Abstract: A downhole component can include a support body that includes a surface that defines at least a portion of a fluid passage; a composite matrix for scale mitigation supported by the surface of the support body where the composite matrix includes a lattice material that defines a lattice and magnetic material disposed in interstices of the lattice; and a cover layer disposed on the composite matrix.

Abstract: The present disclosure provides a method and system for creating dipole moment model. The method is applied to a tested circuit and includes: performing a near-field measurement on the tested circuit, to obtain a near-field electric field and a near-field magnetic field related to the tested circuit; performing a two-dimensional divergence calculation on the near-field electric field and the near-field magnetic field, to obtain a near-field electric divergence field and a near-field magnetic divergence field; performing a convolution calculation on the near-field electric divergence field and the near-field magnetic divergence field with a digital filter; and building a dipole moment matrix equivalent to the tested circuit according to a result of the convolution calculation.

Abstract: The present invention belongs to the technical field of water treatment, and in particular to a magnetic powder strengthened method for removing nitrate nitrogen and inorganic phosphorus, which includes the following steps: (1) mixing permanent magnetic material powder with paramagnetic Fe3O4 powder, and magnetizing the mixture in a magnetic field to prepare magnetic powder; (2) adding the magnetic powder directly or in a form of granular filler into a water treatment reaction vessel; and (3) allowing the to-be-treated water to enter the water treatment reaction vessel, performing a chemical reaction of removing nitrate nitrogen and inorganic phosphorus in the presence of a reducing agent, and discharging the water after the reaction is completed. By adopting the method of the present invention, a uniform and fine magnetic field can be provided, thus the reaction efficiency is improved, and the process is simplified and the cost is lowered.

Abstract: The present invention relates to an extraction apparatus capable of simultaneously extracting target materials from multiple biological samples and, more particularly, to a target material extraction apparatus in which magnetic bar blocks can be replaced according to kinds of multi-well plates to be inserted into a cartridge. When used, the target material extraction apparatus of the present invention is operated in such a manner that among various plates multi-well having different numbers of wells, multi-well plates suitable for a use purpose are loaded into a cartridge within the apparatus and magnetic bar blocks equipped with magnetic bars suitable therefor are selected and loaded. Thus, the apparatus has the advantage of selectively applying various multi-well plates to one installment according to the number of samples from which a target material is extracted or to the amount of the target material to be extracted.

Abstract: A magnetic filter cartridge for a filter assembly has an outer surface that extends between a first end and a second end, and an inner surface that defines an inner cavity. A plurality of channels extend between the outer surface and the inner surface. Each channel has a first aperture in the outer surface, a second aperture in the inner surface, and a passage wall that extends between the first aperture and the second aperture. A magnetic element is positioned within the channel between the first aperture and the second aperture and spaced from the passage wall, the magnetic element cooperating with the passage wall to define a circuitous flow path between the first aperture and the second aperture.

Abstract: The object of the invention is an apparatus (50) for magnetic treatment of fluids, comprising a substantially cylindrical housing (6), having a bottom wall (61), a top wall (62), and a sidewall (60) running around the circumference of the bottom wall (61) and of the top wall (62) of the housing; at least one inlet opening (2, 3) and at least one outlet opening (4) formed in a wall of the housing (6); at least one magnet (8) connected to the housing (6), wherein the magnetic field of the magnet intrudes into the housing; wherein one or more inlet tubes (30) are connected to the one or more inlet openings (2, 3), wherein the inlet tubes are at least partially tangential at least in the proximity of the inlet opening.

Abstract: The water purifier includes a nozzle (9) in a jacket pipe (1). At least one inlet bore (21) connects an inlet-side section of the jacket pipe (1) to a turbulence chamber (19), which is open towards an outlet-side section of the jacket pipe (1). When flowing through the inlet bore (21), a water stream is deflected and is swirled in the turbulence chamber (19). The rotating water stream subsequently passes through the magnetic field of at least one magnet (11). This efficiently prevents deposits of limestone or scale.

