Abstract: A method operates a production plant, the method having process modules, wherein, for each process module, the amount of material that is respectively present in this process module and is to be processed by this process module is continuously or discretely detected and compared with a prescribed limit value for the amount, wherein a mass inflow into the respective process module is increased or decreased if the amount of material that is respectively present in this process module and is to be processed by this process module is less than or greater than the limit value for the amount, or a mass outflow from the respective process module is increased or decreased if the amount of material that is respectively present in this process module and is to be processed by this process module is greater than or less than the limit value for the amount.

Abstract: Disclosed is a Hot Isostatic Pressed ferritic-austenitic steel alloy, as well objects thereof. The elementary composition of the alloy comprises, in percentages by weight: C 0-0.05; Si 0-0.8; Mn 0-4.0; Cr more than 29-35; Ni 3.0-10; Mo 0-4.0; N 0.30-0.55; Cu 0-0.8; W 0-3.0; S 0-0.03; Ce 0-0.2; the balance being Fe and unavoidable impurities. The objects can be particularly useful in making components for a urea production plant that require processing such as machining or drilling. A preferred use is in making, or replacing, liquid distributors as used in a stripper as is typically present in the high-pressure synthesis section of a urea plant.

Abstract: Apparatuses and methods associated with generating hydroxyl are disclosed. In embodiments, an apparatus may include one or more ultraviolet light sources to first shine ultraviolet light of a first wavelength on an air stream, and then subsequently second shine ultraviolet light of a second wavelength on the air stream exposed to ultraviolet light of the first wavelength, after the air stream has been humidified, to generate an output air stream with hydroxyl. The apparatus may further include a humidifier to humidify the air stream after the air stream has been first exposed to ultraviolet light of the first wavelength, but before the second exposure to ultraviolet light of the second wavelength. Other embodiments may be described and/or claimed.

Abstract: An apparatus and method for economically copolymerizing ethylene and alpha-olefin by reusing reacting raw materials and solvents, comprising: a polymerization reactor where ethylene and alpha-olefin are supplied as reaction raw materials with a solvent, and the reaction raw materials are copolymerized in a solution state to produce a polymerization product comprising a dissolved ethylene and alpha-olefin copolymer; a unit for separating unreacted ethylene, alpha-olefin, low molecular weight oligomer and a polymer, including a flash tower for distilling and separating the unreacted ethylene and alpha-olefin from the polymerization product, and a stripper unit for distilling and separating the solvent and the low molecular weight oligomer having a molecular weight lower than the molecular weight of the ethylene and alpha-olefin copolymer in the polymerization product; and a solvent recovery unit for separating the low molecular weight oligomer from the separated low molecular weight oligomer and solvent to reco

Abstract: A pyrolysis tube for use with a material deposition system includes a plurality of channels. The channels may be defined by internal elements of the pyrolysis tube, or by internal elements that form an insert for a conventionally configured pyrolysis tube. One or more of the channels may extend straight through the pyrolysis tube, providing a direct line of sight through the pyrolysis tube. Material deposition systems that include such an insert or pyrolysis tube are also disclosed, as are methods for efficiently pyrolyzing precursor materials at temperatures that are reduced relative to conventional pyrolysis temperatures and/or at rates that are increased relative to conventional pyrolysis rates.

Abstract: The invention relates to a method for producing polyamides by means of a spray nozzle arrangement for the collision of spray jets, comprising at least one spray nozzle forming a first spray jet having a first spray jet cross-sectional surface and a first spray jet longitudinal extension axis, and comprising a second spray jet forming a second spray jet having a second spray jet cross-sectional surface and a second spray jet longitudinal extension axis, wherein the first and second spray jets have a spray direction that is facing the gravitational field, and are arranged opposite one another such that in a spray direction facing the gravitational field, the formed spray jets collide in a collision area.

Abstract: Mesoporous activated carbon is disclosed. In at least some embodiments, virgin activated carbon to be processed may be coconut shell-based. The enhanced activated carbon may have a mesopore structure of at least about 10%. The enhanced activated carbon may be produced through a calcium-catalyzed activation process. A chelator may also be used. Catalyzed thermal activation may be carried out until a desired mass loss is achieved.

