Abstract: A frame assembly for releasably maintaining an air filter. In some embodiments, the frame assembly includes a thermoformed body integrally forming a base, opposing side walls, opposing end walls, and at least one closure sub-assembly. The frame assembly is configured to releasable retain an air filter relative to the base via the closure sub-assembly. In other embodiments, the frame assembly defines, in a flat state, foldable side and end panels at the perimeter edges of a central grid panel; the frame assembly can be transitioned to a final state for receiving an air filter by folding the panels. The frame assemblies of the present disclosure are re-usable, allowing a user to replace a “used” air filter with a “new” air filter.

Abstract: An air filter article, including: a wall-flow honeycomb particulate filter; and at least one anti-microbial agent on at least a portion of the interior surfaces. The disclosure also provides a filtration system that incorporates or uses the air filter article, and methods for making the air filter article.

Abstract: An air conditioning apparatus according to an aspect of the present invention includes a main body including a suction part through which air is suctioned and a discharge part through which the air suctioned through the suction part is discharged, a fan disposed in the main body to allow the air to flow, an electric charge device coupled to the main body outside the main body to charge dust in the air, and a filter device disposed between the suction part and the discharge part in the main body to collect the charged dust particles.

Abstract: The invention relates to a method for producing a contoured filter element, according to which method at least one filtering medium is applied to a flat backing material and is detachably secured thereto. The filtering medium is cut out on the backing material to form the contoured filter element and said contoured filter element can be detached from the backing material for use. The invention also relates to a filter element arrangement produced by means of this method.

Abstract: The invention concerns a collector assembly (8) for a gaseous fluid suitable for being disposed in a reaction section with a moving bed of catalyst of a radial reactor. The collector assembly comprises a vertical cylindrical screen (9), permeable to gas and impermeable to particles of catalyst, and a vertical cylindrical tube (10) which is supported by this screen (9) and disposed in a concentric manner with respect to the screen. The tube (10) comprises one or more zones (17a, 17b) which are permeable to gaseous fluid, comprising a plurality of through holes and a plurality of zones (18a, 18b, 18c, 18d) with a reduced permeability to gaseous fluid compared with the permeable zone. Each zone with a reduced permeability has a porosity, defined as the ratio between total permeable surface area of the zone and total developed surface area of this zone, in the range 0 to 0.005.

Abstract: A plugged honeycomb structure in which in a cross section of a honeycomb structure body which is perpendicular to an extending direction of cells, inflow cells are disposed to surround an outflow cell, and the number of the inflow cells is larger than the number of the outflow cells, and the cross section has a plurality of intersecting portions of partition walls each defining the inflow cells which are adjacent to each other, and in 60% or more of a total number of the intersecting portions, a relation between a diameter (D1) of a circle inscribed in the intersecting portion and a diameter (D0) of a circle inscribed in the partition wall defining the inflow cell and the outflow cell which are adjacent to each other satisfies D1/(?2×D0)=1.20 to 1.

Abstract: A filter includes a relatively rigid support frame having top and bottom frame members and side frame members. A filter element is disposed within and supported by the frame for filtering a medium passing through the filter element. Two opposing members of the frame are bendable into an arch to allow the filter to be progressively inserted along an arched path into a filter housing. In one embodiment, the filter is a cabin air filter for a vehicle and opposing sides of the frame are provided with V-shaped notches to facilitate bending the filter into an arch for insertion.

Abstract: A nestable framed pleated air filter, including a non-self-supporting, compressible, pleated air filter media with a plurality of oppositely-facing pleats and with a plurality of upstream pleat tips and downstream pleat tips and downstream pleat valleys, the pleated air filter media further including a plurality of bridging filaments that are bonded to at least some of the upstream pleat tips. The filter includes a frame with sidewalls that are angled so that the framed pleated air filter is nestable.

