Abstract: A method of stabilizing a catalyst system includes hydrothermally treating an aluminum oxide catalyst support having ?about 95 volume % of ?-Al2O3 phase by heating to a temperature of about 800° C. to about 1,200° C. in the presence of water. A majority of the ?-Al2O3 is converted to a stable alumina phase selected from the group consisting of: ?-Al2O3, ?-Al2O3, and combinations thereof to form a stabilized porous aluminum oxide support having an average surface area of ?about 50 m2/g to ?about 150 m2/g. A platinum group metal is then bound to a surface of the stable porous aluminum oxide support to form the stabilized catalyst systems.

Abstract: With respect to a clean air device, in order to provide a device structure and an air cleaning unit inspecting method capable of supplying clean air through a filter and also capable of measuring the amount of dust in a workroom space in which blown air forms a laminar flow such that an increase in the amount of dust can be accurately detected, the clean air device comprises an air cleaning unit, a rectifying unit arranged downstream of the air cleaning unit configured to rectify air blown from the air cleaning unit and form a laminar flow, and a workroom arranged downstream of the rectifying unit, wherein at least one suction port is provided on a wall surface in a space formed between the air cleaning unit and the rectifying unit, configured to draw out the air in the space to an exterior.

Abstract: Aspiration of a pipette arrangement is initiated. A sensor arrangement senses a least one prevailing first parameter that is dependent from the effect in the pipette arrangement during initiating and upholding the suctioning action. This at least one parameter is analyzed in an analyzing stage. From a result of this analysis and in a determining stage at least one test criterium TC for at least one further parameter as sensed by the sensor arrangement is determined. In a checking stage there is checked whether this further parameter fulfills the at least one test criterium.

Abstract: This invention provides microfluidic devices with graphene films as architectural materials and methods of fabrication and use thereof in X-ray analysis.

Abstract: Methods of determining methylation of DNA are provided.

Abstract: A specimen processing cartridge includes a first fluid source operable to deliver a first liquid to a first flow path and to transmit the first liquid to a testing area. The cartridge also includes a second fluid source operable to deliver a second liquid to a second flow path and a bridging member positioned between the first flow path and second flow path. The bridging member is operable to receive the second liquid from the second fluid source, and to deform from a first position to a second position upon receiving the second liquid. When not deformed, the bridging member does not contact the first flow path. When deformed, however, the bridging member contacts the first flow path and is operable to transmit the second liquid to the first flow path upon contact.

Abstract: Examples include polymerase chain reaction (PCR) devices. Example PCR devices comprise a fluid input, a fluid output, and a set of microfluidic channels that fluidly connect the fluid input and the fluid output. Each microfluidic channel comprises a reaction chamber, and examples further comprise at least one heating element, where the at least one heating element is positioned in the reaction chamber of each microfluidic channel. The at least one heating element is to heat fluid in the reaction chamber of each fluid channel, and the at least one heating element is to pump fluid to the reaction chamber and from the reaction chamber of each microfluidic channel.

Abstract: Provided herein are a system and method for using a microfluidics device. The system includes: a plurality of pumps and a plurality of sensors; a first communication line to select a pump from the plurality of pumps and select a sensor from the plurality of sensors; a second communication line selectively connected to the selected pump; and a third communication line selectively connected to the selected sensor.

Abstract: Embodiments described herein relate to apparatus for temperature modulation of samples. Generally, aspects of the disclosure provide for a portable cooling and heating apparatus which enables a user to visualize a sample during cooling or heating. In one embodiment, the apparatus include a sample block, a plurality of thermoelectric modules coupled to the sample block, and a cooling block coupled to the plurality of thermoelectric modules. In another embodiment, the cooling block is in fluid communication with a fluid reservoir. Other embodiments utilize various insulating materials to influence thermal conductivity between the sample block and the cooling block to provide for enhanced temperature control and modulation.

