Abstract: A spinning top toy used for battle games in which the spinning top toy collides with an opponent spinning top toy includes a shaft part, a body, and first and second gripping members. The body is configured on the shaft part. The first and second gripping members are configured on at least a part of an outer periphery of the body. One of the first and second gripping members is urged to the other of the first and second gripping members to have a first distance therebetween. The first and second gripping members are separated to have a second distance therebetween when the shaft part is rotated. The first distance is smaller than the second distance.

Abstract: An angular momentum spinner includes two or more rotating arms loaded with an adjustable sliding block for each arm and laid symmetrically about a rotating center. Each sliding block is controlled to move along the corresponding rotating arm. Such a spinner can display the conservation of angular momentum vividly and intuitively, and can also serve as an amusing toy for children. The spinner can be used as teaching equipment for various students to demonstrate the theorem of angular momentum conveniently, intuitively and amusingly.

Abstract: There is provided a spinning top excellent in the dimensional accuracy and excellent in the rotation balance and a method for manufacturing the spinning top. The spinning top 100 includes a rotating shaft 110 and a rotating outer circumference section 120 that is fitted to the outer circumference of the rotating shaft 110 so as to be coaxial with the rotating shaft 110, in which the rotating shaft 110 includes a parallel section 112 that has a circular cylindrical shape parallel to the rotation axis AX of the rotating shaft 110 and is fitted to the rotating outer circumference section 120, a tapered section 114 that continues to the parallel section 112, inclines by a predetermined angle with respect to the rotation axis AX of the rotating shaft 110, and is fitted to the rotating outer circumference section 120, and a tip section 116 that continues to the parallel section 112 or the tapered section 114.

Abstract: In an aspect, a character figure is provided, and includes a body, a hair holder and a clump of hair. The hair holder is mounted to the body and encloses an interior volume therewith. The hair holder at least in part defines hair pass-through apertures including at least first and second hair pass-through apertures. The clump of hair has a central region with a knot that is positioned in the interior volume. The clump of hair further includes a first and second end portions extending from the central region. The first end portion passes through the first hair pass-through aperture to an exterior of the character figure. The second end portion passes through the second hair pass-through aperture to the exterior of the character figure. The knot is unable to pass-through any of the hair pass-through apertures that hair from the clump of hair passes through.

Abstract: Surfing and water toys, apparatus, devices and methods for interchanging upwardly protruding objects on the toy and attaching and detaching hydrofoil underneath comprising a skeg and wings/vanes. Apparatus, devices and methods, for converting the toys to non-surfing and non-water uses which include skateboards, sleds and snowboards. Apparatus, devices and methods for providing carve sticks to guide the toys.

Abstract: A motor controller receives user input from a receiver and may change the operating mode of the motor controller according to the operating conditions of a model vehicle. In some embodiments, the user manually selects a mode of operation for the motor. In other embodiments, the operating conditions, for example the speed, power output, or other condition, may automatically trigger a transition between a first mode and a second mode of operation of the motor.

Abstract: A bladeless bubble fan includes a housing defining a plurality of inlets and having enclosed therein an impeller for drawing air through the inlets from an exterior thereof, at least a portion of the housing forming a closed geometrically shaped outer shell and defining an axial passageway therethrough. An inner air guide is received in the housing and coaxial with the closed geometrically shaped outer shell and in combination with the outer shell defines a plenum therebetween in fluidic communication with an output of the impeller and further defines a peripheral outlet of the plenum. A bubble ring is affixed to the inner air guide and coaxial therewith. The bubble ring has a plurality of closely spaced fins extending inwardly toward an axis of the axial passageway.

Abstract: A pop action toy assembly having an elastomeric body that is defined primarily by a first surface and a second surface. The elastomeric body is selectively positionable between a normal orientation, where the first surface faces outwardly, and an inverted orientation, where the second surface faces outwardly. In use, the elastomeric body is manually inverted. As the inverted body strikes the ground, the toy assembly pops from an inverted orientation back into its normal orientation. A knob is molded at part of the elastomeric body. The knob can be used to hold the toy assembly when inverted. If the toy assembly is inverted and strikes the ground, the knob act to increase the rebounding force by adding significant mass to the moving apex of the toy assembly.

