Abstract: A method of extracting an analyte from a sample is described. The sample is added to a sample container. A liquid solvent and a gas are added into the sample container. The addition of the gas is controlled to establish an elevated pressure within the sample container. The liquid solvent is heated to an elevated temperature that is below the boiling temperature of the liquid solvent at the elevated pressure. A type of gas is used that does not transition to a supercritical fluid at the elevated temperature and pressure used in the extraction process. The analyte can dissolve from the solid sample into the liquid solvent. Next, at least a portion of the liquid solvent containing the dissolved analyte can be removed from the sample container for subsequent analysis.

Abstract: Systems and methods for two-phase separation are provided. The system can include a vessel having a first end, a second end, an internal volume, an inlet, a first outlet, and a second outlet. At least one separation tray can be disposed within the internal volume. The inlet can be disposed between the separation tray and the second end. At least one impeller can be connected to a shaft and disposed within the internal volume. The shaft can be mechanically linked to a motor. The at least one impeller can be disposed between the at least one separation tray and the first end.

Abstract: A filter device, in particular for fluids polluted with admixtures of water, such as diesel oil, includes a filter housing (1) having a fluid inlet (51), a fluid outlet and at least one filter element (9). During the filtering process, fluid can flow through the filter medium (11) of the filter element from the unfiltered side (13) to the filtered side (19) of the filter medium. The filtered side surrounds an inner filter cavity (17). On one side of the filter medium (11), a water-separating device (26) and a separating region (27) for separated water are present. The filter element (9) has a passage (43) that forms a fluid connection to the filter cavity (17) and at least one water opening (47) that is open toward the separating region (27). The filter element can be fixed to an element receptacle (29) of the filter housing (1) and can be connected to a water collecting chamber (33).

Abstract: A fuel filtration system includes an electric pump, a filter assembly, and conduits for fluidly connecting the pump and filter assembly in series with a fuel tank to define a kidney filtration loop. The filter assembly includes a filter assembly head, including attachment openings therethrough, and a filter exchange module, including a mounting plate having externally threaded mounting connectors extending outwardly from one face thereof and internally threaded bores opening through another face thereof. In a mounted configuration, a fuel filter is threaded onto each mounting connector such that the filter is fluidly aligned with a fuel flow opening through the mounting plate, fasteners are positioned through the attachment openings and threadably received within the bores, and fuel flow passages of the filter assembly head define a flow distribution in which one pair of filters is fluidly in parallel and another pair of filters is fluidly in series.

Abstract: A filter (10) includes a liquid holding vessel (12) with an inlet (14) and an outlet (16). A removable filter cartridge (24) is positionable within the vessel. The cartridge includes a plurality of filter element assemblies (82) each of which includes a plurality of filter elements (86). Filter elements are selectively back flushed through a back flush assembly (26) which includes a positionable back flush conduit arm (28) that rotates in response to a back flush arm shaft (36) that extends in a shaft support (46) of the filter cartridge.

Abstract: An RF inductor such as a Tesla antenna splices nanotube ends together to form a nanostructure in a polymer foam matrix. High Internal Phase Emulsion (HIPE) is gently sheared and stretched in a reactor comprising opposed coaxial counter-rotating impellers, which parallel-align polymer chains and also carbon nanotubes mixed with the oil phase. Stretching and forced convection prevent the auto-acceleration effect. Batch and continuous processes are disclosed. In the batch process, a fractal radial array of coherent vortices in the HIPE is preserved when the HIPE polymerizes, and helical nanostructures around these vortices are spliced by microhammering into longer helices. A disk radial filter produced by the batch process has improved radial flux from edge to center due to its area-preserving radial vascular network. In the continuous process, strips of HIPE are pulled from the periphery of the reactor continuously and post-treated by an RF inductor to produce cured conductive foam.

Abstract: A filter element for a filter device may include a filter body having at least one filter material for filtering a fluid. The filter body may have a first side and a second side facing away from the first side. The filter body may include a plurality of body pores. The filter body may have a porosity that is lower on the first side than on the second side. A nano-fiber layer may be disposed at least partially on the first side.