Abstract: A filtration liquid tank (100) for a dedusting device and a dedusting device with the same are provided. The filtration liquid tank (100) includes a tank body (1) formed with an inlet and an outlet; a cyclone separator (3) disposed within the tank body (1) and in communication with the outlet, defining a cyclone separation chamber therein, and formed with a cyclone inlet (31) in communication with the cyclone separation chamber; and a water pressing assembly (2) disposed within the tank body (1) and in communication with the inlet, and configured to guide an airstream entering from the inlet towards a filtration medium and produce a circumferential motion, the airstream filtered by the filtration medium being exhausted from the outlet.

Abstract: Provided herein are metal organic frameworks comprising metal nodes and N-donor organic ligands which have high selectivity and stability in the present of gases and vapors including H2S, H2O, and CO2. Methods include capturing one or more of H2S, H2O, and CO2 from fluid compositions, such as natural gas.

Abstract: Disclosed is an activated carbon including pores formed on a surface thereof, in particular, the pores include ultra-micropores having a diameter that is equal to or less than about 1.0 nm.

Abstract: Provided are apparatus and systems for testing the performance a swing adsorption process. This test system is integrated with an operational system that processes a feed stream to form a product stream. The test system includes a test swing adsorption system configured to perform a swing adsorption process on the test feed stream that is based on two or more streams from different locations in the operational system. Then, passing the streams from different steps to different locations in the operational system to be recycled into the operational system.

Abstract: A wet desulfurization apparatus which removes sulfur oxides in flue gas from a boiler 11 includes a mist collection/agglomeration apparatus which is provided on a downstream side of the desulfurization apparatus and forms agglomerated SO3 mist by causing particles of SO3 mist contained in flue gas 12B from the wet desulfurization apparatus to be bonded together and have bloated particle sizes; a CO2 recovery apparatus constituted by a CO2 absorption tower having a CO2 absorption unit which removes CO2 contained in flue gas by being brought into contact with a CO2 absorbent and an absorbent regeneration tower which recovers CO2 by releasing CO2 from the CO2 absorbent having absorbed CO2 and regenerates the CO2 absorbent; and a mist collection unit which collects CO2 absorbent bloated mist bloated by the CO2 absorbent being absorbed by the agglomerated SO3 mist in the CO2 absorption unit.

Abstract: A hydrocyclone for separating a vapor from a carrier gas is disclosed. The hydrocyclone comprises one or more nozzles. A cryogenic liquid is injected to a tangential feed inlet at a velocity that induces a tangential flow and a cyclone vortex in the hydrocyclone. The carrier gas is injected into the cryogenic liquid, causing the vapor to dissolve, condense, desublimate, or a combination thereof, forming a vapor-depleted carrier gas and a vapor-enriched cryogenic liquid. The vapor-depleted carrier gas is drawn through a vortex finder and the vapor-enriched cryogenic liquid is drawn through an apex nozzle outlet. In this manner, the vapor is removed from the carrier gas.

Abstract: A pump housing of the carbon dioxide-containing gas recovery apparatus is formed with a first chamber and a second chamber partitioned by a partition wall. The first and second chambers and communicate with each other through a third chamber. The first chamber communicates with a water supply opening and a carbon dioxide-containing gas inlet. When blown against water filling the first chamber, a carbon dioxide-containing gas is dissolved in the water, and the carbon dioxide-containing gas remaining undissolved exists as bubbles in the water. When a pair of six-blade rotors oppositely disposed on two axes and in the third chamber compress the bubbles to be refined into different bubbles, the carbon dioxide-containing gas can further be dissolved in the water by a compression action. An aqueous solution of carbon dioxide-containing gas is discharged from a water outlet communicating with the second chamber.

Abstract: A co-cast thin film composite flat sheet membrane is provided that comprises an asymmetric porous non-selective support layer with a thickness of 10-50 micrometers and an asymmetric integrally skinned polyimide-containing selective layer with a thickness of 5-40 micrometers on top of said support layer, wherein said asymmetric integrally skinned polyimide-containing selective layer comprises a porous non-selective polyimide-containing support layer with a thickness of ˜5-40 micrometers and a relatively porous, thin, dense, polyimide-containing top skin layer with a thickness of 0.02-0.2 micrometers.

