Abstract: Improvements in machining systems that utilize machining fluids comprising a supercritical fluid are described. Some systems may provide centralized distribution of a supercritical machining fluid and/or a lubricant to a plurality of machining tools in a machining facility. Other systems may allow for selective delivery of multiple machining fluids to a machine tool. For example, a supercritical machining fluid and a non-supercritical machining fluid may be selectively delivered to a machining tool as desired for a particular machining process.

Abstract: Systems and methods for treating wastewater with an oil-specific viscosifier composition and separating viscosified oil, undissolved solids and/or particulates, and/or other waste materials in such wastewater are provided. The methods further include: providing wastewater that includes oil; mixing the wastewater with an oil-specific viscosifier composition to form a viscosified oil; and separating at least a portion of the viscosified oil from the wastewater to provide treated water.

Abstract: The present invention discloses an oil-contained wastewater treatment apparatus applying the integrative physical methods. The wastewater treatment system of the invention may include a main tank, where the upper part is a rectangular body and the lower part is designed to a multi-bucket bottom structure. Two oil collection boxes are arranged to both outside ends of tank. A mud discharging outlet is attached to the bottom of the tank. Meanwhile, both of a water outlet and an electric polarizer are localized at the end face of the effluent on the tank. A power supply for the electro-adsorber is fixed to the inlet end on the top face of the tank. Divided by upper and lower deflectors, the inside of the tank is divided to three processing units, i.e., sludge-water separation unit, degradation-coalescence treatment unit, and sedimentation-electric polarization unit. Vortex centripetal gas flotation is applied to remove oil. Electro-adsorption induces the micelle clustering to achieve the decolorization.

Abstract: A receiver of a cooling unit includes a cylindrical body having a cylindrical wall that defines an interior chamber, a bottom wall formed with the cylindrical wall, and a top wall formed with the cylindrical wall. The receiver further includes an inlet provided in the cylindrical body, an outlet provided in the cylindrical body, a heater well disposed within the cylindrical body, and a heater positioned in the heater well to selectively heat a heat transfer fluid contained within the interior chamber of the cylindrical body. The heater well can be configured to extend from the top wall to adjacent the bottom wall along an axis that is coaxial with an axis of the cylindrical wall of the cylindrical body or extend horizontally adjacent the bottom wall of the cylindrical body.

Abstract: The invention relates to a process and an installation to produce a monovinylaromatic polymer (3) comprising post-consumer recycled polystyrene (PCR-PS) wherein the process comprises the steps of mixing the PCR-PS (5) and the monovinylaromatic monomer (7) within a dissolver (9) to dissolve the PCR-PS (5) in the monovinylaromatic monomer (7) so as to produce a polymerization mixture (13); and a step of filtering the polymerization mixture (13) that includes continuously redirecting at least a part of the stream of the filtered polymerization mixture (17) back to the dissolver (9) and mixing it with the polymerization mixture (13) so as to continuously reduce the content of insoluble material in the polymerization mixture (13) contained in the dissolver (9).

Abstract: A multi-circulation heat recovery steam generator (HRSG) for steam assisted gravity drainage (SAGD)/Enhanced Oil Recovery (EOR) processes comprises a steam drum internally partitioned to provide a clean side and a dirty side. The clean side downcomer pipe supplies water to one or more generating banks as part of a clean circuit located in a high heat flux zone of the boiler. Boiler water is fed from the clean side of the drum to the dirty side of the drum via natural head differential. Water is then fed through a corresponding downcomer to a dirty generating bank, which is located in a low heat flux zone of the boiler.

Abstract: A regenerative filter that includes a filter housing having inlet and outlet zones; a fluid path provided between the inlet and outlet zones; a plurality of filter elements each having an outer surface filter media applied thereto and functioning to filter particulate or contaminants from the fluid path; and a tube sheet that is supported across the filter housing, that is disposed just before the outlet zone and that provides the support for the plurality of filter elements. The plurality of filter elements are disposed in an array and includes bridging members or elements that connect between adjacent filter elements, and that forms with the filter elements, a closed interstitial space between adjacent filter elements for liquid flow; a nanoscale barrier on interior surfaces, including that of the regenerative media itself, providing a mechanism to disrupt the cell wall of microscopic viruses and organisms.