Abstract: Systems and methods are disclosed which enable an atmospheric water generator to measure a variety of water quality parameters throughout its subsystems and conduits, and implement corresponding response protocols when the measurements deviate from their normal ranges. The ranges may be reprogrammable locally at the generator or remotely from the generator. The response protocols may include self-cleaning regimes to help quickly and efficiently bring deviant measurements back into their normal ranges. Generator notification, alarm and shutdown protocols may be implemented when the measurements reach unsafe values, in order to protect the consumer and ensure their ongoing confidence in the quality of the water dispensed from the generator. Subsystems are also described which improve the operational efficiency of the generator, keep the cold dispensing line clear of bacteria, and maximize the useful life of UV bulbs within the water collection and cold storage tanks.

Abstract: Provided is an industrially feasible method for separating tritiated water from contaminated water. The method for separating tritiated water from light water contaminated by the tritiated water, includes the steps of; adding heavy water to the contaminated water; converting the liquid mixture of the contaminated water and the heavy water into a mixture of the light water and a gas hydrate consisting essentially of the tritiated water and the heavy water as the crystal structure under a condition of converting into the gas hydrate of at least one of the heavy water and the tritiated water, and yet keeping most of the light water in liquid state; and separating the gas hydrate from the light water.

Abstract: A method and system for solid phase extraction of a compound of interest from a sample matrix using a syringe having a barrel and a plunger, a sorbent for use with the syringe, and a desalting purification column having an end configured to receive liquid from the syringe body.

Abstract: The present invention is directed to affinity chromatography devices that separate a targeted protein or antibody from an aqueous mixture containing the targeted protein or antibody. The chromatography device may contain a stacked membrane assembly or a wound membrane assembly. The membrane assemblies include at least one polymer membrane that contains therein inorganic particles. The polymer membrane and/or the inorganic particles have an affinity ligand bonded thereto. The affinity ligand may be a protein, an antibody, or a polysaccharide that reversibly binds to the targeted protein or antibody. The chromatography device may be repeatedly used and may be cleaned with a caustic solution between uses. The chromatography devices may have a dynamic binding capacity (DBC) of at least 30 mg/ml (or 0.07 micromol/ml) at 10% breakthrough at a residence time of 20 seconds or less.

Abstract: The present invention relates to a coalescence filter for purifying a fluid which contains a carrier and at least one liquid contaminant by coalescing of the at least one contaminant, wherein the coalescence filter includes an inlet for supplying the fluid to a filter element present in the coalescence filter, wherein the filter element includes a primary coalescence medium which is provided for coalescing of the at least one contaminant in the primary coalescence medium during the displacement of the fluid through the primary coalescence medium, wherein the coalescence filter further includes an outlet for discharging the coalesced contaminant from the filter element, wherein the primary coalescence medium comprises at least one layer of a porous material, wherein the primary coalescence medium has a total thickness of at least 3.5 mm.

Abstract: An at least two shaft reactor/mixer, in particular for process engineering treatment of highly viscose, elastic and/or solid containing reaction substance and mixture, in which at the housing inner wall inwardly directed static mixing elements are arranged, which interact with scrapers of the at least two shafts in such a way, that in the area of the spaces between the scrapers the static mixing elements and the housing inner wall sheer forces, in particular a flow disturbance, are generated in an enhanced manner. In addition, there is a system including an end cap for a one or multiple shaft reactor/mixer and a discharge screw connector block being connectable with the end cap in a detachable manner.

Abstract: A system for consolidating and removing contaminate such as paint sludge or oils from a fluid mixture. A contaminate tank receives a supply of the fluid mixture containing contaminate from a source such as a manufacturing line where overspray of paints or cleaning solutions containing washed away oils are collected. A free floating weir floats on the surface of the contaminate tank and mechanically separates and removes contaminate from a surface of the contaminate tank and concentrates contaminate in a consolidation tank. The free floating weir is equipped with several features that enhance the ability of the free floating weir to remove contaminate without becoming clogged.

