vibration and ultrasonic energy may be used to clean exterior portions of the hollow membrane filter elem...
10/16/2007
7261859Microanalysis device
Microstructure for fluids provided in a rotatable disc (D) having a U-shaped volume-defining structure (7) connected at its base to an inlet arm of a U-shaped chamber (10). ...
08/28/2007
7252758Centrifuge system utilizing disposable components and automated processing of blood to collect platelet rich plasma
A centrifugal method, and corresponding system, for processing blood to collect platelet rich plasma. A separation chamber is filled with blood from a fill syringe by rotating the separation chamber at a fill rotation rate and pumping the blood from the fill syringe...
08/07/2007
7241281Blood component separation method and apparatus
An apparatus and method for collecting whole blood and then separating it into components for subsequent use or storage. A self-contained bag set is used to collect the sample, which may then be placed into container adapted to fit into a centrifuge for separation o...
07/10/2007
7235177Integral air/oil coalescer for a centrifuge
A centrifuge for separating particulate matter from circulating fluid includes a centrifuge enclosure including a housing and a base joined together so as to define a hollow interior. A rotor is positioned in the hollow interior and is supported by the base in a man...
06/26/2007
7211037Apparatus for the continuous separation of biological fluids into components and method of using same
The present invention provides an apparatus for separating components of a fluid having an outer housing containing a core wherein three separate fluid pathways are provided to allow continuous separation of biological fluids. ...
05/01/2007
7201848Methods and apparatus for separation of particles
The present invention is directed to a method and system that separates first particles from second particles, or white blood cells from red blood cells, by sedimentation in a fluid chamber with debulking of one of the first or second particles or red blood cells th...
04/10/2007
7186230Method and apparatus for the continuous separation of biological fluids into components
The present invention relates to systems, methods and apparatus for improving the yield for separating components of fluids, for example biological or sensitive fluids such as blood, and improving the component yield, for example, from donated whole blood by separat...
03/06/2007
7183235High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water
The present invention is directed to a sorbent comprising a disordered polyvalent metal oxide on the surface of an inert substrate. The substrate can be a layered silicate, such as vermiculite, an aluminosilicate such as montmorillonite, or a nonlayered silicate suc...
02/27/2007
7179391Apparatus and method for separating and concentrating fluids containing multiple components
An apparatus that allows for separating and collecting a concentrated fraction of a fluid, such as a whole blood sample, adipose tissue, or a bone marrow sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the a...
02/20/2007
7175771Multi-stage centrifugal debris trap
A centrifugal debris trap includes a cylindrical chamber bound by an inner surface of a continuous wall radially disposed about a center axis at a first inner diameter, and having a first wall end and a second wall end; and a plurality of grooves between the first a...
02/13/2007
7166231Red blood cell separation method
A method for centrifugally separating whole blood into red blood cells and a plasma constituent rotates about a rotational axis a separation zone having radially spaced apart walls with a high-G side and a low-G side located closer to the rotational axis than the hi...
01/23/2007
7160469System and method for efficient and low energy desalination of water
Many areas in the world already suffer shortages of water, and others will suffer from it in the coming years. Therefore more efficient water sweetening is essential for our survival on this planet. The most commonly used water sweetening methods are: Reversed osmos...
01/09/2007
7150858Centrifugal separator
A centrifugal separator (4), comprising a drive motor (M1), a rotor (41) rotated by the motor (M1) about a specified axis, and a cubette (42) swingably suspended by the rotor (41), wherein the cubette (42) holds a spe...
12/19/2006
7150836Microwave-emitting rotor, separator apparatus including same, methods of operation and design thereof
An apparatus for use in separating, at least in part, a mixture, including at least one chamber and at least one microwave generation device configured for communicating microwave energy into the at least one chamber is disclosed. The rotor assembly may comprise an ...
12/19/2006
7144360Centrifugal 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
7118521Centrifugal separator with conical pump inlet
A centrifugal separator has a centrifugal rotor that is rotatable about a vertical axis and has both a rotor body for separation of two liquids, having different densities, and a pumping member that is designed to pump via the outside of a conical body a mixture of ...
10/10/2006
7115205Method of simultaneous blood collection and separation using a continuous flow centrifuge having a separation channel
A system for automatically collecting and separating whole blood into its components is described. The system includes a console, which contains all motors, pumps, sensors, valves and control circuitry, and a unique disposable set that includes a cassette supporting...
10/03/2006
7087177Methods for determining flow rates of biological fluids
A separation method comprises introducing a first fluid comprising first and second components having different density into a centrifugal field and allowing an interface to form between at least portions of such components at a first location. The method also compr...
08/08/2006
7081206Filter apparatus and method with centrifugal separator for removing contaminants from a fluid
The filter removes volatile, particulate and water-based contaminants from a fluid, such as lubricating oil, of a different density than the contaminants. The device has a cone shaped, jet-propelled, helical-spiral wiper rotor creating centrifugal forces that separa...
07/25/2006
7074172Processing bag for component separator system and method of removing separated components
A centrifugal processing bag, system and method for separating the components of a mixed material is presented. The processing bag includes a hub and a first port for receiving the mixed material, where the first port includes an outlet positioned within the process...
07/11/2006
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