Abstract: A process for removing free liquids from oil base mud contaminated drill cuttings waste. A process is described wherein a high gravity centripetal separator and low temperature thermal process are cooperatively used to enhance the mechanical and thermal separation methods, resulting in improved efficiency of the hydrocarbon and water removal process. A process is also described wherein the oil base mud contaminated drill cuttings waste is heated to strip volatile constituents and excess water from the oil base mud contaminated drill cuttings to further enhance the mechanical and thermal separation methods resulting in improved efficiency of the hydrocarbon and water removal process. A less expensive process is also described where the oil base mud contaminated drill cuttings waste is heated to strip volatile constituents and excess water from the oil base mud contaminated drill cuttings to further enhance the recoverable liquids phase during mechanical separation.

Abstract: A system for generating inert gas includes a source of pressurized air. An air separation module including at least one permeable membrane is operable to separate the pressurized air into oxygen-enriched air and inert gas-enriched air. A fuel tank containing a fuel is arranged downstream from said air separation module. The inert gas-enriched air output from said air separation module interacts with said fuel to remove dissolved oxygen from said fuel.

Abstract: A method of flow testing can include dispensing at least one solid material and at least one liquid into each of multiple wells in a filter plate, and allowing the liquid to flow from the filter plate only by force of gravity. A flow testing system can include a multiple well filter plate, each of the wells having disposed therein a selected combination of formation particles, a fracturing fluid composition and a liquid hydrocarbon, and a collection plate vertically below the filter plate. The fracturing fluid composition and the liquid hydrocarbon flow from the filter plate to the collection plate only by force of gravity.

Abstract: A system for generating inert gas includes a source of pressurized air. An air separation module including at least one permeable membrane is operable to separate the pressurized air into oxygen-enriched air and inert gas-enriched air. A fuel tank containing a fuel is arranged downstream from said air separation module. The inert gas-enriched air output from said air separation module interacts with said fuel to remove dissolved oxygen from said fuel.

Abstract: A method of flow testing can include dispensing at least one solid material and at least one liquid into each of multiple wells in a filter plate, and then heating the filter plate with the solid material and liquid therein to an elevated temperature. A flow testing system can include a multiple well filter plate, each of the wells having disposed therein a selected combination of formation particles, a fracturing fluid and a liquid hydrocarbon, and a heating device that heats the filter plate to an elevated temperature.

Abstract: A rotary kiln-type core sand regeneration system, having a rotating cylinder, a burner for directing a flame into the rotating cylinder, a motor for rotating the rotating cylinder, front and rear boundary frames and rollers for supporting the rotating cylinder, and a platform on which the rotating cylinder, the burner, the motor, the front and rear boundary frames and the rollers are mounted. The rotating cylinder has a used core sand inlet, an exhaust cylinder and a preliminary heating cylinder arranged from the rear and a regenerated core sand outlet formed at a front part thereof, the rotating cylinder being directly coupled to the burner at a front end, and including at least one combustion cylinder having passing holes through which the core sand and the flame from the burner are passed in a front part thereof.

Abstract: Methods for diagnosis and surveillance of complex multi-factorial disorders such as cancer by screening of easily accessible biomarkers are disclosed. Highly stable cell free Circulating Nucleic Acids (CNA) present as both RNA and DNA species have been discovered in the blood and plasma of humans. Correlations between tumor-associated genomic/epigenetic/transcriptional changes and alterations in CNA levels are strong predictors of the utility of this biomarker class as clinical indicators. Methods for using microRNAs (miRNAs) representing a class of naturally occurring small non-coding RNAs of 19-25 nt as markers that can associate their specific expression profiles with cancer development are disclosed. Methods for isolating plasma fractions for the study of miRNA biomarkers and for measurement of circulating miRNA levels are disclosed.

Abstract: Methods and systems for treating cooling water of a retort are described. The methods and systems generate an aqueous ozone solution and combine the aqueous ozone solution with the cooling water. The methods and systems provide a safe, economical, easy to handle, and environmentally friendly solution for maintaining a retort cooling water system. The systems and methods herein remove contaminates from the cooling water, supply a continuous sanitizer created on-site, reduce the need for additional chemicals, and reduce the labor costs attributed to maintaining the retort cooling water system.

Abstract: An improved method of steam generation for thermal oil recovery by delivering the produced oil-water emulsion, together with a hot hydrocarbon liquid, to a flash vessel where most of the water is flashed off as steam, which can be used for injection in further thermal oil production; while the liquid phase, containing oil, entrained solids and some water is passed to a separator, where a portion of the oil is removed as sales product, most of the water and solids are removed as waste and the remaining oil and traces of water are recirculated to a heater and a flash vessel to provide heat for further processing. If desired, the produced water-oil emulsion may first be passed through a separator vessel which divides the emulsion into three streams, hydrocarbon liquid, gas and water; with hydrocarbon liquid being sent to a coalescer vessel to produce sales quality oil, the gases sent to a fuel or flare system and the water being treated as described above.