Abstract: An oxygen-scavenging composition for food packaging applications comprising (I) a polymeric resin, (II) one or more oligomeric photosensitizers, (Ill) a metal salt, (IV) a sacrificial oxidizable substrate and optionally (V) additional components is provided.

Abstract: A filtration media is disclosed comprising a hydrophobic monomer grafted onto a support, the hydrophobic monomer having the structure: CH2?CR4C(O)NHC(R1R1)(C(R1R1))nC(O)XR3 wherein n is an integer of 0 or 1; R1 is independently selected from at least one of: a hydrogen atom, alkyls, aryls, and alkylaryls, wherein the alkyls, aryls, and alkylaryls have a total of 10 carbon atoms or less; R3 is a hydrophobic group selected from at least one of: alkyls, aryls, alkylaryls and ethers, wherein the alkyls, aryls, alkylaryls and ethers have a total number of carbon atoms ranging from 4 to 30; R4 is H or CH3; X is O or NH. In some embodiments the hydrophobic monomer is derived from an amine or an alcohol (HXR3) that has a hydrophilicity index of 25 or less. Such media may be used in applications such as hydrophobic interaction chromatography.

Abstract: The present invention concerns spheroidal alumina particles characterized by a BET specific surface area in the range 150 to 300 m2/g, a mean particle diameter in the range 1.2 to 3 mm and a particle diameter dispersion, expressed as the standard deviation, not exceeding 0.1, a total pore volume, measured by mercury porosimetry, in the range 0.50 to 0.85 mL/g, a degree of macroporosity within a particle of less than 30%, and in which the dispersion of the diameters of the macropores, expressed as the ratio D90/D50, does not exceed 8. The invention also concerns processes for the preparation of said particles as well as catalysts comprising said particles as a support, and their use in catalytic hydrocarbon treatment processes, in particular in a catalytic reforming process.

Abstract: A solid catalyst comprising an effective amount of iridium and at least one second metal selected from gallium, zinc, indium and germanium associated with a solid support material is useful for vapor phase carbonylation to produce carboxylic acids and esters from alkyl alcohols, esters, ethers or ester-alcohol mixtures. The iridium and at least one second metal are deposited on a support material. In some embodiments of the invention, the catalyst is useful for vapor phase carbonylation.

Abstract: The present invention relates to a method for the preparation of faujasite nanocrystals, to faujasite nanocrystals, to a method for the preparation of a stable colloidal suspension of faujasite nanocrystals, to a stable colloidal suspension of faujasite nanocrystals, and to the use of said faujasite nanocrystals and said stable colloidal suspension of faujasite nanocrystals in various applications.

Abstract: A method of coating a honeycomb monolith substrate comprising a plurality of channels with a liquid comprising a catalyst component comprises the steps of: (i) holding a honeycomb monolith substrate substantially vertically; (ii) introducing a pre-determined volume of the liquid into the substrate via open ends of the channels at a lower end of the substrate; (iii) sealingly retaining the introduced liquid within the substrate; (iv) inverting the substrate containing the retained liquid; and (v) applying a vacuum to open ends of the channels of the substrate at the inverted, lower end of the substrate to draw the liquid along the channels of the substrate.

Abstract: The invention provides a process for preparing SAPO-11, that comprises combining in an aqueous solution alumina source, P 2 O source and a silica source in the presence of a crystallization template and a surfactant to form a gel, which is then subjected to hydrothermal crystallization and calcination. The so-formed SAPO-11, which possesses unique silicon distribution, high resistance to hydrothermal degradation (desilication) and high surface area, forms another aspect of the invention. Hydroprocessing of a vegetable oil in the presence of a catalyst comprising the Pt and SAPO-11 of the invention is also demonstrated.

Abstract: Catalyst compositions that are suitable for producing 1-butene are provided. In an exemplary embodiment, the catalyst compositions include an organic titanium compound, an organic aluminum compound, and a linear diether. Processes for converting ethylene to 1-butene by using these catalyst compositions are also provided.

Abstract: A method of preparing a trihalide resin, where a trihalide ion solution is contacted with a styrene divinylbenzene polymer resin having polymer bonded -ER3+X? groups where E is N, P, or As, R is a hydrocarbon group and X is Cl, Br, or I. The trihalide ion can be Br3? or I3?.

