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9039899 Osmotic separation systems and methods  
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...
9015003 Water monitoring system  
An Anti-Terrorism water quality monitoring system for continuously monitoring a potable water treatment system and related potable water distribution network that provides potable water to a...
8980095 Process and system for treating water  
A process for producing ultrapure water, in which a stream of water is purified in a reverse osmosis device, wherein the water stream is subject to pretreatment including splitting the water...
8974676 Treatment stages for selenium removal  
Methods and apparatus relate to treating fluid to at least reduce selenium content within the fluid. The treating includes conditioning stages to alter a composition of the fluid prior to removal...
8968572 Method and apparatus for the purification of water contaminated with sulfate ions and with heavy metal ions  
In a device and a process for purifying water which is contaminated with sulphate ions and heavy metal ions, the water is collected in a water reservoir and a substance having basic activity in...
8961787 Systems and methods for processing complex biological materials  
Method and systems, for processing biological material, that contain a biological material in a vessel; add an aggregating agent to the material in the vessel and allow the material to separate...
8945389 Method for substance separation using a cellulose hydrate membrane in size exclusion chromatography  
There is proposed a separation method for mixtures of materials, using a cellulose hydrate membrane having a porous double structure which consists of micropores having a diameter in the range...
8920653 Desalination apparatus and desalination method  
A desalination apparatus includes a pretreatment device 13 having a pretreatment membrane 13a that filters suspended matters in raw water 11 with added chlorine-containing water 12, a reverse...
8920644 Water treatment method including powdered activated carbon recycling  
A method of producing drinking water from wastewater comprises ozonating the wastewater and treating the wastewater with powdered activated carbon (PAC). The ozonated wastewater and the PAC are...
8912002 Process for high concentration cation exchange metathesis  
Provided is a method for high concentration cation exchange metathesis of divalent ions such as calcium with univalent ions such as sodium or potassium. Due to the difference between ionic...
8894865 Process for depleting calcium and/or iron from geothermal brines  
This invention relates generally to processes for extracting iron and/or calcium from geothermal brines.
8877690 Treatment of gas well production wastewaters  
A method of treating a wastewater is provided and can be used, for example, to treat a gas well production wastewater to form a wastewater brine. The method can involve crystallizing sodium...
8864995 Method for separating betaine  
The invention relates to a method for separating betaine from fermentation process solutions, vinasse and other sugar beet based solutions on a weakly acid cation exchange resin in H+-form in the...
8852435 Purification and separation treatment assembly (PASTA) for biological products  
An assembly capable of capturing and purifying expressed biological products during or at the end of a bioreaction cycle is disclosed wherein a binding resin is kept separated from the contents of...
8832963 Method for drying spent filter media  
Disclosed is a process of stabilizing spent filter material that comprises mixing the filter media with a city media to produce a composition having a moisture content that is sufficiently low to...
8815096 Sulfate removal from water sources  
An integrated process for removing sulfate from water sources, such as pretreated acid mine drainage (AMD). The multivalent cation (MVC) content of a sulfate stream is reduced by strong acid...
8795533 Chromatographic methods  
The current invention comprises a method for the regeneration of a cation exchange chromatography column.
8784663 Trapping nanostructures  
A trap Including: an inlet configured to receive a fluid conveying nanostructures; ionic liquid configured to trap the nanostructures; and an outlet for the fluid.
8771513 Regeneratable filter for extracorporal treatment of liquids containing particles and use thereof  
The invention relates to a regeneratable filtering and adsorbing system, combining the properties of membrane filtration with those of particle-based adsorption in a closed housing.
8764974 Processing aids to improve the bitumen recovery and froth quality in oil sands extraction processes  
Disclosed and claimed is a method for improving the froth quality and bitumen recovery in primary bitumen extraction processes by coagulant addition in the underwash feed water. Preferred...
8758624 Water treatment process, and membrane separation process and water treatment plant suitable therefor  
A description is given of a multistage process for treating water, wherein a water stream is purified in a membrane separation stage and a downstream deionization unit having at least one...
8753519 Removal of silicon from brine  
A process for removing silicon compounds from aqueous NaCl brine includes, first, adjusting a weak brine to a pH value of less than 3 with hydrochloric acid. Iron(III) chloride or other trivalent...
8741143 Process and plant for treating a water stream  
A process for treating a water stream containing dissolved organic carbon and dissolved salts comprises subjecting the water stream to reverse osmosis after a pre-treatment step to reduce the...
8734890 Method for forming a molecularly imprinted polymer biosensor  
A method for forming a molecularly imprinted polymer biosensor includes: (a) preparing a reaction solution including an imprinting molecule, a functional monomer, an initiator, and a crosslinking...
8734751 Method and apparatus for recycling and treating wastes of silicon wafer cutting and polishing processes  
A method is provided for recycling and treating the wastes of silicon wafer cutting and polishing processes. To begin with, a dewatered filter cake is mixed with water so that the filter cake is...
8728319 Purifying device for deeply treating printing and dyeing wastewater, and purifying process therefor  
A purifying device and a process for deeply treating printing and dyeing wastewater are provided. The device includes a nanometer catalytic microelectrolysis system, a membrane filtration and...