Abstract: The present invention relates to a method for sterilization of different materials, especially sensitive material, such as chromatographic media with sensitive ligands. The method for sterilization of a chromatographic separation medium comprises exposing the separation medium to pressurized steam at a temperature of between about 121° C. and about 135° C.

Abstract: A system for monitoring and treating transformer oil within an on-line electric transformer may include an oil filtration system using a first filter medium that removes acids dissolved in the transformer oil and a second filter medium that removes moisture from the transformer oil. A control and monitoring system may include a hydrogen sensor, a moisture sensor and a control module that receives and displays information and may be used remotely and wirelessly to control the systems. A monitoring dashboard may be positioned remotely and wirelessly receive and display information.

Abstract: Separation processes using osmotically driven membrane systems are disclosed generally involving the extraction of solvent from a first solution to concentrate solute by using a second concentrated solution to draw the solvent from the first solution across a semi-permeable membrane. Enhanced efficiency may result from using low grade waste heat from industrial or commercial sources. Pre-treatment and post-treatment may also enhance the osmotically driven membrane processes.

Abstract: Provided is a method for performing thermal hydrolysis of sludge in a cyclic manner. A sludge stream is directed into one reactor during a first cycle and in a second cycle sludge is directed into another reactor. Each reactor has a sludge recirculation loop associated therewith. Flash steam from one reactor is transferred to the other reactor to pre-heat the sludge. The sludge in each reactor is recirculated through the circulation loop during each cycle of thermal hydrolysis. Live steam is directed into each reactor to raise the pressure and temperature within the reactor in order to enable the thermal hydrolysis process to take place.

Abstract: The invention relates to an apparatus and a method for purifying liquid. The apparatus comprises an air-tight container (301) and a heater (305). The air-tight container is configured to store the liquid, wherein at least a portion of the container consists of a filter membrane (303). The heater is configured to heat the liquid such that the liquid is driven out of the container through the filter membrane. The heater can actively increase the pressure in the container by heating the liquid and/or gas in the container. Sometimes, a portion of the liquid stored in the air-tight container may be vaporized, which increases the pressure in the container as well. Under the increased pressure, the liquid can be easily driven out of the container while being purified via the filter membrane. Since the filtration is actively driven by heating, the filtration efficiency of the apparatus can be controlled and improved according to various applications.

Abstract: Method for enantioseparation of a chiral system with compound formation comprising a pair of enantiomers. The method comprises the steps of: placing the chiral system to be processed, which is optically enriched by a target enantiomer, in the 3-phase region of the ternary phase diagram of chiral compound forming systems to achieve the establishment of the solid/liquid phase equilibria; phase-separating the liquid and solid phase formed by the placing step; shifting the eutectic composition of the remaining liquid towards a lower eutectic composition (xE) until the overall composition is located in the 2-phase region of the ternary phase diagram of chiral compound forming systems; and performing crystallization in the 2-phase region of the ternary phase diagram for obtaining the target enantiomer in the solid phase. In some cases the shifting step can be skipped.

Abstract: A method that includes clarifying a thin stillage product in a mechanical processor to produce a fine suspended solids stream and a clarified thin stillage is provided. The method further includes providing the thin stillage product and the clarified thin stillage, separately or in a combined stream, to one or more evaporators to produce one or more reduced suspended solids streams, each stream having a reduced amount of suspended solids and a lower viscosity as compared to process streams having a comparable total solids content but containing a higher amount of suspended solids. The method can further included further processing of one or more of the reduced suspended solids streams to produce a bio-oil product.

Abstract: The present invention generally relates to processes for recovery of values from a fermentation mass obtained in producing ethanol. Further, the present invention relates to processes for the recovery of values from an inorganic- and lignin-containing mass. The present invention also relates to processes for the recovery of a fraction having enhanced silica content from a silica-containing mass. Still further, the present invention relates to processes for the recovery of crude ethanol from a fermentation mass. The present invention relates to various lignin-containing products and solutions and mineral-rich products.