Abstract: A method of manufacturing an exhaust gas-purifying catalyst comprising: moving a gas-flow control tool from a first position where the gas-flow control tool faces the first end face with the slurry in the reservoir interposed therebetween and is spaced apart from the slurry in the reservoir to a second position where the gas-flow control tool faces the first end face with a distance from the first end face shorter than that in the first position, in a period during which the slurry flows from the first end face's side toward the second end face's side, the gas-flow control tool being configured to generate a distribution of linear velocities of gas flows when the gas-flow control tool faces the first end face and gas is passed therethrough toward the first end face.

Abstract: An oxidation catalyst composite, methods, and systems for the treatment of exhaust gas emis-sions from a diesel engine are described. More particularly, described is an oxidation catalyst composite including a first oxidation material comprising a first refractory metal oxide support, a rare earth oxide, and palladium (Pd); a second oxidation material comprising a second refractory metal oxide, and platinum (Pt) and palladium (Pd); and a protective overlayer comprising a third refractory metal oxide, platinum (Pt) and, optionally, palladium (Pd), and a molecular sieve promoted with a metal selected from one or more of Cu, Fe, Co, Ni, Mn, V, and, Ag. The oxid-ation catalyst composite is sulfur tolerant.

Abstract: Articles are described including a first microfiltration membrane layer having a first major surface and a second major surface disposed opposite the first major surface, and a first silica layer directly attached to the first major surface of the first microfiltration membrane layer. The first silica layer includes a polymeric binder and acid-sintered interconnected silica nanoparticles arranged to form a continuous three-dimensional porous network. A method of making an article is also described, including providing a first microfiltration membrane layer having a first major surface and a second major surface disposed opposite the first major surface, and forming a first silica layer on the first major surface.

Abstract: Provided is a hollow fiber degassing module which includes a hollow fiber membrane bundle obtained by bundling a plurality of hollow fiber membranes in a cylindrical shape and a cylindrical body receiving the hollow fiber membrane bundle and extending in an axial direction and degasses a liquid by supplying the liquid to the outside of the hollow fiber membrane and depressurizing the inside of the hollow fiber membrane, in which a hollow fiber membrane packing ratio which is a ratio of a sum of an apparent cross-sectional area of the hollow fiber membrane with respect to an apparent cross-sectional area of the hollow fiber membrane bundle is in a range of 43% or less.

Abstract: A structural body 10 includes a porous partition portion 14 forming a plurality of cells 12 each of which is used as a flow path of a mixed gas as a fluid; a function layer 16 provided on each inside surface 15 of the partition portion 14; a protective layer 18 provided on each inside surface end portion 15a of the inside surface 15; and a sealing portion 19 provided on each end surface 17 of the partition portion 14. The function layer 16 contains metal ions, and is transformed by light. The protective layer 18 is a length B (mm) from an end surface 11 of the structural body 10 and a maximum length A (mm) of an opening of the cell 12 satisfy the relationship of B/A?0.4.

Abstract: Pleated, tapered, and spiral-wound cross-flow filter elements are described. The filter elements have pleated and tapered membrane leaves. The pleated and tapered membrane leaves maintain retentate fluid velocity in high permeate flux applications.

Abstract: A laminate is provided comprising at least one polysulfone and/or polyethersulfone porous membrane heat bonded to a polyvinylidene fluoride substrate.

Abstract: A low-cost membrane cartridge and a low-cost method for producing a membrane cartridge, in which fatigue durability can be increased with a simple structure, are provided by focusing on a bonding position of the filtration membrane onto the filtration plate. The membrane cartridge includes a filtration membrane disposed on both faces of a filtration plate made of a thermoplastic resin, such that a joining portion provided at the periphery of the filtration membrane is joined to the filtration plate. At least an inner edge portion of the joining portion has a downward inclination with respect to the surface of the filtration plate inside of the inner edge portion at an angle in a range of 10 to 45 degrees toward an outer peripheral edge of the filtration membrane. The joining portion is pressed and welded using a heating plate or an ultrasonic horn having such an inclined surface.