Abstract: A system and method of cleaning a desanding vessel is provided including determining that sand has settled in the accumulation zone of the vessel, isolating and depressurizing the vessel and introducing a flush or wash fluid into the vessel. The wash fluid is introduced via a flush inlet at or near the process gas outlet of the vessel, and at a purge rate to fluidize sand in the accumulation zone and form a slurry. The slurry is collected from the vessel at a flush outlet downstream from the flush inlet. The purge rate is maintained for elutriation of the fluidized sand in the slurry, through the vessel and out of the flush outlet.

Abstract: A method of installing a filter underdrain system includes: positioning a grout pad on a filter floor; positioning an underdrain block onto the grout pad such that the grout pad is displaced when the underdrain block is positioned on the grout pad; and inserting filler grout around the underdrain block.

Abstract: Device for filtering rolling oil, including: a tank having an inlet for the oil to be filtered, as well as a lid having at least one plate element, or a plurality of plate elements, removably stacked in the internal volume of the tank, able to be removed from the tank via the upper opening of the lid, each of the plate elements removably receiving filtration cartridges, each of the hollow plate elements constituting a collector for oil filtered by the cartridges of said plate element, each of the plate elements comprising a filtered oil outlet removably connected to a corresponding outlet of the tank via a connector. According to the invention, there are between one and three plate elements, the total number of filtration cartridges of the device is between 500 and 3000 cartridges, and is suitable to allow a nominal filtration flow of between 1000 L/min and 4000 L/min.

Abstract: The present invention provides a tubular filter element 3 configured to filter fluid by allowing the fluid to pass therethrough from the inside to the outside, and to be backwashed by allowing the fluid to pass therethrough from the outside to the inside. The filter element 3 includes: a tubular filter member 31; first and second end members 32 and 33 having openings and respectively provided at first and second ends of the filter member 31; and a trapped object remover 34 provided in the interior of the filter member 31, and movable by the fluid flow while its outer periphery slides in contact with the inner periphery of the filter member 31 to remove trapped objects. A flow rate restricting means for restricting the fluid flow rate through the second end member 33 is provided on the second end side of the filter member 31.

Abstract: An in-tank filter bowl de-aeration shroud for a hydraulic or oil reservoir includes an outlet shroud surrounding the filter bowl outlet at a proximal end thereof and having a shroud fluid outlet at a distal end thereof with a larger opening than an opening of the filter bowl outlet. The outlet shroud may be formed as or include a diverging member surrounding the filter bowl outlet at a proximal end thereof and having a diverging member fluid outlet at a distal end thereof, wherein the member diverges from the proximal end to the distal end thereof. The outlet shroud may further include a central deflector positioned within the diverging member and combining with the diverging member to form an annular passage to the diverging member fluid outlet.

Abstract: When a lid covers an opening portion formed at an upper end of a filter case with a bottomed substantially cylindrical shape inside which a filter element is disposed, the internal space between the lid and the filter case is formed. A bypass flow path connecting the internal space and outside space is formed in the lid, and a relief valve disposed moveably between a position closing the bypass flow path and a position opening the bypass flow path includes an air bleeder formed from a porous material.

Abstract: A filter cartridge for operatively coupling to an appliance interface to treat a fluid, such as water, being supplied to the appliance. The interface comprises a bypass valve for actuating the interface between a bypass mode in which the fluid flowing through the interface does not flow through the filter cartridge and a treatment mode in which the fluid flowing through the interface is directed through the filter cartridge for treatment by the filter cartridge. The filter cartridge comprises a cartridge housing having a first end and a second end and extending along a housing longitudinal axis through the first end and the second end. A filter media is contained within the cartridge housing between the first end and the second end. The filter cartridge also has a first end cap on the first end of the cartridge housing and a second end cap on the second end of the cartridge housing. A bypass valve actuator is attached to the cartridge housing and extends distally to an actuator distal end.