Abstract: The invention relates to a magnet apparatus for generating a magnetic field, the magnet apparatus comprising: at least three coils arranged besides each other along a first axis in a first plane, wherein each coil comprises a conductor comprising a material having superconducting properties at an operating temperature, the coils further comprise two legs and two bent end sections in the first plane, wherein a first and a second leg are arranged parallel to each other along a second axis in the first plane transverse to the first axis, and the two bent sections are arranged opposite to each other; and a controller arranged to control currents through the respective coils to obtain a current distribution in the first plane, wherein a current direction of the current distribution is alternating between opposite directions parallel to the second axis, with a period ? along the first axis. The invention also related to a magnetic density separation apparatus comprising the magnet apparatus.

Abstract: A system for separating particles or cells by magnetic ratcheting has a vector of spaced apart magnetic bars on a substrate. The system can be used to separate and concentrate magnetic objects based on iron oxide content. For cells, different phenotypes may be separated based on surface expression of proteins or molecules that are bound to magnetic beads. A magnetic field generator generates a cycling magnetic field that acts to separate magnetic particles or cells from non-magnetic particles or cells in a solution.

Abstract: Alternating magnetic field (AMF) systems and devices and methods for producing nanobubbles said methods and devices. The AMF systems and devices of the present invention may feature sets of magnets configured to expose a flowing liquid to an alternating magnetic field. The alternating magnetic field destabilizes dissolved gas molecules to produce nanobubbles. The methods, systems, and devices of the present invention may be used to treat solution, for reducing fouling or corrosion in a tube system or pipe system, methods for increasing water porosity of soil, methods for treating thromboembolic disease, etc.

Abstract: An insulating container can be configured to retain a volume of liquid, and include a canister having a first inner wall having a first end having an opening extending into an internal reservoir, and a second outer wall forming an outer shell. The opening can be sealed by a spout adapter, the spout adapter having an internal passageway extending between the internal reservoir and a spout opening, which may be smaller than the opening of the canister. The spout opening may be sealed with an upper cap that has a magnetic top surface. The upper cap may be selectively coupled to seal the spout opening, or may be magnetically coupled to a magnetic docking surface of a docking structure on the spout adapter.

Abstract: Methods for detecting and extracting plastic contaminants within a water sample, which involve introducing the water sample to a hydrophobic deep eutectic solvent, are provided.

Abstract: A method for integrated processing of finely dispersed metal-containing waste, wherein the method includes mixing metal-containing waste with magnetic field activated water into a pulp, subjecting the pulp in a reaction chamber to a rotating magnetic field generated by rotating ferromagnetic elements, carried out in a vortex layer with a rotation speed of the ferromagnetic elements being at least 2800 rpm, until a magnetostriction effect and subsequent reduction of metal oxides occurs, and carrying out hydrocyclone separation of the metal oxides.

Abstract: A magnetic adsorbent, including an admixture of an adsorbent and a magnetic material. A system for removing mercury from a fluid stream, the system including, a magnetic adsorbent injection unit for injecting an admixture of powdered activated carbon and magnetic material into the fluid stream; and a particulate removal unit. Also included are methods for removing mercury from a fluid stream and methods for producing a magnetic sorbent.

Abstract: A method of separating a fluid includes adding a fluid to a canister of a fluid separator. The canister includes first and second barriers disposed concentrically within the canister that define a first and second annulus within the canister, and a canister rotor having a first magnet associated therewith. The method includes rotating an induction base rotor disposed within an induction base. The induction base rotor includes a second magnet. The canister rotor and the induction base rotor are magnetically coupled and rotating the induction base rotor causes the canister rotor to rotate. The method further includes forming a vortex in the fluid via the rotation of the canister rotor, and the vortex causes the fluid to separate into a first component and a second component.