Abstract: The present invention provides an efficient and low cost method for processing radioactively-contaminated water. The method for processing radioactively-contaminated water comprising a freeze concentration step of generating ice having lowered concentration of radioactive substance from radioactive substance containing contaminated water and concentrating the radioactive substances in the residual contaminated water by the interface progressive freeze concentration process. Preferably, the method further comprises a nitrogen substitution step of reducing dissolved oxygen in the contaminated water and adding nitrogen gas to the contaminated water, as a previous step of the freeze concentration step. Preferably, the radioactive substance is radioactive cesium.

Abstract: One aspect of the invention features a hydraulic fluid cooling and filtering assembly including an inlet tank with an assembly inlet, an outlet with an assembly outlet, and a heat exchanger with multiple fluid channels where channel outlets are spaced apart along a length of the outlet tank over a flow outlet span and cross-flow air channels are formed between the fluid channels. A filter element disposed within the outlet tank includes an internal cavity in communication with the assembly outlet and porous filtering material separating the internal cavity from the heat exchanger channel outlets. The filter element is elongated and has an outer filtering surface extending along at least most of the flow outlet span of the heat exchanger; such that straight lines are defined by the respective inlets and outlets of each fluid channel that intersect the outer filtering surface which is exposed to the fluid channel outlets.

Abstract: A solar distillation apparatus utilizing a substantially vertical reactor assembly is disclosed. The reactor includes a tubular outer shell, a base, a cap, and a central tension member. The annular space between the outer tube and the central tension member forms the reactor chamber. Seawater or other feed liquid enters the reactor chamber through the base plate. Reflected or direct solar energy heats the feed liquid, generating low pressure vapor. The vapor exits the reactor through the cap structure or the base. The concentrate left behind settles by gravity to the bottom region of the reactor's liquid column. Extension tubes on the feed openings allow feed liquid to enter the liquid column above the concentrate layer and avoid excessive mixing of the feed liquid and the concentrate. The concentrate exits the reactor through one or more openings in the base.

Abstract: A modular portable evaporator system for use in a Steam Assisted Gravity Drainage (SAGD) systems having an evaporator, with a sump including an oil skimming weir, a short tube vertical falling film heat exchanger including an outer shell containing short tubes provided for lower water circulation rate. The system further having external to the evaporator, a compressor for compressing evaporated steam from the tube side of the heat exchanger and routing to the shell side of the same exchanger, a distillate tank to collect hot distilled water, a recirculation pump to introduce liquids from the sump into the heat exchanger and an external suction drum protecting the compressor from liquid impurities. The evaporator system receives produced water from the SAGD process into the sump and provides cleaned hot water to a boiler.

Abstract: A process for treating an aqueous solution (A) derived from a method of producing a compound of formula (I), wherein R1 and R2 are identical or different and are chosen from among hydrogen and C1-C5 alkyl, wherein R1 and R2 together form a methylene group, and wherein R3, R4, R5 and R6, which are independently identical or different, are chosen from among: a hydrogen atom, a hydroxy group (—OH), an alkoxy group (—OR), an alcohol group (—ROH), an aldehyde group (—CHO), a ketone group (—C(?O)R), an acid group (—COOH), a nitrile group (—CN), a C1-C6 alkyl chain, linear or branched, saturated or unsaturated, potentially comprising one or a plurality of substitutes in a terminal or lateral position or one or more functions in said alkyl chain, R being a C1-C5 alkyl, wherein the aqueous solution (A) comprises at least one sulfate salt SO42?(S) rendered soluble and at least one aromatic organic compound (O) formed during the method for producing the compound (I), and wherein the process comprises at least one step (

Abstract: A fluid (i.e., generally water or wastewater) treatment system and associated methods provide for effectively treating the fluid (i.e., generally water or wastewater containing at least a plurality of salts) to provide a separated pure fluid (i.e., generally water) and a separated impurity (i.e., generally a salt). Also provided are a method for detecting or determining the need for a controlled process intervention to prevent the plugging of system components in a fluid (i.e., generally water) treatment system, and a process for preventing the plugging of the system components in the fluid (i.e., generally water) treatment system.

Abstract: A water recovery process for a steam assisted gravity drainage system for a heavy oil recovery facility, the process comprising a flash drum and a flash drum heat exchanger/condenser, wherein the water recovery process receives hot water produced by a facility at a temperature above the water atmospheric boiling point and cools it to a temperature below the water atmospheric boiling point before transferring it to the remaining section of the water recovery process.