Abstract: An attaching system for a filter cartridge may include: a top cap configured to attach to a filter cartridge; a mating projection located on the top cap; at least one locking projection projecting radially away from the mating projection; and a base portion defining an annularly shaped flat surface surrounding the mating projection on a first side and configured to attach to the filter cartridge on a second side. A method of attaching a filter cartridge to a filter assembly may include: providing locking projections on a top cap of a filter cartridge; locating a spring around a mating projection of the top cap; forming annular groove between the spring and the locking projections; and configuring the top cap to a portion of the filter cartridge.

Abstract: A dual stage filter assembly for use in a fluid cleaning and sludge removal operation, including a first stage separator incorporated into a first vessel and receiving a dirty fluid flow, a first stage clean fluid outlet extending from the first stage separator. A second stage filter is incorporated into a second vessel in fluidic communication with a dirty fluid outlet of the first stage separator for subsequent filtering and outflow through a second stage clean outlet. A flow restrictor is incorporated into said second stage clean outlet for controlling a flow rate through said filter in order to prevent clogging of the same by aggregating debris.

Abstract: Disclosed are a powder sintered porous metal with better comprehensive properties, especially with good corrosion resistance to hydrofluoric acid, and a filter element using same. The powder sintered porous metal of the present invention has a porosity of 25-60%, an average pore diameter of 0.5-50 ?m and a weight loss rate of at most 1% after being immersed into a hydrofluoric acid solution with a mass fraction of 5% at room temperature for 20 days; and the powder sintered metal porous body consists of Cu accounting for 23-40 wt %, Si accounting for 0-5% and the balance of Ni, based on the weight of the powder sintered metal porous body. The powder sintered porous metal of the present invention has good mechanical properties and machinability, and excellent corrosion resistance in acid mediums, especially in hydrofluoric acid mediums.

Abstract: An external oil coalescing apparatus for receiving an air flow containing oil; a honeycomb material for coalescing oil contained in the air flow; a first end for receiving the air flow containing oil; and a second for emitting air from the apparatus.

Abstract: A filtration material of the present invention comprises a bulky fiber sheet layer having a thickness of 0.5 mm or more, and a triboelectrically-charged nonwoven fabric layer in which two or more types of fibers different in constituent resin are mixed, wherein constituent fibers of the triboelectrically-charged nonwoven fabric layer penetrate into the bulky fiber sheet layer. A three-layer filtration material of the present invention comprises bulky fiber sheet layers having a thickness of 0.5 mm or more, and a triboelectrically-charged nonwoven fabric layer, which is located between the bulky fiber sheet layers, wherein the constituent fibers of the triboelectrically-charged nonwoven fabric layer penetrate into the bulky fiber sheet layers, and both bulky fiber sheet layers contain fibers having a limiting oxygen index of 20 or more, and have a mass per unit area 0.5 times or more than that of the triboelectrically-charged nonwoven fabric layer.

Abstract: The present invention is a filter mechanism provided in a pump or the like, and the purpose thereof is to provide a filter mechanism that can eliminate foreign matter adhering to the surface of a filter and thereby can prevent clogging of filters because of foreign matter. According to the present invention, an area toward the inside in the direction of the radius of the filter is linked to an intake opening (235) of the pump (for example, a trochoid pump (22)) and, via the pump (22) to a pump ejection opening (trochoid pump ejection opening (215)), and an area between a filter (5) and (an inside wall surface (3i) of) a first casing (3) is linked to a low-pressure ejection opening (discharge opening (237)) for a working fluid.

Abstract: A honeycomb filter includes a pillar-shaped honeycomb substrate including a porous partition wall that defines a plurality of cells extending from an inflow end face to an outflow end face, an inflow side plugging portion disposed at the inflow end face of the honeycomb substrate to plug open ends of outflow cells and an outflow side plugging portion disposed at the outflow end face of the honeycomb substrate to plug open ends of inflow cells other than the outflow cells. The honeycomb substrate includes the partition wall that defines two of the inflow cells by division. An average of the plugging length LIN of the inflow side plugging portions disposed in the outflow cells of the honeycomb substrate is larger than an average of the plugging length LOUT of the outflow side plugging portions disposed in the inflow cells of the honeycomb substrate.