Abstract: A liquid desalination system is disclosed. The liquid desalination system includes a feed line having an inlet to receive liquid and an outlet to discharge the liquid. The liquid desalination system includes a magnet coupled to the feed line, the magnet to generate an oscillating magnetic field within the feed line and in opposition to the feed water flow. The removal of targeted ions can be achieved by manipulating the frequency and rate of the generated electromagnetic waves. The generated electromagnetic waves can be tuned to weaken the hydration bonds of that specific ion and facilitate its removal. The liquid desalination system generates an electric field across the feed line to enable the liquid to flow through the electric field. The electric field may attract sodium ions to a positive electrode and may attract chloride ions to a negative electrode, to desalinate the liquid in the feed line.

Abstract: A system is provided for use with an electrical submersible pump (ESP). The system includes an ESP mounted on a tubing and a magnetic field source positioned above the ESP. The magnetic field source generates a magnetic field configured to suspend iron-containing particles above a discharge of the ESP. The magnetic field prevents an accumulation of the iron-containing particles onto components of the ESP during a powered-off state of the ESP.

Abstract: An automated analyzer including: a stirring part provided with a stirring bar; a cleaning part that cleans the stirring bar; and a control unit that controls the stirring part and the cleaning part, when the control unit causes the stirring part to stir a liquid containing a specimen in a second cycle subsequent to a first cycle, the control unit performing first processing that sets a range of the stirring bar to be cleaned in the second cycle as a cleaning range R2, and when the control unit does not cause the stirring part to stir the liquid in the second cycle, the control unit performing second processing that sets a range of the stirring bar to be cleaned in at least one of the first cycle and the second cycle as a cleaning range R4 that is wider than the cleaning range R2.

Abstract: A magnetic filter is disclosed suitable for use in large heating and/or cooling systems, for example heating systems using pipework between 2 inch bore and 4 inch bore. The magnetic filter includes a separation chamber in the form of a pipe, and externally-mounted magnetic assemblies which are movable from a position close to the pipe to a position spaced from the pipe. The magnetic assemblies are pivotally mounted to the pipe via a framework.

Abstract: The present disclosure provides devices, kits, and methods for focusing/enriching and/or separating/sorting submicron size particles, including biological entities such as exosomes and other submicron size extracellular vesicles. Devices, kits, and methods of the present disclosure utilize ferrohydrodynamic manipulation to focus populations of submicron particles into a stream for enrichment and/or further sort various sub-populations of submicron particles based on size differences.

Abstract: System and method for treatment of a process fluid using ultraviolet light are provided. The system may have a wall, an inlet pipe and at least one length of brushes configured to brush a fluid along a side of the wall, generating a film on the fluid to be exposed to ultraviolet light as the fluid film flows along the wall. The system and method may further utilize at least one channel to provide fluid to the wall.

Abstract: A pressure-tight storage vessel contains a liquid, has an elongated main body rotationally symmetrical with respect to an axis of symmetry, and forms, at least partially, a rotationally symmetrical hollow space in which the liquid is substantially received, wherein the main body is terminated at its bottom side by a base. Furthermore, at its top side, the storage vessel has an opening which is closed off in a pressure-tight manner by a closure, has a plurality of reinforcement elements, which bears against the main body at the outside, which extends parallel to the axis of symmetry of the main body, and arranged rotationally symmetrically about the axis of symmetry of the main body. In each case between adjacent reinforcement elements, respective externally exposed wall sections of the main body are formed, and the composition of the exposed wall sections permits a pressure-tight insertion by at least two hollow needles.

Abstract: An internal assembly (230) for a tool (200) includes a retainer (232) that at least partially defines an axial bore (238). The retainer (232) further defines a port (246) providing a path of fluid communication from an exterior of the retainer to the bore (238). The internal assembly (230) also includes an electromagnet (250) coupled to the retainer (232). The electromagnet (250) is configured to actuate between an on state and an off state and to attract magnetic debris in a fluid when in the on state. The internal assembly (230) also includes a sleeve (260) that is configured to be positioned downstream from the retainer (232). The sleeve (260) at least partially defines the bore (238). The sleeve (260) further defines a port (262) that provides a path of fluid communication from the bore (238) to an exterior of the sleeve (260). The internal assembly (230) also includes a valve (270) configured to be positioned downstream from the port (262) in the sleeve (260).

