Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8147394 | Centrifugation method and chamber for washing and continuous separation of blood constituents Centrifugation method and chamber for washing and continuous separation of blood constituents. This chamber comprises at least one first intake channel for the blood, at least one second intake channel for a sterile washing solution, at least one first outlet channe... | 04/03/2012 |
| 7425192 | Apparatus for method for expressing fluid materials A method and apparatus for selectively expressing one or more selected fluid materials out of a fluid container, including a centrifuge rotor having a round centrifuge chamber of selected volume, a round expandable enclosure disposed within the centrifuge chamber ha... | 09/16/2008 |
| 7410456 | Method of purifying contaminated oil in a centrifugal separator using a separation aid and starting liquid In a centrifugal separator the liquid separation aid attracts/binds contaminating particles in oil supplied to a separation chamber. Purified oil is discharged through a central light phase outlet of the separation chamber, the liquid separation aid and separated pa... | 08/12/2008 |
| 7371322 | Filtration 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 |
| 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 |
| 7335312 | Centrifuge 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 |
| 7331919 | Centrifugal drum for a separator A centrifugal drum for a separator having a vertical axis of rotation, including a drum bottom part and a drum cover fastened to the drum bottom part by a locking ring. Also included is a centering ring arranged between the drum bottom part and the drum cover such t... | 02/19/2008 |
| 7332125 | System and method for processing blood A system for filtering and processing blood that is simple to implement and that reduces the need for human intervention. The system may be used to collect red blood cells (RBCs). For such a system, a disposable set may be provided with an inlet port, an RBC contain... | 02/19/2008 |
| 7326169 | Full-jacket helix centrifuge with a weir A full-jacket helix-type centrifuge including a drum and at least one weir having a port. A throttle disk is assigned to the port. At least one nozzle rotates with the drum and is assigned to an outlet for discharging clarified liquid from the drum. ... | 02/05/2008 |
| 7320750 | Centrifuge 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 |
| 7314441 | Method for separating particulate matter from a fluid stream A method for separating particulate matter from a fluid includes feeding a fluid containing a particulate matter into a chamber of a vessel through an inlet, the chamber being at least partially bounded by a peripheral wall and the chamber also communicating with a ... | 01/01/2008 |
| 7311849 | Control device for the separate collection of blood components in output from a blood centrifugation cell The invention provides a control device for the separate collection of blood components in output from a blood centrifugation cell. The control device comprises: a support which comprises a recess for containing a duct; a visible-light emitter with a corresponding r... | 12/25/2007 |
| 7294274 | Filtration 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 |
| 7282147 | Cleaning 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 |
| 7282019 | Centrifuge with shaping of feed chamber to reduce wear A centrifuge of the type having an outer bowl and an inner rotor both of which are generally cylindrical and rotate in the same direction but at slightly different rates separates slurry fed into the interior of the rotor into solids and liquid. An auger flight on t... | 10/16/2007 |
| 7255670 | Three phase decanter centrifuge A three-phase decanting centrifuge is provided. Solids are removed from a slurry in the centrifuge in the conventional manner, as described above. The liquid separated from the slurry moves into a fluids reservoir. Centrifugal action classifies the fluids, with ligh... | 08/14/2007 |
| 7235041 | Centrifuge for processing a blood product with a bag set having a processing bag A centrifuge for processing blood and blood components in a processing bag connected to at least one secondary bag comprises a rotor for spinning a processing bag and separating a content thereof in at least two components, and a squeezing member for exposing a proc... | 06/26/2007 |
| 7220747 | Method for preventing damage to or rejuvenating a cellular blood component using mitochondrial enhancer This invention provides methods for treating cellular blood components and other cells containing mitochondria to improve vital qualities of the cells by contacting the cells with a mitochondrial enhancer to the cells. Mitochondrial enhancers prevent damage to and r... | 05/22/2007 |
| 7217234 | System and a method for controlling a centrifuge for the production of a skimmed milk product The present disclosure includes a method of controlling a centrifuge for the centrifugal production of a milk product. The steps include taking a milk sample at an outlet of the centrifuge from a liquid phase, adding a substance to the milk sample that increases lig... | 05/15/2007 |
| 7204795 | Deviation ring for a self-distributing centrifuge The invention relates to a deviation ring for paste comprising an annular rebound wall (2) for a self-distributing centrifuge (1). The invention also relates to a corresponding self-distributing centrifuge (1). In the deviation ring, the angle o... | 04/17/2007 |