Abstract: Systems and methods for use in a vehicle can involve determining that a plurality of closures of a vehicle have been closed, running an HVAC system in a fresh air mode after determining that the plurality of closures have been closed, and thereafter recirculating air while adding newly filtered air to maintain a positive air pressure level in a passenger cabin of the vehicle. The determining can occur after one or more people enter the vehicle and being driving, and the recirculating and adding can involve activating a recirculation mode and a fresh air mode simultaneously. Adding newly filtered air maintains a positive air pressure level in a passenger cabin, which level can be set based on an amount of leaks, a user setting, a vehicle type and a pollution level. The determining, running, and recirculating and adding can occur again after determining a vehicle closure has been opened.

Abstract: A filter element is provided with a support frame provided with a first end disk section and a second end disk section. A folded filter medium is connected to the support frame and arranged between the first end disk section and the second end disk section of the support frame. The first end disk section or the second end disk section has a face facing away from the filter medium. The support frame is provided with a fluid guiding channel that guides, when a fluid flow passes through the filter medium, the fluid along the face facing away from the filter medium. A filter assembly with such a filter element and a filter receptacle in which the filter element is exchangeably arranged is provided.

Abstract: A filtration media pack is provided having a plurality of layers of single facer media. The layer of single facer media includes a fluted sheet, a facing sheet, and a plurality of flutes extending between the fluted sheet and the facing sheet and having a flute length extending from a first face to a second face of the filtration media pack. A first portion of the plurality of flutes are closed to unfiltered fluid flowing into the first portion of the plurality of flutes, and a second portion of the plurality of flutes are closed to unfiltered fluid flowing out of the second portion of the plurality of flutes so that fluid passing into one of the first face and the second face of the media pack and out the other face of the media pack passes through media to provide filtration of the fluid.

Abstract: Air filters formed from mats of protein-containing nanowires are provided. The nanowires are formed into a mat with pores that allow air to pass through while physically filtering particulate matter. The protein in the protein-containing nanowires also serves to chemically filter polluted air passed through the filter. Specifically, chemical functional groups from the many amino acids that comprise the protein of the protein-containing nanowire react with certain chemical pollutants (e.g., carbon monoxide and formaldehyde) in order to capture or otherwise neutralize the pollutant. Accordingly, the single nanofiber mat performs two filtering functions. Methods of filtering air using the provided air filters are also disclosed, as well as methods for making the air filters from protein-containing nanofibers.

Abstract: A composite fiber comprising sorbent particles (at 50 wt %) in a polymeric matrix that comprises a polymer or blend of polymers including at least one thermoplastic polymer, the extrudates being produced by thermal-induced phase separation or diffusion-induced phase separation from a dope suspension of the thermoplastic polymer, an optional solvent and the sorbent particles. The polymer or blend of polymers is able to withstand exposure to temperatures at or above 220° C. without experiencing significant detrimental effects upon the sorbent capacity of the sorbent particles. The fiber exhibits an elongation at break of at least 5%.

Abstract: A plurality of extrudates comprises sorbent particles (at 50 wt %) in a polymeric matrix that comprises a polymer or blend of polymers including at least one thermoplastic polymer, the extrudates being produced by thermal-induced phase separation or diffusion-induced phase separation from a dope suspension of the thermoplastic polymer, an optional solvent and the sorbent particles. The polymer or blend of polymers is able to withstand exposure to temperatures at or above 220° C. without experiencing significant detrimental effects upon the sorbent capacity of the sorbent particles.

Abstract: Some embodiments of the disclosure correspond to, for example, a method for controlling a scrubber containing an adsorbent. The scrubber may be configured to cycle between scrubbing at least one pollutant/gas from a stream of gases with the pollutant/gas being adsorbed onto the adsorbent, and regenerating at least some of the adsorbent and thereby purging at least some of the one pollutant and/or first gas from the adsorbent via a regeneration gas flow. The method may include flowing a stream of gases through the scrubber, the scrubber including the adsorbent and adsorbing at least some of the one pollutant/gas from the stream of gases onto the adsorbent during an adsorption phase over a first time period. The method may also include purging at least a portion of the one pollutant/gas from the adsorbent during a regeneration phase over a second time period with a regeneration gas flow, and cycling therebetween.