Abstract: An air cleaner includes a housing and a tubular air cleaning element, which is accommodated in the housing. A tubular case of the housing has an end having an upstream opening and another end having a downstream opening. The upstream opening of the case is adapted to introduce air into the housing. A cap is attached to the downstream opening of the case. An annular sealing portion, which is held between the case and the cap, is provided in the outer periphery of the air cleaning element. The case includes a case body having the downstream opening and a support plate attached to the downstream opening of the case body. The sealing portion is held between the support plate and the cap.

Abstract: A filter used to reduce the emission of silica particles used in hydraulic fracturing. The silica reduction cover is a custom fit filter installed onto vent hatches of proppant storage trailers. Proppant storage trailers, or “frac sanders,” have a series of vent hatches that release air and fine particles into the atmosphere during material transfer operations. The silica reduction cover is comprised of filter material and permits the controlled release of high pressure air at each vent hatch while reducing sand particle loss. The silica reduction cover maintains proppant sand product in the trailer for production use while significantly reducing the emission of airborne sand particles in the immediate work and adjoining site areas. The silica reduction cover incorporates a viewing window so that workers may monitor proppant levels in the storage trailer while the silica reduction cover is installed.

Abstract: An interface air filter and assembly for use with an internal combustion engine is disclosed. The assembly has a housing having an air intake port and an opening. There is an air filter assembly comprising an air filter having a closed end and an open end and a reducing coupling. The reducing coupling has a first end with a first engaging member having an external circumference and outer surface, a second end with a second engaging member having an external circumference less than the first engaging member external circumference, and the second engaging member has an inner surface. The first end of the reducing coupling is attached to the open end of the air filter. The air filter assembly is in contact with the housing such that the air filter resides within the housing and the outer surface of the first engaging member engages the housing.

Abstract: A filter system includes a housing, a filter medium disposed within the housing, an optical analyte sensor, and an optical reader. The optical analyte sensor is characterized by a first region that exhibit a first response to an analyte of interest and a second region that exhibit a second, different, response to an analyte of interest. The optical analyte sensor includes a detection medium and is disposed within the housing such that the detection medium is in fluid communication with the filter medium. The optical reader includes at least one light source and at least one detector.

Abstract: Crankcase ventilation filter assemblies are described and shown. Components, features and methods of assembly and use are described. Many of the principles relate to preferred cartridge configurations for engagement with selected housings. Selected optional features described can be used to provide indication to a service provider that a proper cartridge is not positioned appropriately in the housing for use.

Abstract: A filter element includes a center tube and a blank of a filter media. The center tube has a first end and a second end. The blank is folded into a plurality of triangles. Each triangle is disposed adjacent to another of the plurality of triangles to form a series of triangular pleats to form a pleated filter media. The pleated filter media is disposed about the center tube. A cross sectional area of the pleated filter media proximal to each of the first end and the second end is greater than a cross sectional area of the pleated filter media at a point between the first end and the second end.

Abstract: Oxygen concentrator apparatus and method of use are described herein. The oxygen concentration may include at least one canister; gas separation adsorbent disposed in at least one canister, and a compression system. The compression system may include at least one compressor coupled to the at least one canister. The compressor may include a first rotor comprising at least two projections and a second rotor comprising at least two recesses. During rotation of the first and second rotors, gas moves through the compressor to at least one of the canisters. In the canisters, gas separation adsorbent may separate at least some nitrogen from air produce oxygen enriched gas.

Abstract: Described herein are various embodiments of an oxygen concentrator system. In some embodiments, oxygen concentrator system includes one or more components that improve energy usage during operation of the oxygen concentrator system.

Abstract: A sulfuric acid production plant has a discontinuously operating back-up absorber to allow for sulfur emission control in situations where part of or even the entire sulfuric acid production plant is shut down, inoperable, or otherwise compromised. The back-up absorber receives lean solvent from a storage tank that is configured such that continuous operation of the back-up absorber is possible for several hours.

Abstract: A carbon dioxide absorbent composition is described, including (i) a liquid, nonaqueous silicon-based material, functionalized with one or more groups that either reversibly react with CO2 or have a high-affinity for CO2; and (ii) a hydroxy-containing solvent that is capable of dissolving both the silicon-based material and a reaction product of the silicon-based material and CO2. The absorbent may be utilized in methods to reduce carbon dioxide in an exhaust gas, and finds particular utility in power plants.