Abstract: Provided is an apparatus and method for controlling a droplet. The apparatus for controlling the droplet does not contaminate/damage a sample, has a high degree of freedom in droplet control, and is capable of being repeatedly used for a long time. An apparatus (100) for controlling a droplet according to an embodiment includes a flexible substrate (120) having a hydrophobic or oleophobic surface, a dimple formation unit (140), which locally deforms a bottom surface of the flexible substrate (120) to form a dimple, and a driving unit (160), which moves the dimple formation unit (140) at a lower side of the flexible substrate.

Abstract: A centrifuge apparatus for separating blood components includes a centrifuge tube and a flow dividing mechanism, and the flow dividing mechanism is fixed at the bottom of the centrifuge tube. Moreover, the bottom of the centrifuge tube is further provided with a discharge hole. The flow dividing mechanism includes an adjustable flow divider valve and a flow guiding channel, and the adjustable flow divider valve is configured to adjust relative positions of the flow guiding channel and the discharge hole, thereby implementing flow division of blood components at the bottom layer of the centrifuge tube. The centrifuge apparatus can be used to manufacture platelet-rich plasma in a convenient and simple way, and can improve the clinical operation efficiency. Moreover, the centrifuge apparatus may completely avoid the possibility of introducing pollution into a sample during the manufacturing, thereby improving the preciseness and stability of manufacturing the platelet-rich plasma.

Abstract: A three-dimensional microchemical chip having flow-path-supporting substrate sheets flow-path-retaining substrate sheets which is stacked to the flow-path-supporting substrate sheets and join and integrate therewith by a direct covalent bond or an indirect covalent bond via molecular adhesive, flow paths defined by recessing and/or piercing the flow-path-supporting substrate sheets and sterically and sequentially, in which a fluid sample is subjected to a chemical reaction and/or chemical action, a receiving hole which is pierced in the flow-path-retaining substrate sheet and is connected to the flow paths; the flow paths are sequentially and sterically connected from fluid-sample-injecting holes to fluid-sample-draining holes.

Abstract: The manufacturing method of a microfluidic device includes the steps of: preparing a first substrate which is obtained by curing silicone resin containing an unreacted part of a Si—H group and a platinum catalyst after being cured and has a flat first surface in which a concave groove or a through hole is partly provided and a second substrate which has a flat second surface in which a concave groove or a through hole is partly provided as necessary and has a hydroxyl group on a flat face of the second surface; and joining the first substrate and the second substrate by sticking the first surface of the first substrate and the second surface of the second substrate together.

Abstract: An assembly for performing micro-fluidic assays includes a micro-fluidic chip with access ports and micro-channels in communication with the access ports and a fluid cartridge having internal, fluid-containable chambers and a nozzle associated with each internal chamber that is configured to be coupled with an access port. Reaction fluids, such as sample material, buffer, and/or reagent, contained within the cartridge are dispensed from the cartridge into the access ports and micro-channels of the micro-fluidic chip. Embodiments of the invention include a cartridge which includes a waste compartment for receiving used DNA and other reaction fluids from the micro-channel at the conclusion of the assay.

Abstract: Disclosed herein are a biomaterial test apparatus and a method of controlling the same, capable of previously sensing an ambient air temperature where a biomaterial test is performed in order to determine whether to proceed with the biomaterial test. The biomaterial test apparatus includes a housing, a platform receiving chamber arranged inside the housing and capable of receiving a platform into which a biomaterial is injected, a display which is arranged outside the housing and displays a control screen to test the biomaterial, a temperature sensor which senses a temperature of the platform receiving chamber and an air temperature in the vicinity thereof, and a control unit which, when the air temperature is less than a predetermined first critical temperature, controls the display so as to display a screen indicating that the test is impracticable.

Abstract: A liquid specimen sensor has a filter filtering a liquid specimen, a first channel which is located downstream relative to the filter and is formed from a capillary, a second channel which is located downstream relative to the filter and is formed from a capillary, and a sensor element which is located in the second channel and outputs a signal in accordance with an ingredient of the liquid specimen.

Abstract: The present invention relates to portable systems and devices, and corresponding methods, for detecting bioagents. In particular, the present invention provides systems, devices, and methods that utilize one or more of a sample preparation component, sample analysis component employing broad range primers, and sample detection component.