| 7166231 | Red 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 |
| 7165881 | Methods and apparatus for high-shear mixing and reacting of materials Methods and apparatus for high shear reacting and/or mixing of moving fluid streams of materials employ an interdiffusing and reacting zone formed in the space between two stationary surfaces, the surfaces being spaced apart a maximum distance of the sum of the thic... | 01/23/2007 |
| 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 |
| 7144361 | Continuous flow type centrifuge having rotor body and core body disposed therein A continuous flow type centrifuge to which a liquid sample is continuous supplied. The centrifuge includes a rotor rotatably supported by a main housing and drivingly rotated by a motor. The rotor includes a cylindrical rotor body, a hollow cylindrical core body, an... | 12/05/2006 |
| 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 |
| 7118521 | Centrifugal 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 |
| 7115205 | Method 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 |
| 7105093 | Processing set and methods for processing and treating a biological fluid Apparatus, systems and methods are disclosed for treating a biological fluid with light. A container of biological fluid is introduced into a fluid treatment chamber where it is contacted with light provided by one or more light sources in proximity to the fluid tre... | 09/12/2006 |
| 7098360 | Processes employing multiple successive chemical reaction process steps and apparatus therefore The invention provides processes and apparatus for the production of materials requiring a plurality of chemical reaction steps. In the prior art the number of reaction vessels is minimized by performing two or more reactions together in the same vessel. Instead eac... | 08/29/2006 |
| 7094378 | Method and apparatus for inactivation of biological contaminants using photosensitizers Methods and apparatuses for treating fluids to inactivate microorganisms which may be present therein, said fluid containing one or more components selected from the group consisting of protein, blood and blood constituents are provided. The methods comprise adjusti... | 08/22/2006 |
| 7083565 | Solid-bowl centrifuge having a disk stack on the drum cover The present invention is a solid-bowl screw centrifuge that includes a centrifugal drum. The drum has a drum casing and a screw with a screw body that is surrounded by a screw blade. The screw blade forms at least one screw spiral with a conveying path for transport... | 08/01/2006 |
| 7081081 | Bayonet coupling mechanism for a centrifuge A centrifuge having a motor shaft, a rotor that engages the motor shaft and a cover for securing the rotor to the rotor shaft. The cover has a knob with a coupling disposed therein. The coupling functions to simultaneously secure the rotor cover to the rotor body an... | 07/25/2006 |
| 7074173 | Centrifuge having a centrifugal drum and a groove including a seal A centrifuge including a centrifugal drum that includes a centrifugal chamber and a centrifugal chamber bottom part displaceable relative to the centrifugal drum. Also included is a piston slide axially displaceably arranged to be in and/or on the centrifugal drum. ... | 07/11/2006 |
| 7060018 | Centrifuge apparatus for processing blood A centrifuge apparatus for processing blood comprising a bottom spring-loaded support plate; a top support plate; an axial inlet/outlet for blood to be processed and processed components of the blood, the axial inlet/outlet being attached to the top support plate by... | 06/13/2006 |
| 7056272 | Centrifuge having an emergency off system The present disclosure relates to a centrifuge having a vertical axis of rotation, and including a centrifugal drum having a feeding tube for material to be centrifuged, outlet nozzles, and an emergency off system connected in front of the centrifugal drum. The emer... | 06/06/2006 |
| 7056273 | Solid bowl screw centrifuge comprising a peeling disk, and method for the operation thereof A solid bowl screw centrifuge includes a centrifuging chamber and a rotatable drum having a horizontal axis of rotation. The rotatable drum surrounds the centrifuging chamber. Also included is a rotatable screw arranged in the rotatable drum, at least one solids dis... | 06/06/2006 |
| 7056363 | Centrifugal separator for cleaning of a fluid A centrifugal separator for cleaning of a gas from solid and/or liquid particles suspended therein, includes a stationary housing and a rotor arranged therein. The rotor at its one axial end has a central inlet for gas to be cleaned and delimits a central space comm... | 06/06/2006 |
| 7049110 | Inactivation of West Nile virus and malaria using photosensitizers Methods and apparatuses are provided for inactivation of microorganisms in fluids or on surfaces. Preferably the fluids contain blood or blood products and comprise biologically active proteins. Preferred methods include the steps of adding an effective, non-toxic a... | 05/23/2006 |
| 7048211 | Flexible processing apparatus for isolating and purifying viruses, soluble proteins and peptides from plant sources A flexible automated apparatus for isolating and purifying viruses, proteins and peptides of interest from a plant material is disclosed, the apparatus being applicable for large scale purification and isolation of such substances from plant material. The flexible a... | 05/23/2006 |
| 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 |