Abstract: A wet scrubber (1) for cleaning a process gas containing sulphur dioxide comprises an absorption vessel (2) for contacting the process gas with an absorption liquid to absorb sulphur dioxide from the process gas, a sulphite sensor (68, 74) for measuring a sulphite concentration in the absorption liquid, and a control unit (52). The control unit (52) is adapted to receive a measurement signal from the sulphite sensor (68, 74) and to control, based on the measured sulphite concentration, at least one wet scrubber operating parameter influencing the sulphite concentration in the absorption liquid.

Abstract: The present invention relates to an apparatus for removing air contaminants, which adsorbs dust and harmful substances contained in the air contaminants using an absorbing unit connected to an inlet pipe inserted in a tank.

Abstract: Provided is a method for preparing a membrane for flue gas separation including a crosslinked thermally rearranged poly(benzoxazole-co-imide) through the transesterification crosslinking of an ortho-hydroxy polyimide copolymer and a diol compound, followed by thermal rearrangement. The membrane for flue gas separation including the crosslinked thermally rearranged poly(benzoxazole-co-imide) has excellent gas permeability and selectivity, and particularly provides gas separation quality corresponding to a level exceeding the so-called 2008 upper bound in terms of carbon dioxide/methane separation.

Abstract: A drying apparatus for use with moisture absorbing crystals that draw moisture out of ambient air includes a main reservoir having a continuous side wall defining an interior area configured to contain the moisture absorbing crystals, the main reservoir having a bottom wall defining an outlet aperture. A collection reservoir is adjacent the bottom wall of the main reservoir, the collection reservoir defining an open top in operative communication with the outlet aperture of the main reservoir. A funnel member is situated intermediate the bottom wall of the main reservoir and the collection reservoir, the funnel member configured to receive and direct a moisture stream generated by the moisture absorbing crystals from the outlet aperture into the collection reservoir.

Abstract: A device for collecting water from atmospheric moisture comprises water absorbing material, a protection wall and a water container. The protection wall is in a porous form. The water absorbing material is made of the temperature responsive polymer with a phase separation temperature, including Poly(N-isopropylacrylamide) (PNIPAM), Poly(vinylphosphonate) and etc. when its temperature is below phase separation temperature, the temperature responsive polymer is in a swollen hydrated state, forming hydrogen bond with water molecules; so as to absorb water from the air. When its temperature is above said phase separation temperature, the temperature responsive polymer is in a shrunken dehydrated state, forming hydrogen bond with other temperature responsive polymer molecules; so as to expel the water to the water container.

Abstract: An exhaust gas stream from a combustion process is conveyed through a gas distributor at an inlet of a wet horizontal spray scrubber where it is partitioned into a plurality of spaced apart gas streams. The gas stream is partitioned in the scrubber without the need for any physical partitions. A preselected number of the partitioned gas streams are mixed with ozone to oxidize the contaminants. The oxidized gas streams are then sprayed with an aqueous medium to capture the oxidized contaminants and remove them from the treated gas streams. The treated gas streams are then recombined with the untreated gas streams. Excess ozone present in the treated gas streams is consumed by oxidation of contaminants in the untreated gas streams before the combined gas stream is released to the atmosphere.

Abstract: Processes, methods, system and uses in relation to chemical sequestration of carbon dioxide from a carbon dioxide containing gas by carbonation of an alkaline earth metal containing material. The carbon dioxide containing gas is contacted with an aqueous slurry in a carbonation unit for carbonation of at least a portion of the alkaline earth metal to produce a carbon dioxide depleted gas and a carbonate loaded slurry which is substantially exempt of precipitated alkaline earth. metal carbonates. The carbonate loaded slurry is then separated into an aqueous phase and a solid phase; and the aqueous phase is supplied to a precipitation unit for precipitating alkaline earth metal carbonates. The carbonation stage may be performed at a carbonation temperature between about 10° C. and about 40° C. and a carbonation pressure between about 1 bar and about 20 bars. The solid phase may be recycled to the carbonation stage.

Abstract: Herein are described products and processes for the reduction of contaminants from flue gases. Product compositions can include an aluminosilicate; and a calcium compound selected from calcium oxide, calcium hydroxide, calcium carbonate, calcium halide, PRB coal fly ash, and a mixture thereof. Processes can include injecting a sorbent composition into a flue gas at a location where the flue gas has a temperature in a range of about 1700° C. to about 400° C., admixing the sorbent composition and a contaminant to form a eutectic composition; and collecting the eutectic composition at a temperature in a range of about 400° C. and about 50° C. Other product compositions can include a combination of anti-eutectic and non-eutectic materials.