Abstract: Decontamination of water using low-cost technology for municipal wastewater treatment for safe irrigation reuse is provided. More specifically, wastewater is decontaminated by coagulation/flocculation followed by biological filtration while incorporating, in several stages, wastes from other industries such as ceramic kiln dust and biochar. Ceramic kiln dust and alum are used in a coagulation/flocculation process which is then followed by biofiltration using a biochar material.

Abstract: The present disclosure describes a filtration device that includes a housing that includes a first tubular section connected to a second tubular section, wherein the first tubular section extends along a longitudinal axis and includes an open end that forms a fluid inlet of the housing, a closed end opposite the open end, and a connection opening positioned between the open and closed ends, and wherein the second tubular section includes a first open end connected to the connection opening of the first tubular section and a second open end that forms a fluid outlet of the housing; and a filter that is arranged inside of the first tubular section and that extends along the longitudinal axis of the first tubular section; wherein the filter includes an electromagnet configured to generate a magnetic field that surrounds at least the first tubular section and attracts metal contaminants in a fluid to the filter. A filter system is also described.

Abstract: A filtration system interconnection structure having manifold with a rotatable manifold magnet of correlated magnets, a shroud with alignment tracks, an actuating valve for water ingress, and a filter cartridge having a rotatable filter magnet of correlated magnets, where the manifold magnet and the filter magnet are in magnetic communication with one another when the filter cartridge is inserted with the shroud, and are at least partially rotatably compatible, where the manifold magnet rotates with the filter magnet until the manifold magnet experiences a rotational stop beyond a predetermined rotation of the filter magnet, thus allowing the filter magnet to shift polarity with respect to the manifold magnet and present a repulsion force for removal of the filter cartridge from the shroud.

Abstract: Provided is an apparatus for removing thermal stratification generated by turbulent penetration by using a rotation ring. The apparatus removes thermal stratification formed in a branch pipe branching from a main pipe through which a high-temperature fluid flows, the apparatus including: a hollow body portion coupled to the branch pipe; a plurality of first electromagnets provided to be spaced apart from each other in a circumferential direction of the body portion; a controller configured to sequentially change polarities of the plurality of first electromagnets; and a rotation ring including a plurality of second electromagnets having either an N polarity or an S polarity, the rotation ring being rotatably coupled to the body portion, wherein, when the polarities of the plurality of first electromagnets are sequentially changed, the rotation ring rotates according to a magnetic force of the plurality of first electromagnets and the plurality of second electromagnets.

Abstract: Separate cleaning assembly for magnet assemblies formed by at least one magnet rod, wiper assembly and magnet handle device, the cleaning assembly including a base and vertically extending main body, wherein the cleaning assembly includes retaining means for retaining the magnet assembly to the main body and receiving means for receiving and accommodating the wiper assembly, wherein the receiving means for the wiper assembly is arranged to moving means arranged for moving the wiper assembly in longitudinal direction of the magnet rods.

Abstract: A separation system, a method in a separation system and an elution arrangement to be provided in a separation system for separating a biomolecule from a cell culture are provided. The method comprises the steps of: —providing a feed from a cell culture (3; 103; 203) comprising said biomolecule to a magnetic separator (5; 105; 205) and providing to the magnetic separator magnetic beads comprising ligands capable of binding this biomolecule; —separating by the magnetic separator said magnetic beads with bound biomolecules from the rest of the feed; —forwarding said magnetic beads as a slurry with an added buffer to an elution cell (7; 107; 207); —eluting the bound biomolecules in the elution cell.