Abstract: An example method includes providing a working stack having a first substrate layer, a second substrate layer, and a radiation-absorbing material disposed between the first and second substrate layers. The working stack includes a cavity therein having a designated liquid. A bonding interface is defined between the radiation-absorbing material and at least one of the first substrate layer or the second substrate layer. The bonding interface has a film of the designated liquid. The method also includes directing radiation onto the bonding interface to form a perimeter seal. The perimeter seal separates the cavity from an outer area of the bonding interface. The method also includes directing the radiation onto the outer area of the bonding interface to secure the first and second substrate layers together. The perimeter seal impedes an ingress of bubbles from the outer area into the cavity as the radiation is directed onto the outer area.

Abstract: A stacked testing assembly (100) includes a microfluidic cartridge (10) for analyzing a fluid sample and a testing setup, said microfluidic cartridge includes a number of layers (1, 2) stacked in a height direction with many different kinds of combinations, said testing setup (20) is capable of assembling and testing all kinds of said layers combinations with no change to the setup.

Abstract: A flow cell including inlet and outlet ports in fluid communication with each other through a flow channel that extends therebetween. The flow channel includes a diffuser region and a field region that is located downstream from the diffuser region. The field region of the flow channel directs fluid along reaction sites where desired reactions occur. The fluid flows through the diffuser region in a first flow direction and through the field region in a second flow direction. The first and second flow directions being substantially perpendicular.

Abstract: A sequencing instrument including a sequencing stage and a microscope. The sequencing stage has a reference plate with a flat reference surface. The microscope optical axis is perpendicular to the reference surface. The sequencing stage is configured to receive a flexible film having a plurality of DNA templates immobilized on a first side of the film, and to hold the flexible film against the flat reference surface with at least some of the plurality of DNA templates in an object plane that is perpendicular to the microscope's optical axis.

Abstract: A microfluidic device including at least one channel in fluid communication with a sample trap array. Specifically, the configuration and geometry of the trap arrays according to the present invention allows for performing sample digitization that supports passive self-discretization within the sample traps without the need for any external flow control or actuation. Geometrical parameters defining the sample traps, including the trap width and the trap depth, are selected to optimize self-filling of the sample traps. Reagents are incorporated into the sample traps during device fabrication to allow for performing multiplexed reactions within the sample traps.

Abstract: A microfluidic chip assembly having a plurality of microfluidic flow channels is provided. Each channel has a switching region. The microfluidic chip may further include at least one surface acoustic wave generator configured to generate a pressure pulse in the switching regions of the channels to selectively deflect particles in the flow. Attenuation elements and/or channel configurations may be used to prevent acoustic signals from interfering with neighboring switching regions. Alternatively, a microfluidic particle processing system may include a microfluidic chip assembly, a particle processing instrument, and a coupling element. The surface acoustic wave generator may be provided on the particle processing instrument. The microfluidic chip assembly may be configured for operative engagement, via the coupling element, with the particle processing instrument.

Abstract: Provided herein is a chemical reagent bottle. The chemical reagent bottle includes a main body, a neck, and a fluoropolymer coating. The main body has a first interior surface defining a cavity for housing a chemical substance. The cavity has a preselected volume. The neck extends from the main body and has a second interior surface defining a hollow opening that is in fluid communication with the cavity. The fluoropolymer coating internally coats the first interior surface and the second interior surface with a fluoropolymer layer.

Abstract: A fluid transfer device includes a syringe barrel having a chamber, a first plunger slidably movable inside the chamber, and a second plunger slidably movable inside the chamber. The distal end portion of the first plunger is engageable with the proximal end portion of the second plunger such that when the distal end portion of the first plunger and the proximal end portion of the second plunger are engaged, the second plunger is movable by the first plunger. A check valve may be incorporated into the distal end portion of the second plunger to allow a fluid to pass therethrough in a direction towards the proximal end portion of the second plunger and prevent a fluid to pass therethrough in a reverse direction. A fluid transfer assembly and a sampling method are also described.

Abstract: A nucleic acid analysis apparatus with isothermal based amplification includes a chamber, a fluid delivery unit, a thermal unit, a rotational driven unit and at least one optical unit. The chamber includes a cartridge mounted therein. The fluid delivery unit is connected with the chamber and adapted to transport reagents within the cartridge for sample purification and/or nucleic acid extraction. The thermal unit is disposed in the chamber and adapted to provide a predefined temperature for nucleic acid amplification. The rotational driven unit is connected with the chamber and comprises a motion control unit, wherein the motion control unit is capable of pressing the cartridge during sample purification and/or nucleic acid extraction and rotating the cartridge with a predefined program during nucleic acid amplification and/or detection. The at least one optical unit is disposed on the chamber and includes plural optical components for detection.