Abstract: An acidic gas separation module including: a perforated hollow central tube; and a layered body that is wound on the perforated hollow central tube and has, in the following order on a porous support: an acidic gas separation layer containing a water-absorbing polymer, a carrier, and water; and a flow channel material with a network structure having a thread intersection portion and an arithmetical surface roughness for a surface contacting the acidic gas separation layer in the thread intersection portion of 35 ?m or less. The acidic gas separation module suppresses generation of flocculated water by maintaining the generation of turbulent flow in the flow channel material, effectively suppresses damage to the surface of the acidic gas separation layer by the flow channel material in the winding-on process during manufacture, and exhibits excellent acidic gas separation efficiency.

Abstract: An oxidation catalyst composite, methods and systems for the treatment of exhaust gas emissions from an advanced combustion engine, such as the oxidation of unburned hydrocarbons (HC), and carbon monoxide (CO) and the reduction of nitrogen oxides (NOx) from a diesel engine and an advanced combustion diesel engine are disclosed. More particularly, washcoat compositions are disclosed comprising at least two washcoat layers, a first washcoat comprising a palladium component and a first support containing cerium and a second washcoat containing platinum and one or more molecular sieves.

Abstract: A urea spray selective catalytic reduction (“SCR”) control system includes an SCR catalyst provided in a discharge pipe of an engine, a dosing valve for injecting urea water at an upstream side of the SCR catalyst, and NOx sensors, wherein the system controls injection of the urea water from the dosing valve. The system includes a plurality of NOx model maps corresponding to an atmospheric pressure condition, an outdoor air temperature, and an engine water temperature, and determines an amount of NOx from each NOx model map on a basis of detection values of an atmospheric pressure detector, an outdoor air temperature detector, and an engine water temperature detector, and controls an amount of injection of the urea water from the dosing valve on a basis of the amount of NOx thus determined.

Abstract: A decrease in the NOx removal or reduction rate is suppressed, while suppressing the outflow of particulate matter from a filter after regeneration of the filter.

Abstract: The present invention relates to a method for producing man-made devices which have the properties and functions of biological membranes and membrane proteins, and to the structure of such devices. Briefly, in one aspect of the invention, natural or genetically engineered proteins are incorporated into a polymeric vesicle that is conjugated to a thread to form a vesicle-thread conjugate. The engineered protein is preferably a transmembrane protein embedded in the wall of the polymeric vesicle. The vesicle-thread conjugate is then formed into a membrane or thin fabric having a wide variety of inherent functionality, including the ability to selectively transport and/or filter compounds between fluids. By selecting proteins with specific properties, membranes can be fabricated with a defined functionality including molecular scale addressability via directed electrostatic, electromagnetic, and chemical forces.

Abstract: A method of making a composite membrane comprising the steps of forming a discriminating layer upon a surface of a porous support by sequentially applying immiscible coating solutions upon the support, wherein one coating solution comprises a crosslinking agent and another coating solution comprises a block copolymer, and the block copolymer comprises sacrificial segments and durable segments including reactive pendent groups which react with the crosslinking agent and form a crosslinked matrix comprising micro-domains of the sacrificial segments, and removing at least a portion of the sacrificial segments to yield pores.

Abstract: Provided is a crosslinked thermally rearranged poly(benzoxazole-co-imide) obtained through the transesterification crosslinking of an ortho-hydroxy polyimide copolymer and a diol compound, followed by thermal rearrangement, a gas separation membrane (excluding a membrane for flue gas separation), and a method for preparing the same. The crosslinked thermally rearranged poly(benzoxazole-co-imide) according to the present invention allows less packing of polymer chains and has a structure with a larger space, and thus shows increased possibility of permeation and diffusion of small molecules therethrough.

Abstract: A membrane including a block copolymer is presented. The block copolymer includes at least one block A including structural units having a formula (I), and at least one block B including structural units having a formula (II). A hollow-fiber membrane for hemodialysis or hemofiltration, and associated block copolymer are also presented.