Abstract: In one embodiment described herein, a bodily fluid separation material is provided comprising a formed component capture region and a bodily fluid pass-through region. The pass-through region has structures with a reduced liquid leaching quality relative to than the capture region, wherein during separation material use, bodily fluid enters the capture region prior to entering the pass-through region. Optionally, a bodily fluid pass-through region has a reduced amount of liquid leaching material relative to than the capture region.

Abstract: Improved integrally skinned asymmetric membranes for organic solvent nanofiltration, and their methods of preparation and use are disclosed. Membranes are formed from polybenzimidazoles by phase inversion and are then crosslinked by addition of crosslinking agents. These stabilize the membranes and allow solvent nanofiltration to be maintained even in the solvents from which the membranes were formed by phase inversion, and in strongly acidic and strongly basic solvents.

Abstract: Embodiments of an aerator apparatus having an aerator insert disposed within a container, such as a glass, are disclosed.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: An apparatus comprising a chamber enclosing a flow path of a first fluid and having a second inlet arranged downstream of the first inlet for receiving a second fluid. The apparatus further comprises a vertically adjustable throttle body an end portion comprising three parts, the first part being upstream of the second part, the third part being downstream of the second part, wherein, in an operating position, the second inlet is upstream of the third part of the throttle body and downstream of the first inlet and wherein the first part and the third part of the end portion are adapted to achieve a higher flow rate than the second part.

Abstract: A mixer is provided for mixing a substance in a container. The mixer includes a motor; a frame configured to be controlled by the motor to rotate on an axis; a carrier disposed at a first end of the frame and configured to hold the container; a counterweight disposed at a second end of the frame opposite to the carrier, wherein the counterweight position relative to the axis is adjustable. The mixer may be a stand-alone unit, or it may be disposed in an apparatus for dispensing a cosmetic composition.

Abstract: A valve for a plumbing system has a housing with an inlet and an outlet and a valve body movable in the housing between a throttle position with a decreased a flow cross section and reduced flow between the inlet and outlet and an open position with a large flow cross section and free flow between the inlet and outlet. Structure in the valve body applies hydraulic pressure from the inlet or outlet to the valve body to shift same into the throttle position when a pressure differential between the inlet and the outlet exceeds a specified value and into the open position in the absence of a pressure differential between the inlet and the outlet.

Abstract: A blending device includes a motor, a motor controller, and a wireless controller configured to receive a wireless signal. The motor controller may be configured to alter the operations of the motor based the wireless signal. The wireless signal may include a blending program to be carried out by the blending device. The blending device may include one or more sensors configured to sense parameters of the blending device. The wireless signal may include information related to the sensed parameters. A blending device network may be formed by providing a second blending device having a wireless controller in communication with the first blending device wireless controller. The first and second blending devices may share information over the network.

Abstract: A mug including a stirring unit connected to the liquid space of the mug, for stirring a beverage contained in the liquid space of the mug simultaneously by the same hand in which the mug is held, and in which mug the stirring unit includes a pumping space separate from the liquid space, and a pumping device connected to the pumping space, configured to increase and to decrease the pressure of air inside the pumping space in an alternating manner. In the mug according to the invention, a flow channel extends from the pumping space to the liquid space, enabling the flow of the beverage contained in the liquid space from the liquid space to the pumping space and from the pumping space to the liquid space, whereby a liquid flow can be formed in the flow channel, for stirring the beverage in the liquid space by the pumping device.

Abstract: A container system includes a collapsible bag having an interior surface at least partially bounding a chamber, the chamber being adapted to hold a fluid. A sparger is disposed within the chamber of the bag, the sparger bounding a compartment and having an inside edge that encircles an opening passing through the sparger. At least a portion of the sparger is gas permeable. A tubular member is coupled to the sparger and is in communication with the compartment. A shaft passes into the chamber of the bag and through the opening of the sparger. A mixing element is secured to the shaft and is disposed within the chamber of the bag.