Abstract: A testing device is provided. The testing device includes a capturing tool and a microfluidic chip having a plurality of chambers connected in a network, a sample receiving port connected to the network, and a guide structure configured to receive the capturing tool, wherein the capturing tool is configured to capture sample in a distal position from the guide structure and further configured to transfer the captured sample to the sample receiving port in a proximal position from the guide structure.

Abstract: A nucleic acid amplification (NAA) reaction vessel includes two opposing major walls a minor wall system, having two minor walls which are attached to the major walls, define a reaction chamber having a base, with the major and minor walls being formed of a thermally conductive material. An inlet port permits the introduction of fluid into the reaction vessel, and a cap is arranged for sealing the inlet port. A light transmissive window is located at the base of the vessel reaction chamber. The vessel has a capacity greater than 100 microlitres. Process and apparatus employing the reaction vessel are also described.

Abstract: Automated diagnostic laboratory and laboratory management system for high throughout and methods of using the same, including subsystems and components for use with the same and devices for removing lids from microplates and methods of using the same.

Abstract: Provided is a battery charger suitable for an electric pipette, improved in degree of installation freedom and expandability. A battery charger includes a pipette receiver, left and right arms extending forward from the pipette receiver, charging electrodes that come into contact with pipette side electrodes exposed to the outside of a main body of an electric pipette and charge a battery of the electric pipette, a power delivering port, and preferably, a power relay port, and a pipette receiver rear surface is formed with a vertical plane, and the vertical plane acts as a fixing part.

Abstract: A process for separating carpet fibers from carpet backing uses a grinder of the type having a rotor with a plurality of vertically spaced cutter discs and a fan disc below the cutter discs. Sections of carpet are fed into the grinder which grinds the carpet, separating the fibers from the backing and breaking the backing into relatively small particles. The grinder is connected with a series of ginning equipment for removing the ground backing from the fibers.

Abstract: A refiner plate segment with a continuous transition zone spanning from the periphery or near the periphery of the plate in a substantial spiral toward the axis of rotation of the plate adjacent the breaker bar zone.

Abstract: A method is disclosed for crushing material to be ground with a mill which contains a grinding chamber which is connected to a feed for material to be ground and to an outlet for ground particles, and contains grinding devices for producing particles of the desired fineness from the fed material to be ground, wherein the grinding takes place in a reducing atmosphere which contains a reduction gas. Also disclosed, is a mill having a grinding chamber which is connected to a feed for material to be ground and to an outlet for ground particles, and contains grinding devices for producing particles of the desired fineness from the fed material to be ground, wherein the grinding chamber contains a reducing atmosphere in which the grinding takes place and which contains a reduction gas.

Abstract: Method and apparatus (100) for transforming organic and inorganic solid urban waste into aggregates, comprising an extruding machine connected to a reactor. The extruding machine is formed by an extrusion cylinder (103) through which a piston circulates (104) inside an extrusion cavity (106), which comprises three sections (107, 110, 111) and is fed with a parget obtained after pre-processing the waste. The end (115) of the third section (111) is connected to the reactor (112) through an opening (114). The reactor's longitudinal shaft is formed by a rotatory steel shaft (116) in which some steel blades are arranged (108), whose ends play the roles of cutting, hammering, punching and hydraulic helix as they rotate. Between the end of the blades and the wall of the reactor, there is a clearance of more than 0.1 mm of thickness.

Abstract: A foliage shredder that can shred inputted foliage matter into uniform sized particles without pulverizing the inputted foliage matter includes a housing, a shredding axle, a motor, a stand, a digital timer, a power cord, and a lid. The shredding axle is concentrically positioned within a cylindrical compartment of the housing and rotatably coupled to a rotor of the motor. A stator of the motor is externally connected to the housing and electrically connected to the power cord through the digital timer. The lid is terminally attached to the housing thus closing the cylindrical compartment. The cylindrical compartment functions as a container unit for the inputted foliage as the electrically powered shredding axle shreds the inputted foliage into uniform sized particles.