8728320 Lignin sorbent, lignin removal unit, biorefinery, process for removing lignin, process for binding lignin and renewable material  
This invention relates to a lignin sorbent, a lignin removal unit, a biorefinery, a process for removing lignin, a process for binding lignin, and a renewable material. The lignin sorbent includes...
8715504 Process for removing sulfide from alkaline washing liquids  
Alkaline solutions resulting from extracting sulfide from hydrocarbon fluids can be treated in a combination of one or more electrodialysis cells and a bioreactor. The electrodialysis cell (2)...
8703092 Type separation of single-walled carbon nanotubes via two-phase liquid extraction  
The subject invention provides a two-phase liquid-liquid extraction process that enables sorting and separation of single-walled carbon nanotubes based on (n, m) type and/or diameter. The...
8685250 System and method for using carbon dioxide sequestered from seawater in the remineralization of process water  
Disclosed is an improved method for remineralizing desalinated water. The desalination system includes, but is not limited to, a conventional reverse osmosis membrane system, forward osmosis...
8679347 Multi-use high water recovery process  
Disclosed is a versatile multi-use high water recovery process that integrates the use of water purification membranes including reverse osmosis and nanofiltration with ion exchange water...
8679342 Method of treating water effluent from purging or cleaning steam generator circuits, and a mobile unit enabling the method to be implemented  
The invention relates to a method of treating water effluent from purging or cleaning steam generator circuits. In characteristic manner, the following steps are performed: filtering the raw...
8650935 Method of TOC monitoring  
A method of determining the TOC of a purified water stream is disclosed comprising at least the steps of: passing a supply water stream through a water purification apparatus including an oxidizer...
8647407 Method of fabricating indium-111 radioactive isotope  
The present invention provides a method for fabricating an indium(In)-111 radioactive isotope. A target of cadmium(Cd)-112 is processed through steps of dissolving with heat, absorbing, washing,...
8641903 Method for the preparation of reactive [18] F fluoride  
The present invention is related to a method to obtain reactive [18F] fluorides in an organic medium suitable for radiolabelling without any azeotropic evaporation step, by the use of a solid...
8641905 Method for high efficiency reverse osmosis operation  
A process for treatment of water. Hardness and non-hydroxide alkalinity are removed from feedwaters to an extent sufficient to avoid scaling when concentrated. Sparingly ionizable components in...
8598378 Methods and compositions for extraction and transesterification of biomass components  
Methods and compositions are disclosed for the direct transesterification and extraction of bio-lipids and bio-oils in the production of biofuel, particularly fatty acid methyl ester products.
8580038 Process for the recovery of a fermentation product  
The present invention provides a process for the purification and concentration of a partially water-soluble organic product from a source containing the same at concentration C0, which process...
8577623 Anti-terrorism water quality monitoring system  
An Anti-Terrorism water quality monitoring system for continuously monitoring a potable water treatment system and related potable water distribution network that provides potable water to a...
8557120 Grouped separation of actinides from a strongly acidic aqueous phase  
The invention relates to a process for collectively separating all the actinides (III), (IV), (V) and (VI) present in a strongly acidic aqueous phase, from the fission products, and in particular...
8557119 High water recovery from desalination systems using ion exchange technology  
A novel method for improving water recovery from desalination systems by the removal of cations and/or anions using ion exchange (IX) technology. The system described herein is particularly useful...
8536366 Formation of nitrate esters in microreactors and millireactors using a continuous product extraction in a turbulent flow regime  
A process for the continuous production of a compound of Formula (II), HO—R1—ONO2 (II) wherein R1 is a straight chain alkyl radical having from 3 to 6 carbon atoms, in a two-phase solvent system,...
8524298 Process and device for enriching water with magnesium ions  
The invention relates to a process and a device for enriching water, in particular drinking water, with magnesium ions. In order to enable enrichment of water with magnesium ions in exchange for...
8512577 Process and apparatus for treating exhausted abrasive slurries for the recovery of their reusable components  
Process and apparatus for completely recovering the reusable components of an abrasive slurry used in slicing crystalline materials of silicon, quartz or ceramics when it becomes exhausted and...
8506813 Bidirectional transfer of an aliquot of fluid between compartments  
This invention concerns a method, devices, instrument and program for extraction an ingredient from a liquid sample by bidirectional transfer of an aliquot of fluid between compartments, the...
8507292 Sample pretreatment and extraction  
A method for pretreating and extracting a liquid sample by sorbing an aqueous liquid sample, including an organic analyte and an acid or a base, in a solid sorbent material, and at least partially...
8506839 Absorption cycle utilizing ionic liquids and water as working fluids  
This invention relates to a composition comprising water and at least one ionic liquid, and also to devices capable of executing an absorption cycle using such compositions as a refrigerant pair....
8504305 Anti-terrorism water quality monitoring system  
An Anti-Terrorism water quality monitoring system for continuously monitoring a potable water treatment system and related potable water distribution network that provides potable water to a...
8496834 Process for fractionating a mixture of polyisocyanates  
Method of fractionating a mixture of polyisocyanates in the liquid phase, optionally in the presence of a suitable solvent or mixture of two or more solvents, by means of a selectively permeable...
8496830 Treatment of water with hypobromite solution  
A process of producing ultrapure water includes passing a water stream through a plurality of treatment stages in which inorganic and organic species which are present in the water are separated...