Abstract: Disclosed herein are platforms, systems, and methods including a cell culture system that includes a cell culture container comprising a cell culture, the cell culture receiving input cells, a cell imaging subsystem configured to acquire images of the cell culture, a computing subsystem configured to perform a cell culture process on the cell culture according to the images acquired by the cell imaging subsystem, and a cell editing subsystem configured to edit the cell culture to produce output cell products according to the cell culture process.

Abstract: Provided is a cell culture device that has a simple structure and ensures sufficient nutrient supply to cells and oxygenation of the cells to thereby enable mass cell culture. The cell culture device comprises: a cell culture container which is an approximately cylindrical body provided with a flat bottom part at the lower end; a dish-shaped body having an approximately disc shape which is provided with a plurality of magnetic attraction members, said magnetic attraction members being positioned in the circumferential part at equal intervals, and horizontally disposed in a non-contact state within a hollow space inside the cell culture container; and a cyclic body which is provided with a plurality of magnetic attraction members and positioned outside the cell culture container so that the cell culture container is located within the cycle thereof. The cyclic body and the dish-shaped body move vertically in magnetic conjunction to thereby agitate a medium and supply nutrients to cells.

Abstract: A water purification system provides clean water for the consumption by livestock by using a continuously recirculating water loop. A circulating pump moves the water within the water loop in a flow direction. A particle filter system is fluidically connected in series and removes dissolved solids or particulates within the water. An ozone purification system and/or with the addition of other antimicrobial or purification agents is fluidically connected in parallel to a portion of the continuously recirculating feedback monitored and control water loop. The ozone purification system is disposed downstream of the particle filter system in relation to the flow direction. A feeding station is connected in series with the continuously recirculating water loop disposed downstream of the ozone purification system in relation to the flow direction. An alkaline water apparatus is disposed upstream of the ozone purification unit, connected either before or in parallel to the ozone purification system.

Abstract: A heat exchange apparatus for removing magnetic particulates from a gas stream, including a rotating element basket having a regenerative heat exchanger and at least one magnetic element. A method of removing magnetic particulates from a gas stream, including heating the regenerative heat exchanger during a first portion of a cycle as a segment of the rotating element basket passes through a first zone wherein contact is made with a flue gas thereby accumulating any magnetic particulates as they are attached to the magnetic element. Then cleaning a portion of the magnetic element during a second portion of the cycle. And cooling the regenerative heat exchanger and simultaneously heating an inlet air stream during a third portion of the cycle as the segment of the rotating element basket passes through a third zone wherein fluidic contact is made with the air inlet stream.

Abstract: A magnet module used for producing a carbon nanotube dispersion liquid, comprising: a pipe portion having a first opening connected to a shearing module, and a second opening at both ends; and a magnet disposed in the pipe portion, wherein a medium liquid containing the carbon nanotube defibrated by the shearing module is supplied through the first opening, and after a ferromagnetic impurity attached to the carbon nanotube is attracted to the magnet and removed, the medium liquid is discharged from the second opening.

Abstract: A method is provided for manipulating objects in a cavity including a liquid, the method including providing in at least one region of the cavity objects capable of absorbing light in a given wavelength range, forming an aggregate of the objects by submitting them to an acoustic field, and disrupting the aggregate by submitting the aggregate to a light beam emitting at the given wavelength range. Also provided is a device for manipulating objects.

Abstract: A pipette holder that includes: (i) a base; (ii) a recess made in the base, which can removably house a well support; (iii) a pipette support comprising a first housing into which can be inserted a pipette equipped with one or more tubular pipette cones that each comprise a tip intended for pipetting liquid, the first housing opening out onto the recess of the base, the pipette support being translationally mobile relative to the base in a direction parallel to an axis of the pipette cones and mobile between a first position in which the tip of each pipette cone is inserted in a well of the well support and at least one second position in which the tip is outside the well; and (iv) a second housing which can removably house a magnetized part.