Abstract: Embodiments are disclosed of an apparatus with a first planar cutter including a center and a plurality of through-holes and a second planar cutter positioned on the first planar cutter and including a center and a plurality of through-holes. An axle passes through the center of the first planar cutter and is coupled to the center of the second planar cutter, so that rotation of the axle produces rotation of the second planar cutter relative to the first planar cutter. At least the surface of one of the first planar cutter and the second planar cutter is made of a friction-reducing material.

Abstract: The present invention relates to an apparatus for exfoliating a plate-shaped material for exfoliating graphene, which has features that while a shear force required for the exfoliation of graphite is applied using a specific microchannel, it can simultaneously prevent the graphene itself from being crushed and increase the discharge flow rate of a graphene dispersion, thereby enhancing the production efficiency of graphene.

Abstract: An apparatus for washing and grading aggregate includes a chassis; a first grading screen mounted on the chassis for removing oversize material from a feed material; a first hydrocyclone mounted on the chassis receiving undersize material and water from the first grading screen; a second grading screen mounted on the chassis for producing at least one sand product, the second grading screen receiving an underflow from the first hydrocyclone; a second hydrocyclone mounted on the chassis receiving undersize material and water from the second grading screen; and an underflow from the second hydrocyclone being delivered onto the second grading screen.

Abstract: Devices, systems, and methods for separating incinerator combined ash are described. The devices, systems, and methods include a fines process that utilizes water or other liquid in the separation of portions of the incinerator combined ash.

Abstract: Devices, systems, and methods for separating incinerator combined ash to recover desired materials are described. The devices, systems, and methods may include 2-stage screen(s), falling velocity separator(s)/jig(s), magnetic pulley(s), eddy current separator(s), sensor sorters, and optical sorter(s).

Abstract: Electro-kinetic separation processes for removing solid particles from alkylated aromatic process streams are provided herein.

Abstract: A separator drum for a separator for centrifugally separating a suspension into at least one liquid phase and one solid phase or into two liquid phases and preferably one solid phase. The separator drum includes a vertical axis of rotation, and a drum lower part and a drum upper part, into which a product to be processed can be fed, into a drum interior, via a feed tube and a distributor. The distributor has a distributor shaft, a conical distributor foot, distributor channels, formed in the distributor foot, into the drum interior, at least one liquid outlet, and at least one solid outlet. The distributor foot has a lower distributor foot base and an upper distributor foot cover plate, which can be mounted on the distributor separately from the conical distributor foot base.

Abstract: A droplet dispensing assembly includes a spray-to-droplet converter attachment, a cross wall, and a spray delivery tube. The converter attachment is a tubular wall with a passageway between its front and rear ends. The cross wall is disposed in the passageway, spaced from the tubular wall front and rear ends, and extends in a transverse relationship to, and connected with, the tubular wall to define an obstruction in a path of liquid travel through the passageway from the rear end to the front end such that liquid spray impacts the obstruction and converts into liquid droplets that are dispensed from the front end. The spray delivery tube has an exit end mated with the tubular wall upstream of the cross wall relative to the path of liquid travel through the passageway.

Abstract: The present disclosure is related to a showerhead. The showerhead includes a housing, an engine received within the housing, and an engine release assembly connected to the housing and the engine. The housing may define a chamber in fluid communication with a fluid source. The engine may be fluidly connected to the chamber. The engine may include a plurality of outlets in selective communication with the chamber. The engine release assembly may selectively secure and release the engine from the housing.

Abstract: A head of a spray gun mounted on a core inside a spray gun, comprises a nozzle disposed at an end of the core; a sprayer covered at the front of the nozzle, the sprayer having a plurality of side air passing blocks; a rotatable air volume regulating sleeve disposed at the rear of the nozzle; a plurality of air regulating holes disposed on the rotatable air volume regulating sleeve; a sprayer nut for enclosing the nozzle, the sprayer, and the rotatable air volume regulating sleeve; wherein the nozzle has a plurality of side air passing holes, when the rotatable air volume regulating sleeve rotates, at least one air passing hole overlaps with at least one air regulating hole, overlapping between at least one air passing hole and at least one air regulating hole adjust an air volume passing through the head of a spray gun. The present invention can perform high-precision air volume regulation and is particularly suitable for high-precision spraying operations.