Abstract: A method for producing oxygen by adsorbing a stream of atmospheric air, using four VPSA, one air compressor and two vacuum pumps, each adsorber undergoing a single pressure cycle including the following steps: a) producing a first stream of gas having an oxygen content T1 while loading the adsorber of the stream of atmospheric air upstream; b) producing a second stream of gas including an oxygen content T2<T1: c) producing a third stream of gas including an oxygen content T3<T2<T1 while simultaneously extracting a nitrogen-enriched residual stream; d) eluting the adsorber, from which the three streams of gas produced in steps a), b), and c) are taken with the second stream of gas produced in step b); e) repressurizing the adsorber consecutively with at least two streams, first and second repressurizing streams, with increasing oxygen content.

Abstract: A CO2 recovery method includes: heating a CO2-absorbing solution that has absorbed CO2 from a gas, releasing the CO2 from the CO2-absorbing solution, and regenerating the CO2-absorbing solution, and at least one of: controlling a difference between an actual measured value and a target value of a recovery rate of the CO2 to be within a predetermined range; and controlling a difference between an actual measured value and a target value of a recovery amount of CO2 to be within a predetermined range, and controlling the CO2 recovery rate through a proportional calculation and an integration calculation based on the difference between the actual measured value and the target value of the CO2 recovery rate.

Abstract: A process for removing acid gases from a fluid stream, wherein the fluid stream is contacted with an absorbent comprising a compound of the general formula (I), wherein R1 and R2 are independently C1-C4-alkyl; R3 is selected from hydrogen and C1-C4-alkyl, R4, R5 and R6 are independently selected from hydrogen and C1-C4-alkyl; x and y are integers from 2 to 4 and z is an integer from 1 to 3, to obtain a treated fluid stream and a laden absorbent. The process allows for a high cyclic capacity while the compounds of the absorbent have a reduced tendency to foaming and low volatility.

Abstract: A gas transfer processing method includes: transferring gas to an inside or an outside of an absorption liquid within respective processing flow paths while circulating the absorption liquid through the respective processing flow paths; after the gas transferring, separating a mixed fluid including the absorption liquid discharged from outlets of the respective processing flow paths and gas by respective separation headers into the absorption liquid and the gas; and circulating the absorption liquid separated in the separating by returning the separated absorption liquid from the separation headers to inlets of the respective processing flow paths through respective recirculation lines, thus introducing the absorption liquid to the respective processing flow paths. The process promotes transfer of a target component to an absorption liquid, while enabling execution of a component transfer process by compact equipment.

Abstract: A method of separating gas and a method of making a gas separation membrane. The method of separating gas includes flowing a gas stream through a membrane, in which the membrane comprises a crosslinked mixture of a poly(ether-b-amide) copolymer and an acrylate-terminated poly(ethylene glycol) according to formula (I) or formula (II); and separating the gas stream via the membrane. In formulas (I) and (II), each n is of from 2 to 30; and each R is independently —H or —CH3.

Abstract: Non-oxidative direct methane conversion (NDMC) to value-added products, such as H2, C2 hydrocarbons, and aromatics, occurs within a reactor heated to an elevated temperature. The reactor can have a first volume, where a feed gas including methane is provided, separated from a second volume, where a sweep gas is provided, by a dense thin film membrane supported on a porous wall. The thin film membrane is a mixed ionic-electronic permeable membrane that allows H2 generated in the first volume to be transported to the second volume for removal by (or reaction with) the sweep gas. A catalyst can be provided in or adjacent to the first volume. For example, the catalyst can be a metal doped quartz material (e.g., Fe(c)SiO2) or a metal/zeolite material (e.g., Mo/ZSM5). Methane conversion and/or product selectivity in the reactor can be manipulated by control of gas flow rates, reaction temperatures, and/or feed and sweep gas compositions.