Abstract: Suggested is a process for the production of solid cooling agents, wherein a pre-scraped melt, i.e., a melt of menthol compounds with added seed crystals is applied to a pre-cooled area by even deposition of drops.

Abstract: A continuous feeding and discharging system for solid material under high pressure is provided. The system includes a feeding assembly, a high pressure vessel, and a discharging assembly. The feeding assembly includes a raw material hopper that feeds solid raw material, a CO2 feeder that feeds dry ice, and a mixer that mixes the solid raw material with the dry ice to form an impermeable mixture. The high pressure vessel performs an extraction process under a supercritical condition to extract soluble components from the solid raw material. The discharging assembly includes a discharging extruder that receives the solid residue discharged from the high pressure vessel, a binder liquid feeder that feeds binder liquid to mix with the solid residue to form a uniform mixture and compacts the mixture to form impermeable pellets of residue, and a discharging valve that discharges the impermeable pellets of residue from the discharging extruder.

Abstract: A particle separating catalytic reactor comprising a kinetic particle separator.

Abstract: A plant or refinery may include equipment such as reactors, heaters, heat exchangers, regenerators, separators, or the like. Types of heat exchangers include shell and tube, plate, plate and shell, plate fin, air cooled, wetted-surface air cooled, or the like. Operating methods may impact deterioration in equipment condition, prolong equipment life, extend production operating time, or provide other benefits. Mechanical or digital sensors may be used for monitoring equipment, and sensor data may be programmatically analyzed to identify developing problems. For example, sensors may be used in conjunction with one or more system components to detect and correct maldistribution, cross-leakage, strain, pre-leakage, thermal stresses, fouling, vibration, problems in liquid lifting, conditions that can affect air-cooled exchangers, conditions that can affect a wetted-surface air-cooled heat exchanger, or the like. An operating condition or mode may be adjusted to prolong equipment life or avoid equipment failure.

Abstract: A method of performing a reaction is disclosed comprising flowing a reaction mixture (50) comprising HF past a compression seal (40) within a flow reactor (20), wherein the compression seal (40) includes an O-ring or gasket (30, 32) and where the O-ring or gasket (30, 32) comprises fluoroelastomer (to include fluoroelastomers and perfluoroelastomers), while maintaining the reaction mixture comprising HF at a temperature of 50° C. or greater [generally at a temperature in the range of from 50° C. and greater (60, 70, 80, 90, 100, 120, 150, and 180° C.) up to 220° C.], using O-rings or gaskets (30, 32) that comprise a fluoroelastomer having a pre-use tensile strength in the range of from 0.1 to 14 MPa measured according to IS037, and desirably further having a compressive set in the range of from 0 to 12% measured according to IS0815.

Abstract: Systems and methods configured to produce electrical discharges in compositions, such as those, for example, configured to produce electrical discharges in compositions that comprise mixtures of materials, such as a mixture of a material having a high dielectric constant and a material having a low dielectric constant (e.g., a composition of a liquid having a high dielectric constant and a liquid having a low dielectric constant, a composition of a solid having a high dielectric constant and a liquid having a low dielectric constant, and similar compositions), and further systems and methods configured to produce materials, such as through material modification and/or material synthesis, in part, resulting from producing electrical discharges in compositions.

Abstract: Working equipment includes a tool configured to work a structure at a working location thereon, with the structure having an applied marking at a known location with a known relationship with the working location. A computer system is configured to determine placement of the structure, and accordingly position the tool into at least partial alignment with the working location, and which in at least one instance, the tool is aligned with a second, offset location. A camera is configured to capture an image of the structure and including the marking, and further including the second location with which the tool is aligned. And the computer system is configured to process the image to locate the working location, reposition the tool from the second location and into greater alignment with the located working location, and control the repositioned tool to work the structure at the located working location.