Abstract: In a high-density sequence detection system, an apparatus for transporting a microplate. A control system provides a thermocycler control signal to regulate a desired thermal output of a thermocycler block. A frame has a first side, a second side, and an opening that extends through the first side and the second side. A window is positioned in the opening and a circumferential seal is positioned around a periphery of the opening at the second side. The seal has a peripheral lip that seals against the microplate. A clamp is adapted to engage and displace the frame from an unclamped position to a clamped position, wherein in the unclamped position, the microplate is displaced away from the thermocycler block and in the clamped position, the clamp urges the microplate against the thermocycler block. In some embodiments the peripheral lip is positioned radially inward of the periphery of the opening.

Abstract: The present invention relates to systems and methods of temperature referencing for melt curve data collection. More specifically, the present invention relates to systems and methods for collecting DNA melt curve data for a DNA sample and a temperature reference material.

Abstract: A method and a device for holding in readiness, transporting, processing and archiving thermoanalytical samples are disclosed. The sample containers, into which the thermoanalytical samples to be investigated are to be introduced, are provided in a magazine.

Abstract: A crusher is disclosed having a rotatable eccentric, a main shaft supported to the eccentric, a piston for adjusting the vertical position of the main shaft and an axial thrust bearing between the lower end of the main shaft and the piston. The thrust bearing has an upper bearing attached to the lower end of the main shaft, a lower bearing attached to the piston, and a pressure plate between the upper bearing and the lower bearing. A circular groove or expansion is formed onto the pressure plate. A releasing member is attached to a crusher structure outside of the pressure plate. The releasing member has a circular lip directed to the direction of the pressure plate. Part of the lip is in the groove or above the part of the extension. The releasing member is attached to the piston.

Abstract: A method and system for processing whole hemp stalks is disclosed. The method and system use an entirety of the whole hemp stalks in producing the particulate hemp such that the particulate hemp comprises both bast fiber and shive of the original whole hemp stalks. Additionally, hemp crumbs or crumbles may be processed from whole hemp stalks, or from particulate hemp which is larger than the hemp crumbs such as hemp pellets. The hemp crumbs may be formed by crushing the hemp pellets.

Abstract: An apparatus and a method are provided for removing droplets from a droplet-laden gas by means of an electrostatic precipitator.

Abstract: The invention provides methods and compositions for improving a froth flotation type separation. The method uses a microemulsion to improve the effectiveness of a frother. The improvement allows for low dosages of frother to work as well as much greater amounts of non-microemulsified frother.

Abstract: A switching method of a button switching shower includes: step 1, pressing a button slidingly connected to the shower, and then the button slides; step 2, the button acts on the linking seat of the pawl for rotating the pawl; step 3, the pawl rotates the ratchet wheel through the control end of the pawl, and the shape of the elastic claw of the pawl is changed for restoring energy; step 4, the rotation of the ratchet wheel rotates the water diversion disc, and then the water diversion disc is in place, and then the water diversion disc switches the outlet functions, the stopping claw of the pawl is against the ratch of the ratchet wheel for stopping the ratchet wheel inversion; step 5, the pressing is loosened for resetting the button, and the elastic energy of the elastic claw is released for resetting the pawl.

Abstract: A showerhead assembly is provided including a showerhead and a faceplate which is attachable and detachable to the showerhead's front face. The showerhead includes a plurality of nozzles. Meanwhile, the faceplate includes bore holes for receiving the nozzles. The bore holes are sized so as to have a circular outlet having a diameter smaller than the received nozzle's distal end. However, each bore holes' circular outlet has a diameter larger than a received nozzle's circular outlet so as to not impede the spray of water from the nozzles.

Abstract: A showerhead is provided having a housing, a perforate partition and a nozzle body. The housing has a fluid inlet and a fluid outlet. The perforate partition is provided in the housing between the inlet and the outlet and has at least one peripheral fluid passage communicating with the fluid inlet. Each peripheral fluid passage communicates at a downstream end with an inwardly extending peripheral slot, and each slot communicates at a downstream end with a mixing cavity. The nozzle body is carried by the housing downstream of the mixing cavity and has a compression port at an upstream end and an outlet port at a downstream end in fluid communication with the compression port.