Abstract: The invention relates to an improved method and to an improved device for degassing polymer melts and for neutralizing the thus produced pollutants, characterised by the following characteristics: said pollutants are guided to a plasma source after removal from the degassing area and prior to adding to a filter step or a separator, said plasma source being built and/or formed such that in said plasma source, the pollutants are transformed, entirely or partially, in a plasma aggregate state.

Abstract: Processes for reducing the amount of a gaseous iodide-containing impurity present in a recycle gas stream used in the production of ethylene oxide, in particular a vinyl iodide impurity, are provided. Processes for producing ethylene oxide, ethylene carbonate and/or ethylene glycol, and associated reaction systems are similarly provided.

Abstract: A method for removing noxious, hazardous, toxic, mutagenic, and/or carcinogenic compounds and/or precursor compounds from a comingled gas, liquid and/or solid stream is described. In one embodiment, the method includes optionally passing the stream through an ambient temperature condenser followed by passing the stream through a spray venturi scrubber, a chilled condenser, a gas/solid separator, and a series of wet scrubbers to remove at least a portion of the compounds.

Abstract: There is provided a zeolite having a CHA structure. When a total integrated intensity of a (211) plane, a (104) plane, and a (220) plane in an X-ray diffraction spectrum obtained by an X-ray powder diffraction method is defined as X0 and the total integrated intensity after heat endurance test for five hours at 900° C. under an air atmosphere is defined as X1, a ratio of X1 (X1/X0) to X0 is within a range from 0.2-0.7; and as measured by a 27Al-NMR method after the heat endurance test for five hours at 900° C. under the air atmosphere, when a peak intensity of tetra-coordinated Al atoms is defined as P4 and a peak intensity of hexa-coordinated Al atoms is defined as P6, a ratio of P6 (P6/P4) to P4 is 0.1 or less.

Abstract: A catalytic material for treating an exhaust gas produced by a natural gas engine, which catalytic material comprises a molecular sieve and a platinum group metal (PGM) supported on the molecular sieve, wherein the molecular sieve has a framework comprising silicon, oxygen and optionally germanium, and has a content of heteroatom T-atoms is ?about 0.20 mol %.

Abstract: A connecting system (1) has at least one connector (2) for a filter cassette (4) that can be inserted into a filter holder and has filter layers (5) between two end plates (6), and seals (7) between the filter layers (5) and/or between the end plates (6) and an adjacent filter layer (5). The connector has tensioning parts that engage in one another in a longitudinally displaceable manner and that can be fixed to the end plates (6) via their ends facing away from one another. The connector exerts a pretensioning force onto the end plates (6) when it is deflected to its maximum extent. The pretensioning force pulls the end plates (6) towards the filter layers (5), and when a contact-pressure force superimposed on the pretensioning force is applied to the end plates (6), the tensioning parts can be pushed towards one another correspondingly with the end plates (6).

Abstract: A spiral-wound acid gas separation membrane element (1) includes a wound body including a separation membrane (2), a feed-side channel component (3), and a permeate-side channel component (4) wound in a laminated state around a core tube (5). The core tube (5) has a group of holes for allowing communication between a permeate-side spatial portion defined by the permeate-side channel component (4) and a spatial portion inside the core tube (5), the group of holes being present on an end side of the core tube (5).

Abstract: Systems and methods for processing produced water containing organic compounds include a processing vessel; a filtration layer including a filtration material; and a cleaning system that provides a washing solution to the filtration material during a cleaning cycle. The filtration layer is configured such that at least a portion of produced water that enters the processing vessel during a processing cycle of the processing system passes through the filtration layer before leaving the processing vessel. The filtration material is a metal compound such as a metal hydroxide or a metal oxyhydroxide that is substantially insoluble in aqueous solution. The washing solution includes a reagent capable of reducing the metal compound to a reduced compound soluble in aqueous solution while not decomposing the organic compounds. The organic compounds such as crude oil may be recovered from the filtration layer material after the cleaning cycle, and the filtration layer may be regenerated.