Abstract: A fluid dispensing device includes a housing and a reciprocating piston fluid pump coupled to the housing. The reciprocating piston fluid pump includes a piston disposed within a cylinder. The piston is configured to pressurize at least one pumping chamber. A motor is coupled to the housing and connected to the reciprocating piston fluid pump to actuate the piston. A wobble assembly connects the motor to the piston of the reciprocating piston fluid pump. A spray tip connected to an outlet of the at least one pumping chamber.

Abstract: The present invention relates to a device for containing and supplying liquids, comprising a containing unit (100) provided with a main compartment (3A) for containing liquids, a supplying unit (200) comprising a supplying conduct (4) arranged between a first opening for activating supply and a second opening for supplying liquids, pumping means (6), to permit pumping of liquids from said supplying conduct (4) outward said device (1) for containing and supplying liquids, said pumping means (6) being provided in correspondence of said first activating opening, first anti-extraction means (5) for preventing said pumping means (6) from being extracted from said supplying conduct (4), an exit valve (12) provided in said supplying conduct (4), said exit valve (12) being movable between an opening position, in which exit of liquids from said supplying conduct (4) is permitted through said second liquid supplying opening, and a closure position, in which exit of liquids from said supplying conduct (4) through said s

Abstract: A dispensing pump for liquids, viscous materials, foams, gels, etc. includes a resilient plastic skirt spring so that the entire pump can be more easily recycled. The skirt spring comprises a plurality of concentric nesting rings sequentially decreasing in diameter from a base ring to a top ring to form a conical shape wherein adjacent rings are interconnected by spaced bridge segments and the bridge segments are staggered at each sequential ring.

Abstract: A coating material is uniformly applied on an inner wall surface of a container while preventing leakage of the coating material and an increase in an installation space. An application apparatus (10) that applies a coating material (L) on an inner wall surface of a container (C) includes: a spray gun (20) having a spray nozzle (22); an outgoing pipe (30) and a return pipe (33); a supply controller (50); a rotary driver (60); and a mover (70), wherein the outgoing pipe (30) and the return pipe (33) are each provided with a resilient-shape part (32, 35) capable of extending and contracting resiliently.

Abstract: Systems and methods for inspecting and cleaning a nozzle of a dispenser are disclosed. The systems may include a platform supporting a cleaning substrate. The cleaning substrate may have a plurality of hook structures configured to remove a material from the nozzle. The systems may also include a camera configured to capture an image of the nozzle and a controller configured to control the system. The methods may include providing a cleaning substrate having a plurality of hook structures, and moving at least one of the nozzle and the cleaning substrate relative to the other to remove a material from the nozzle. The methods may also include capturing an image of the nozzle after dispensing with a camera, processing the image to generate a value, utilizing the value to determine if the nozzle should be cleaned, and if the determination is that the nozzle should be cleaned, cleaning the nozzle.

Abstract: A waterfall system includes a container assembly configured to receive water. A frame assembly is configured to be fixedly mounted to the container assembly. The frame assembly is also configured to accommodate a tube assembly. The tube assembly is configured to extend from the container assembly, along the frame assembly. The tube assembly is also configured to be fluidly connected to a pump assembly. Spaced-apart water-flow guides are configured to extend from a tube portion of the tube assembly toward the water positioned in the container assembly. This is done in such a way that the spaced-apart water-flow guides, in use, respectively guide spaced-apart linear flows of water from the tube portion into the container assembly.