Abstract: A nozzle for a fluid dispenser configured to dispense fluid includes a nozzle body and a valve stem that has a valve tip and is movable in an upstream direction and a downstream direction. The nozzle also includes an annular valve seat that is configured to contact the valve tip when the valve stem moves in the downstream direction, and a resilient annular portion that extends from the nozzle body and is adjacent to the annular valve seat. As the valve stem moves in the downstream direction, the resilient annular portion contacts the valve tip, flexes radially outwards, and thereby forms a sealing engagement with the valve tip, to avoid undesirable additional dispensed volumes that may be caused if the valve tip recoils away from the valve seat following initial contact of these elements.

Abstract: Disclosed is a coating machine. The coating machine includes: a movable component, a plurality of nozzles and a pump, the plurality of nozzles are sequentially arranged along the length direction of the movable component, the pump is configured for pumping coating agents into the nozzles, the movable component can drive the nozzles to move, and coating agents are coated on substrates by the nozzles with the movement of the nozzles.

Abstract: Compositions, methods, and kits for treating a surface of an object made of copper or a copper alloy to produce a patina thereon. One composition includes a mild acid solution and a powdered salt in a concentration of up to about one pound per gallon of mild acid solution. One method includes treating a surface of an object made of copper or a copper alloy by applying a patina composition to the surface, the patina composition comprising a mild acid solution and a powdered salt in a concentration of up to about one pound per gallon of mild acid solution, allowing the patina composition to remain in contact with the surface for a predetermined amount of time sufficient to permit the patina composition to chemically react with the copper or copper alloy surface to produce patina, and applying water to the surface to remove residual patina composition from the surface.

Abstract: The invention relates to a dispenser (1) for dispensing liquid to pasty masses, with a dispenser head (2) that can move under exposure to a spring force for dispensing mass (M), a storage chamber (3) and a pump chamber (4) exhibiting an inlet valve (11) and an outlet valve (12), wherein the dispenser head (2) incorporates a dispenser opening (5) and, in order to seal or release the dispenser opening (5), a closure piston (6) that can be moved in the direction of its longitudinal axis (L), exhibits a distal end allocated to the dispenser opening and a proximal end, and is situated in a mass space (9) of the dispenser head, wherein a section (10) that connects the pump chamber (4) to the mass space (9) further empties into the mass space (9) between the distal and proximal end of the closure piston (6), wherein said connecting section exhibits a central axis (A).

Abstract: A method for treating a substrate with a volatile liquid, crop-preservative formulation includes transporting a predetermined quantity of the formulation from a reservoir to an injection device and applying the predetermined quantity to the substrate. The substrate may thereafter be in proximity to a crop to be treated by the vapor from the formulation. The substrate is most conveniently a portion of a container in which the crop is stored or shipped.

Abstract: A nozzle pair (3, 6) is used to coat the side faces of spacers (1) for insulating glass with an adhesive material, the adhesive material being applied to the side face of the spacers (1) through the nozzles (15) of the nozzle pair. As the side faces of the spacer (1) are coated with adhesive material the nozzle pair (3, 6) is moved along the sides of the spacer (1), the relative movement between the nozzle pair (3, 6) and the spacer (1) being obtained by a movement of the spacer (1) and/or the nozzle pair (3, 6). With this way of working, there is no need to rotate the spacer (1) about an axis perpendicular to its plane and therefore the rotation can be dispensed with.

Abstract: A method for producing a vapor deposition mask capable of satisfying both enhancement in definition and reduction in weight even when a size increased, a method for producing a vapor deposition mask device capable of aligning the vapor deposition mask to a frame with high precision, and a method for producing an organic semiconductor element capable of producing an organic semiconductor element with high definition are provided. A metal mask provided with a slit, and a resin mask that is positioned on a front surface of the metal mask and has openings corresponding to a pattern to be produced by vapor deposition arranged by lengthwise and crosswise in a plurality of rows, are stacked.

Abstract: A water hose attachment having a flexible arm which may be articulated in any desired direction and maintain the position without the need for additional support. The arm is made up of multiple segmented rigid couplings in a ball and socket design. This ball and socket tubing allows superior flexibility of the arm such that the user may manipulate the direction of water flow by bending the arm in any direction of his choice.