Abstract: A method for performing a magnetic separation procedure that includes transporting a receptacle containing a fluid medium to a first location of a system, where the fluid medium contains both a sample material and a suspension of magnetically-responsive solid supports. At the first location, the fluid medium is exposed to a first magnetic field for a first dwell period, thereby isolating the solid supports within the receptacle, where no portion of the fluid medium is removed from the receptacle at the first location. The receptacle is then transported from the first location to a second location of the system, where the fluid medium is exposed to a second magnetic field for a second dwell period. Following the second dwell period, at least a portion of the fluid medium is removed from the receptacle. A suspension fluid is then dispensed into the receptacle, and the contents of the receptacle are agitated to suspend the solid supports within the suspension fluid.

Abstract: The invention relates to an engine oil system (1, 1?, 101) for supplying oil to oil using components (3) in a vehicle (800). The engine oil system comprises an oil pan (10) for holding oil received from the oil using components, an oil pump (20) fluidly connected to the oil pan for pumping oil from the oil pan to the oil using components, and an oil filter (30, 30? 130) configured for cleaning the oil. The oil filter has a filter inlet (32, 32?, 132) for receiving oil to be cleaned, and a filter outlet (34, 34? 134) for discharging oil from the oil filter. The oil filter is arranged in the oil pan such that, in use, the filter outlet discharges oil into the oil pan.

Abstract: A purification system and method may include a container receiving portion, pump, and magnetic field generating element. The container receiving portion may be configured to receive and support a container containing a mixture. Magnetic beads may be added to the container for separating a target substance from a remainder of the mixture. The magnetic field generating element may be movable relative to the container receiving portion between a non-working position remote from the container receiving portion and a working position adjacent an outer periphery of the container receiving portion. In the working position, the magnetic field generating element may attract the magnetic beads and hold them firmly against an interior surface of the container. While the magnetic beads are immobilized by the magnetic field generating element, the pump may remove the mixture from the container, leaving behind the magnetic beads bound tightly but reversibly to the target substance.

Abstract: In a polymer assay cartridge having wells containing reagents, beads and sample, where the wells are covered (e.g., with Parafilm® or films) and shipped to the point of care, the reagents and well contents can leak out. The reagent solutions are made semi-solid by adding hydrogel reagents and cooling to form a gel. Preferably, the hydrogel is heated before an assay is conducted with the cartridge, and pigmented beads in the wells indicate melting or excessive heating, or congealing of the hydrogel, based on pigment color change.

Abstract: A magnetic isolating apparatus (10) for isolating magnetic particles (66) from a suspension has an immersion section (30) which is designed to be temporarily immersed in the suspension, a guide apparatus (16) which extends along a guide path (F), a magnet arrangement (18) which is guided by the guide apparatus (16) such that it can be moved between an active position which is situated close to the immersion section (30) and an inactive position which is positioned further away from the immersion section (30) along the guide path (F), so that a magnetic field in the region of the immersion section (30) can be changed by moving the magnet arrangement (18) between the active position and the inactive position, and a drive apparatus (22, 50) by which the magnet arrangement (18) can be driven to move at least in a direction between the active position and the inactive position, wherein the drive apparatus (22, 50) is coupled in a non-physical manner to the magnet arrangement (18) by a force field and/or a fluid so

Abstract: Provided herein are devices and methods for sample isolation comprising a planar member configured to rotate around a bearing, and a plurality of apertures positioned at an angle to the planar member. Exemplary embodiments relate generally to the field of sample isolation, and more particularly to sample isolation using centrifugal and magnetic forces.

Abstract: An apparatus (1) and method for treating contaminated waste water (2). The apparatus comprises a heater (30), a feed apparatus (11, 12, 13, 14), for supplying contaminated waste water (2) to the heater (30) and a centrifuge (50, 60) downstream of the heater (30). A heat exchanger (20) is also provided which has a first channel (22) and a second channel (24). The first channel (22) is connected in a flow path extending between the feed apparatus (11, 12, 13, 14) and the centrifuge (50, 60); and a waste water outlet (9) from the main centrifuge (60) is fluidly coupled to an inlet of the second channel (24) of the heat exchanger (20).