Abstract: A wine aerator includes a seal configured to engage an opening of an uncorked wine bottle. A gas conduit passes through the seal and is configured to be attachable to a gas source supplying air and/or oxygen inside the uncorked wine bottle thereby aerating the wine. A bubble-generating aeration element is disposed at the gas conduit distal end. A bubble-reducing filter element is in fluidic communication with the inside and outside of the uncorked wine bottle through the seal, wherein the bubble-reducing filter element is disposed at, near and/or within the seal. When the seal is engaged with the opening of the uncorked wine bottle the bubble-reducing filter element separates the inside from the outside of the uncorked wine bottle. The bubble-reducing filter element helps to reduce the amount of bubbles that are being generated from the wine aerator during the aeration process.

Abstract: Aspects of the invention are directed to an apparatus comprising a proximal end adapter, a distal end adapter, a support tube, and a flexible diffuser membrane. The support tube is disposed between the proximal end adapter and the distal end adapter, and comprises an outward facing surface that defines a series of ridges thereon. The diffuser membrane, in turn, defines a plurality of perforations, and surrounds at least a respective portion of each of the proximal end adapter, the distal end adapter, and the support tube.

Abstract: The invention relates to a device for dispersing gas into a liquid. The devise has a number n of successive zones Z1, Z2, . . . , Zn having static mixing elements, wherein each zone Zi has a length Li and an effective diameter Di. The mechanical energy input Et, which is standardized to the particular ratio Li/Di and acts on the gas/liquid mixture, increases from zone to zone in the flow direction. In this connection n is a whole number greater than or equal to 3 and i is an index which runs through the whole numbers from 1 to the number n of zones. The invention further relates to a method for dispersing gas into a liquid using the device according to the invention.

Abstract: A refrigerator may include a carbonated water tank in which carbonated water is stored; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; a dispenser discharging the carbonated water or the filtered water; and a controller, if the filtered water is supplied to the carbonated water tank and supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water, wherein the controller stops producing the carbonated water if a discharge instruction of the filtered water is input from a user or if a door of the refrigerator is opened while the carbonated water is produced.

Abstract: Provided is a refrigerator including: a carbonated water tank in which carbonated water is stored; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; and a controller, if the water level of carbonated water sensed by a water level sensor is less than or equal to a predetermined minimum water level, supplying the filtered water to the carbonated water tank, and if supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water. If it is expected that the storage amount of the carbonated water is reduced or the user won't use the carbonated water for a while, carbonated water is automatically produced so that the user is not required to wait while the carbonate water is produced.

Abstract: A mixer for mixing an exhaust flow in an exhaust pipe includes a housing having a first sidewall spaced apart from a second sidewall. The first and second sidewalls each include a free distal end spaced apart from one another. Portions of the first and second sidewalls are adapted to be fixed to the exhaust pipe. A first mixing element is coupled to the housing and includes a deflection element as well as a plurality of correction fins protruding at an angle from the deflection element. A second mixing element interconnects the first and second sidewalls and extends substantially parallel to the first mixing element. A second mixing element includes a mixing fin to change a direction of the exhaust flow.

Abstract: A system and method of micro dosing containers on a conveying system is disclosed. The system includes a supply tank to maintain suspended solids in a mixture; a dosing assembly to inject micro-doses of the mixture into bottles; a recirculation assembly to circulate the mixture from the supply tank to the dosing assembly and back to the supply tank; a power and controls operation assembly to supply the system with power, to provide the system with electromechanical control and/or to provide a user interface; and a stand to hold at least the supply tank, the portable dosing assembly, the recirculation assembly and/or the power and/or controls operation assembly.

Abstract: A receptacle (1) for biopharmaceutical use includes a flexible container (2) having a wall (4), an internal space (5) for receiving a liquid or pasty biopharmaceutical content, mixing elements (20) adjacent to a given portion (21) of the wall (4), elements (22) for rigid and leaktight connection between the mixing elements (20) and the given portion (21), the mixing elements (20) including a sleeve (24), a suction-delivery opening (26), a suction-delivery part (28), a suction-delivery cavity (29), drive elements (23) for driving in an alternating forward/backward axial sliding sequence, elements (32) for immobilizing the sleeve and the given portion (21), including during the axial sliding movement of the suction-delivery part (28).