Abstract: The current disclosure is directed to a hydrogen-storage system that employs catalytic dehydrogenation of low-molecular-weight amines in a hydrogen reactor. The hydrogen-storage system comprises aliphatic amines and di-amines as organic carriers that store hydrogen covalently, a hydrogen reactor that releases and separates hydrogen gas from the carrier, and metal or metal-oxide catalysts that promote a dehydrogenation reaction to release hydrogen. In certain implementations, a metal or metal-oxide catalyst may be carried on high-surface-area support materials, such as gamma-alumina and metal-organic-framework materials, to enhance catalytic properties. The hydrogen reactor may be a packed-bed reactor, a monolith reactor, or a flow-through hydrogen-membrane reactor.

Abstract: Provided is an adsorbent for carbon dioxide, including: a graphene oxide layer having an interconnected network structure; and carbon nitride formed on the graphene oxide layer.

Abstract: Provided herein are metal organic frameworks having high selectivity and stability in the present of gases and vapors including H2S, H2O, and CO2. Metal organic frameworks can comprise metal nodes and N-donor organic ligands. Further provided are methods of making metal organic frameworks.

Abstract: Method and apparatus for controlling metals in a liquid are described. The liquid is contacted with a hexahydrotriazine and/or a hemiaminal material, and metal is adsorbed from the liquid onto the material. The hexahydrotriazine and/or hemiaminal material may be made from a diamine and an aldehyde.

Abstract: A fuel reforming catalyst which contains an inorganic porous support, a catalytically active species, and catalyst particles including CeO2 and ZrO2 and in which the concentration of ZrO2 in the catalyst particles is higher in the vicinity of the particle surface than in the particle interior and the concentration of CeO2 in the catalyst particles is equal in the particle interior and in the vicinity of the particle surface is proposed for the purpose of providing a new fuel reforming catalyst which can effectively lower the concentration of the hydrocarbon of C2 or more in the gas which has passed through a steam reforming reaction.

Abstract: Provided is mixed catalysts for an olefin metathesis reaction having a high selectivity so that side reactions do not take place and having a high activity, which side reactions are polymerization reactions, isomerization from 2-butene to 1-butene, and reactions of 1-butene with other molecules. Mixed catalysts for an olefin metathesis reaction can be provided, the mixed catalyst comprising a metathesis catalyst which is tungsten oxide supported on a silica carrier and a co-catalyst that is composited from at least three oxides of Groups 1 and 2 metallic elements. By using the catalyst an olefin metathesis reaction of generating propylene from ethylene and 2-butene, the solid basicity to promote the metathesis reaction can be increase, and influences of gas containing isomers of 2-butene contained in raw material gas can be inhibited to increase the production efficiency of propylene even at low temperatures.

Abstract: A method for producing a catalyst according to the present invention includes: a preparation step of preparing a precursor slurry comprising molybdenum, bismuth, iron, silica, and a carboxylic acid; a drying step of spray-drying the precursor slurry and thereby obtaining a dried particle; and a calcination step of calcining the dried particle, wherein the preparation step comprises: a step (I) of mixing a starting material for silica with the carboxylic acid and thereby preparing a silica-carboxylic acid mixed liquid; and a step (II) of mixing the silica-carboxylic acid mixed liquid, molybdenum, bismuth, and iron.

Abstract: A photoexcitation material includes: a wurtzite type solid solution crystal containing t gallium, zinc, nitrogen and oxygen, wherein a peak (A) of an existence ratio of nitrogen or oxygen which is a first adjacent atom of the gallium or zinc and a peak (B) of an existence ratio of gallium or zinc which is a second adjacent atom of the gallium or zinc satisfy a relational expression of A>B in a relationship between a distance and the existence ratio of the adjacent atom of the gallium or zinc, the relationship being obtained from an extended X-ray absorption fine structure analysis.

Abstract: Crystalline zeolites having a FER framework type wherein the crystallites have a dimension in the c-axis of about 500 nanometers (nm) or less, a method for their preparation and a process for the co-production of acetic acid and dimethyl ether comprising the step of contacting methyl acetate and methanol in the presence of catalysts comprising the crystalline zeolites.