Abstract: A method for treating spent abrasive slurry obtained from cutting a body of a substrate material into wafer-like slices, the slurry comprising a lubricant fluid, unspent abrasive particles and fines, is disclosed, method comprising separating the spent slurry in a first sedimentation step into a solids concentrate comprising unspent abrasive particles and a solids depleted slurry; and subsequently separating the solids depleted slurry by cross-flow filtration into a fines containing fraction and a solids and fines depleted regenerated lubricant fluid.

Abstract: The systems and processes disclosed herein relate generally to multi bed temperature controlled adsorption for use in the recovery of sorbates that are removed from process streams by adsorption. Multi bed temperature controlled adsorber systems can include three or more temperature controlled adosrbers that operate in parallel. Each temperature controlled adsorber through a series of steps including an adsorption step, a first bed to bed interchange, a regeneration step, and a second bed to bed interchange.

Abstract: A method for processing wastewater is provided. The method includes pretreating a flow of the wastewater using at least one of a softening/clarification system, a sludge handling system, a filtration system, and an ammonia stripping system, evaporating the pretreated flow to produce at least a distillate and an evaporator brine; separating the evaporator brine to produce a liquid recycle stream and salt crystal mixture; and channeling the liquid recycle stream to a feed stream. The method eliminates the salt drying process that significantly reduces the costs of construction and operation of the standard zero process water discharge process.

Abstract: A screen filter comprises a housing defining a melt passage for molten thermoplastic material. A guide channel in the housing is configured and arranged to direct a continuous screen filter across the melt passage. A gate blocks an exit section of the guide channel during initial formation of a solidified plug of the material being filtered on the screen filter. The gate is then partially withdrawn to an intermediate position at which it acts as a brake to releasably impede movement of the plug and screen filter until a screen change is required. The gate is then fully withdrawn and the screen filter and the plug formed thereon are pulled across the melt passage by an exterior clamp mechanism.

Abstract: The invention relates to a method and a system for the pretreatment of lignocellulosic material by thermal hydrolysis, in particular with a view to producing bioethenol, wherein the material is first admixed with water and is then passed to a reactor, in which the soaked material is subjected to a high temperature and a high pressure to such an extent that is it accessible for a subsequent treatment with enzymes, following which the treated material is separated into liquid part and a solid part, where the solid component is subsequently used for the production of bioethenol and enzymation and fermentation. Exclusively steam is used in the method and the corresponding system for heating, stirring and transport, as e.g. the transport through the various elements of the system is provided by a pressure difference between the compartments of the elements. The material (32) is discharged to an economizer (4), in which a separator (5) separates the material into a solid part and a liquid part.

Abstract: This disclosure relates to a method of recovering and concentrating an aqueous N-methylmorpholine-N-oxide (NMMO) solution.

Abstract: A dialysis machine includes a blood circuit, a dialysate circuit, and a dialyzer placed in communication with the blood circuit and the dialysate circuit. The dialysis machine includes a priming sequence in which dialysate is used to prime a first portion of the dialysate circuit and a physiologically compatible solution, other than dialysate, is used to prime a second portion of the dialysate circuit, the dialyzer and the blood circuit.

Abstract: An evaporative system for separating solid salt from a saline solution is provided. The system comprises conveyor belts arranged to move the saline solution and evaporate water from it, using natural solar radiation, reflected solar radiation, mechanically induced evaporation and heat storing materials, which accumulate heat during the day and release the heat during the night to allow continuous production. The system may be adapted to different saline solution sources and terrain conditions as well as to varying meteorological conditions. The conveyor belts may be interspaced by separators that remove from the saline solution each type of salt as it solidifies on the corresponding conveyor belt. Conveyor belts may further be used to deliver the solid salt or wastes back to saline solution source.

Abstract: A process for producing a microfiber product stream, the process comprising: (A) contacting cut multicomponent fibers having a length of less than 25 millimeters with a treated aqueous stream in a fiber slurry zone to produce a cut multicomponent fiber slurry; (B) contacting the cut multicomponent fiber slurry with a heated aqueous stream in a mix zone to produce a heated multicomponent fiber slurry; (C) routing the heated multicomponent fiber slurry to a fiber opening zone to remove a portion of the water dispersible sulfopolyester to produce an opened microfiber slurry; and (D) routing the opened microfiber slurry to a primary solid liquid separation zone to produce the microfiber product stream and a first mother liquor stream.