Abstract: Disclosed is a method and apparatus for manipulating fluids. The apparatus may include a microfluidic structure including inlet channels (1 and 2) and outlet channels (306, 307, 308, 309, 310, 311, 312, 313, and 314) oriented among bifurcated (5), trifurcated (6) and merging junctions (7 and 8). The apparatus splits and merges fluids flowing in the channels to produce successive dilutions of the fluids within the outlet channels. Multiple apparatus may be combined in serial, parallel, combined serial and parallel and/or stacked configurations. One or more apparatus may be used alone or to provide various devices or chambers with the diluted fluids.

Abstract: The present invention relates to a reactor and to a process for synthesis of hydrogen sulphide from elemental sulphur and hydrogen at elevated pressure and elevated temperature. The invention further relates to the use of the reactor for preparation of hydrogen sulphide in high yield and with a low H2SX content.

Abstract: A device for performing chemical reactions, in which one starting substance is in the liquid phase and one product is in the gaseous phase, is proposed, comprising a reaction zone which includes two catalytic sections, each section having a feed channel and an overflow well which simultaneously acts as the feed channel for the next section, such that liquid from each section passes into the overflow well of this section and via it enters the lower part of the next section, the device being designed to permit removal of the gaseous products of each section, bypassing the remaining sections.

Abstract: Embodiments provide a gas distribution arrangement, a device for handling a chemical reaction comprising such a gas distribution arrangement and a method of providing a chemical reaction chamber with a gas. The distribution arrangement comprises a distribution plate for separating a chemical reaction chamber from a gas inlet area and having a first side arranged to face the chemical reaction chamber and a second side arranged to face the gas inlet area and comprising a set of through holes stretching between the first and the second side, where the first side of the plate comprises a first material surrounding the holes and having a first thermal conductivity, and the plate also comprises a second material forming a base structure also surrounding the holes and having a second thermal conductivity.

Abstract: The invention relates generally to a catalyst activator, and in particular to a catalyst activator for heat conditioning a catalyst, comprising: a) a vessel for containing a catalyst charge having an internal diameter of at least 1.2 meters and/or an internal volume of at least 5 m3; b) a fluidization grid plate disposed in said vessel, said fluidization grid plate and having an upper major surface and a lower major surface; c) an array of generally conical depressions in said upper major surface that overlap by less than 17%; and d) an array of holes perforating said fluidization grid plate, said holes extending from at least some of said generally conical depressions through said lower surface.

Abstract: Integrated primary and secondary cyclone assembly includes a secondary cyclone having an outlet tube extending therefrom and a primary cyclone operatively coupled with the secondary cyclone. The outlet tube has a cross dimension and length and is configured to be secured to a pressure vessel closure head to support the secondary cyclone therefrom. The primary cyclone has a tubular support member extending therefrom. The tubular support member is aligned substantially parallel with and has a length similar to the outlet tube of the secondary cyclone and is configured to be joined to the pressure vessel closure head to support the primary cyclone therefrom.

Abstract: A nanometer-size-particle production apparatus is provided which can prevent the occurrence of waste fluids, and which makes quick and continuous syntheses feasible while suppressing damages to the electrode.

Abstract: A waste processing system for producing hydrocarbons from domestic and industrial organic waste by pyrolysis includes carrying out the first and second pyrolysis stages, fractionating pyrolysis products and processing each fraction for producing useful products. The second pyrolysis stage is carried out simultaneously with the electromagnetic action produced on the pyrolysis products. The device for carrying out the method includes a two-sectional pyrolysis reactor. An electromagnetic source is arranged on the second section of the reactor. The output of the second section is connected to a system for dividing the vaporous pyrolysis products. The technical result consists in increasing the waste processing effectiveness and producing solid, liquid and vaporous fuel components.

Abstract: The present invention provides a membrane reaction apparatus for recovering heat of reaction, which includes a membrane reactor. The said membrane reactor includes a reaction pipeline, a membrane and a sweep pipeline. The reaction pipeline has a reaction space, and an exothermic reaction occurs therein, which generates product gas and heat of reaction. Part of the product gas penetrates through the membrane around the reaction space and enters into the sweep pipeline. Sweeping gas enters into the sweep pipeline and carries the product gas and the heat of reaction away. It is feasible to wrap the product gas around the sweep pipeline, for enhancing the heat transfer from the product gas to the sweeping gas. The heat of reaction brought by the sweeping gas can be further released in a heat exchanger, so that the heat of reaction is available to be recovered and used for other endothermic processes.