Abstract: Provided are techniques that may include a disposable magnetic cell isolation holder having one or more passages that accommodate a magnetic retention material to facilitate magnetic cell isolation without adjustment of magnetic field parameters between isolation procedures using different magnetic particle sizes. When the magnetic cell isolation holder is coupled to a magnetic field generator, a first passage corresponding to a smaller particle size is positioned in a magnetic field where the magnetic field characteristics are different relative to a second passage, of a second holder or in the same holder, for use with another bead size.

Abstract: The invention herein relates to conducting assays with an apparatus including a substantially transparent assay cartridge loaded with magnetic beads, and a magnets positioned in a platform above and below the assay cartridge. The assay cartridge includes magnetic beads, sample and control solutions in some wells, and assay reagents in others. A microcomputer controls a linear actuator which moves the magnet platform causing the magnetic beads to travel from one well to another and to oscillate within a well. At assay completion, the cartridge will generate a signal representing a test result, which is then sent to a server through a wireless transmission system.

Abstract: An apparatus and method for cleaning ash/soot and other particulates from diesel particulate filters (DPF), including diesel oxidative catalysts (DOC) and similar exhaust components. Section for dry and wet cleaning include conduits that connect to the filters. For dry cleaning, a filter is mounted clean side up and air pressure is applied in opposite directions so that the particulate is dislodged and falls out. For wet cleaning, the filter is floated with a slug of liquid cleaning solution which is surged back-and-forth through the filter to dislodge and remove the particulate. The dry and wet cleaning sections may be combined or collocated, or may be located separately or used one without the other.

Abstract: Disclosed are a water treatment apparatus and a process for treating process water with ozone and ultraviolet radiation. The apparatus comprises a reactor (4) having a first (5) and a second (6) reaction chamber. The first reaction chamber (5) has a UV lamp (1), an air inlet (30) and a gas outlet (23). An air/ozone conduit (34) is connected to the gas outlet (23), via which an air/ozone mixture (b) can be fed into a water inlet conduit (31). The second reaction chamber (6) is connected to the water inlet conduit (31) and a water outlet conduit (32). The inlet conduit (31) may contain a water filter (18) as well as a controllable circulation pump (16) designed to pump water in the reactor direction. The water filter (18) may be arranged between the circulation pump (16) and the reactor (4). A recirculation conduit (33) comprises a pump (10) pumping water towards the inlet conduit (31).

Abstract: An apparatus for a selective fractionation of ultrafine particles includes at least three separating columns fluidically connected in series by connecting lines. An infeed is arranged to feed into a connecting line which is arranged upstream of each separating column. Each connecting line comprises an inlet for a suspension of ultrafine particles to be separated and an inlet for at least one additional mobile phase. The inlets are alternately operated. A discharge branches off from a connecting line which is arranged downstream of each separating column. Each connecting line comprises an outlet for a first and a second discharge suspension of the ultrafine particles. The outlets are alternately operated. A control means provides a simultaneous switching of the through-flow switching position of the shutoff valves at the inlets and outlets. At least one magnetic field source for a magnetic field is arranged in each separating column.

Abstract: A method and apparatus for the rapid and reliable preparation of a sample for use in testing for target analytes such as bacteria, viruses, toxins and pathogenic agents in various products. A sample for testing the target analyte is collected from various sources. The method for sample preparation provides for an express process for preparing collected samples for testing. The collected sample may be concentrated by centrifugation, filtration, or other means suitable for sample concentration, homogenized with the addition of a broth and enriched for specified period of time. Immunomagnetic separation of the sample occurs with receptor-coated magnetic microspheres in different test-specific formulations (singleplex or multiplex). An automatic testing system is disclosed which includes a biological testing cassette, in which testing of the sample occurs using liquid crystal diagnostic methodologies.

Abstract: The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material, at least one second material and at least one third material, which comprises at least the following steps: (A) providing a mixture comprising at least one first material, at least one second material, at least one third material and at least one hydrocarbon in an amount of more than 0.