Abstract: A device and a method of discharging a liquid in a state of solid particles being dispersed in the liquid with a minimum additional structure for dispersing the solid particles. A discharge device and an application device each include a storage container; a measuring unit having a measuring hole; a plunger disposed in the measuring hole; a nozzle; a selector valve having a first position at which the storage container and the measuring unit are communicated, and a second position at which the measuring unit and the nozzle are communicated; a plunger drive device; a selector valve drive device; and a discharge control device, wherein a discharge control program includes a filling stepinto the measuring hole; an ejection step; an inflow step causing the liquid material in the measuring hole to flow into the storage container; a discharge step; and a stirring step.

Abstract: The control unit, when a first condition in which a minimum value of a suppliable time that is a time it takes for an amount of liquid contained in each supply-side sub tank to reach an amount corresponding to a switching preparation time necessary for switching between the refill-side sub tank and the supply-side sub tank is less than or equal to a maximum value of a full refill refilling time that is a period from when refill processing for performing refilling of the liquid from the main tank is started in each of the plurality of refill-side sub tanks until a state is achieved in which the refill-side sub tank is fully re-filled with liquid and can supply the liquid is satisfied, the refill processing is performed on the plurality of refill-side sub tanks.

Abstract: A system (1) for distributing resin (3), the system (1) including at least one supply of resin (3a,3b), at least one conduit (5a,5b) operatively connectable to a corresponding supply of resin (3a,3b), and at least one pump (7a,7b) operatively connectable to each conduit (5a,5b) for pumping resin (3) from the corresponding supply of resin (3a,3b). The system (1) also includes a driving assembly (9) operatively connectable to each pump (7a,7b) for driving the same, the driving assembly (9) including a transmission assembly (11) being configured specifically depending on the nature of resin (3) to be pumped through each conduit (5a,5b). The system (1) also includes a discharging assembly (13) operatively connectable to each conduit (5a,5b) for discharging resin (3) out from the discharging assembly (13), the discharging assembly (13) being also operatively connectable to the driving assembly (9) for selectively and adjustably controlling operating parameters of each pump (7a,7b).

Abstract: Described herein is a caulk warming apparatus. The apparatus includes a body portion defining an interior cavity for the placement of caulk tubes. A lid is retained on the body portion and includes a housing containing a heating element for distributing heat throughout the body portion. The interior cavity includes a rack to retain the stored and heated tubes of caulk in a vertical position.

Abstract: A paint roller adapter enabling a large diameter paint roller cover to be used on a paint roller frame having a cage configured to receive smaller paint roller covers. The adapter is generally cylindrical in shape and comprises a cylindrical internal surface having a diameter sized to fit onto the cage of the roller frame and a substantially cylindrical external surface having a diameter sized to fit within the large paint roller cover. At least one gripping member projects outward, beyond the external surface of the adapter such that, in use, the gripping member(s) press against an internal surface of the large paint roller cover. The gripping members of the adapter serve to prevent the roller cover slipping about the external surface of the adapter. A pair of such adapters thereby enables a conventional paint roller frame to be used with large diameter roller covers.

Abstract: A method of applying a polish formulation to a vehicle. A water hose is connected at one end to a water source and at the other end it is connected to a siphon-sprayer having a polish formulation in its container. The polish formulation includes polish emulsions. The water is turned on and flows from the water source through the water hose and then through the siphon-sprayer. The polish formulation is siphoned up from the siphon-sprayer to form a polish formulation and water mixture that is then sprayed onto the vehicle. After application of the polish formulation and water mixture, no further step of buffing or wiping is required. In one preferred embodiment, the polish emulsion is a cationically charged wax emulsion.

Abstract: A method of manufacturing an object. A thermoplastic matrix material is melted to transform it into liquid matrix material. The liquid matrix material is fed into a chamber via one or more matrix inlets. A fibre is also fed into the chamber via a fibre inlet. The fibre in the chamber is contacted by the liquid matrix material. A coated fibre is extruded from an extrusion outlet of the chamber onto a substrate, the coated fibre comprising the fibre with a coating of the liquid matrix material, the substrate comprising a previously extruded coated fibre. The fibre moves in and out of the chamber at the same velocity relative to the chamber. The coating fuses with the previously extruded coated fibre and solidifies after it has fused with the previously extruded coated fibre. Relative movement is generated between the extrusion outlet and the substrate as the coated fibre is extruded from the extrusion outlet.