Abstract: A sprinkler includes an outer case having an upper end and a tubular riser telescopically mounted in the outer case for extension and retraction from the upper end of the case. The riser has an upper portion with a plurality of circumferentially spaced apertures sized to allow debris to be carried through the apertures with flowing water. A riser seal is positioned and configured to substantially prevent water from escaping between the riser and the outer case when the riser is extended. A drive assembly is mounted inside the riser and includes a drive shaft that is co-axially mounted at an upper end of the riser and rotates when pressurized water is supplied to the outer case. A cylindrical nozzle housing is co-axially coupled to the drive shaft and is rotatable relative to the riser. The nozzle housing is positioned and configured to define a gap between an outer cylindrical wall of the nozzle housing and a complementary outer cylindrical wall of the tubular riser.

Abstract: A device for treating objects having a treatment chamber, which has a wall having a gap extending between first and wall segments. The device includes an apparatus having at least one component which extends from outside of the treatment chamber into the treatment chamber through the gap and can be moved along the gap. A sealing assembly seals the gap leaving at least one passage opening, through which the at least one component extends. The sealing assembly includes a first and a second sealing element, which extend on the first or second wall segment along the gap and have a coupling edge, the coupling edges being complementary to each other. The coupling edges are coupled to each other and, during the movement of the at least one component, separate from each other in front of the passage opening and couple to each other behind the passage opening.

Abstract: A variable-width viscous fluid applicator, and related methods, may include an applicator having wall portions adjustable toward and away from each other, an injection port being formed in a bridge portion that spans upper ends of the wall portions. The applicator may be engaged around the edge of a component such as a panel. A bead of viscous fluid may be applied and shaped by injecting the fluid through the injection port and moving the applicator along the panel edge.

Abstract: Universal device, method and tool for allowing installation of bolts in substrates such as building block, concrete and gypsum walls without having to adapt a drill to an anchor and an anchor to a bolt. Bolts of large variety of sizes may be installed using the method, tool and materials of the invention using a single diameter drill, while allowing accurate positioning of the bolt in the substrate even when the installation hole is drilled off the accurate location.

Abstract: A spray roller system for application of architectural paints coating, includes an extension tube, a spray head mounted on a distal end of the extension tube, and the in-line valve with a trigger mounted on a proximal end of the extension tube, and a roller handle removable mounted on the extension tube adjacent the spray head. The spray roller system can spray and back roll a coating on a down stroke and roll on each up stroke. When the roller handle is removed from the extension tube, it can be used to hand roll sensitive wall areas. With the roller handle removed, extension tube, spray head, and in-line valve can be used as a spray extension to apply coatings in hard to reach areas.

Abstract: Systems, apparatuses, and methods for applying viscous fluid to a component having a primary surface and opposed surfaces perpendicular to the primary surface may include positioning an adjustable nozzle adjacent the primary surface such that first and second contact members of the nozzle, movable relative to each other, contact the opposed surfaces, the first and second contact members being urged toward the opposed surfaces by at least one biasing element of the adjustable nozzle, applying a viscous fluid from a passage in a body of the adjustable nozzle to the primary surface, and moving the adjustable nozzle along the primary surface.

Abstract: A method of lining container closures is provided. The method includes providing a liner machine base including a number of fluid dispensing apparatus fixed in a stationary position on the base, conveying a plurality of container closures to the fluid dispensing apparatus using a conveying assembly, manipulating each of the container closures with respect to a corresponding one of the fluid dispensing apparatus as the fluid dispensing apparatus remains stationary and dispenses a sealant, lining a plurality of the container closures with said sealant, and, discharging the container closures from the liner machine.

Abstract: A light-curing oven (1; 100) comprising: a light-curing chamber (2) configured to contain one or more objects (A) to be light-cured; a source (3) of light-curing rays arranged inside the light-curing chamber (2); a vacuum pump (4) with a suction duct (5) communicating with the light-curing chamber (2) and means (6; 106) for moving the objects (A) during the light-curing process. The moving means (6; 106) comprise an electric motor (7; 107) with a drive shaft (8) mechanically associated with means (9) for supporting the objects (A) to be light-cured, the electric motor (7; 107) and the drive shaft (8) being configured in such a way that they define for the objects (A) a horizontal rotation axis (X). The moving means (6; 106) also comprise means (10; 1 10) for making the objects (A) vibrate during their rotation.