Abstract: Disclosed herein are methods and processes for the recovery of nutrients from non-organic phases produced during recovery of oleaginous compounds from biomass. The nutrients recovered can then be utilized to grow additional biomass.

Abstract: A system enables the use of solar heat energy together with electromagnetic energy and optionally energy produced during fermentation of organic products to produce fresh water from salt water, wastewater and water vapor contained in the atmosphere. The resulting fresh water can optionally be rendered drinkable by adding mineral salts at the desired concentration. A method and reactors combine electromagnetic and solar heating steps and optionally heat exchanges with a hot gas originating from combustion, to evaporate droplets of a spray produced from salt water or wastewater. The vapor obtained is separated from the salt particles or agglomerated impurities during evaporation using a cyclone system. The vapor can then be transported over a large distance before being condensed by bearings, in order to separate the water from any additives or impurities that may be present. Additives can be used to lower the vapor pressure of the liquid water and to facilitate droplet fractionation.

Abstract: When lignocellulosic biomass hydrolysate is included in fermentation medium, the broth resulting from biocatalyst production is complex with low filterability. A heat treatment was found to increase filterability, allowing efficient separation of a liquid fraction from a solid fraction, which is further processed for water recycle and syrup production.

Abstract: A process for producing a microfiber product stream is provided comprising: (A) contacting cut multicomponent fibers having a length of less than 25 millimeters with a heated aqueous stream in a fiber opening zone to remove a portion of the water dispersible sulfopolyester to produce an opened microfiber slurry; wherein the heated aqueous stream is at a temperature of at least 40° C.; and (B) routing the opened microfiber slurry to a primary solid liquid separation zone to produce the microfiber product stream and a first mother liquor stream; wherein the first mother liquor stream comprises water and the water dispersible sulfopolyester.

Abstract: A method for concentrating fibril cellulose including subjecting aqueous fibril cellulose at a concentration of not higher than 5% to pressure filtration where water is removed from the fibril cellulose by applying pressure to the aqueous fibril cellulose, and continuing the pressure filtration continued to an end point where over 50% of the water initially present is removed from the fibril cellulose. The pressure filtration is performed at a temperature of 30° C. or higher.

Abstract: A well fluid test device includes a cell body having a first end port disposed on an upper end of the cell body, a second end port disposed on a lower end of the cell body, a first lateral port disposed on a side of the cell body, and a second lateral port disposed on a side of the cell body, and a filter medium disposed in the cell body, wherein the first and second lateral ports are disposed above the filter medium. A method of evaluating a fluid includes injecting a fluid into a well fluid test device, the well fluid test device having a filter medium, heating the fluid in the well fluid test device, establishing a pressure differential across the filter medium, establishing a filter cake on the filter medium, and maintaining at least one of a temperature and a pressure in the well fluid test device.

Abstract: A process for separating a first mother liquor stream is provided. The process comprises: separating a first mother liquor stream in a second solid liquid separation zone to produce a secondary wet cake stream and a second mother liquor stream; wherein the first mother liquor stream comprises water non-dispersible microfiber, water, and water dispersible sulfopolyester; wherein the second mother liquor stream comprises water and water dispersible sulfopolyester; and wherein the secondary wet cake stream comprises water non-dispersible polymer microfiber.

Abstract: This invention presents a versatile and continuous drying technology that utilizes controlled heat combined with forced air supply for drying a feedstock. The dryer virtually divided top-down into different zones, each having definite heated air distribution rate to secure desired condition for drying of the feedstock. The heat source of the dryer is waste heat, either provided by the feedstock itself through exothermic heat generated by the feedstock or reclaimed waste heat or solar heat. The discharge system of the dryer is a fail-safe discharge system, which ensures equal residence time for the feedstock through all the zones.

Abstract: A process for recovering solvents from inorganic and organic solutions is disclosed. The process utilizes a polymer capable of selectively extracting the solvent from the inorganic or organic solution. Introduction of the polymer into the solvent solution creates formation of a polymer-rich phase and a solute-rich phase. The recovered solvent may be separated from the polymer-rich phase by heating the polymer-rich phase to at least the cloud point of the polymer. The polymer and/or solute may be recycled for further use in the solvent recovery process.

Abstract: Systems and methods of capturing and sequestering carbon dioxide, comprising mixing a substantially non-aqueous solvent and an alkali such that the solvent and alkali form a solvent suspension, mixing water and a flue gas containing carbon dioxide with the solvent suspension such that a reaction occurs, the reaction resulting in the formation of a carbonate, water and heat.