Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 27,875

Document Document Title
WO/2018/222746A1
Embodiments disclosed herein include a feed spacer for membrane separation system with an angle of less than 90 degrees, and generally less than 60 degrees; with a strand count of less than 9 by 9 per inch, and generally less than 7 by 7...  
WO/2018/220982A1
Provided is a method for treating nonionic surfactant-containing water, the method comprising an adsorption step for passing nonionic surfactant-containing water as supplied water through a microfiltration membrane or ultrafiltration mem...  
WO/2018/223135A1
The present invention provides a method of treating a commercial or industrial laundry wastewater stream. The method and apparatus treats a commercial laundry waste stream from a commercial washing machine or machines wherein the waste i...  
WO/2018/220209A1
The present invention relates to a method for the preparation of thin-film composite (TFC) membranes by interfacial initiation of polymerization (IFIP) and the TFC membranes produced by this method. More particularly, the IFIP method of ...  
WO/2018/223137A1
The present invention relates generally to an effluent treatment device including in one embodiment a skid configuration. The method and apparatus of the present invention can use only two fluid pump units and including individual or mul...  
WO/2018/215437A1
The invention relates to a filter device and a method having at least one module package, which comprises a plurality of, particularly at least three modules for crossflow filtration, which have a first unfiltrate connection at a first e...  
WO/2018/213929A1
The present application provides provided a pressure retarded forward osmosis system, comprising : an aqueous draw solution having a draw solute concentration of ≥30 wt%, the draw solute comprising ionized trimethylamine; and at least ...  
WO/2018/214176A1
A pump head for a filter element structure, a filter element structure, and a water purifier. The pump head for the filter element structure comprises a filter bottle hood (1) having an open end, a pump casing (2), a booster pump (3), an...  
WO/2018/214175A1
A pump head for a filter element structure, a filter element structure, and a water purifier. The pump head for a filter element structure comprises a filter bottle cover (1) having an open end, and a pump casing (2) and a reflux pump (4...  
WO/2018/209408A1
The present invention relates to an evaporative membrane concentration device adapted to interface two liquid flow processes, such as two low or high resolution separation techniques or a low or high resolution separation technique and a...  
WO/2018/210644A1
The disclosed prefabricated filtering module (10) is provided for a modular filtering system, in particular a cross-flow filtering system, for low-volume screening applications. The prefabricated filtering module (10) has fluid connectio...  
WO/2018/211944A1
This ionic liquid-containing laminate includes a porous layer having affinity with ionic liquids (C), said layer holding an ionic liquid-containing liquid (A) within voids therein, and a porous layer lacking affinity with ionic liquids (...  
WO/2018/211945A1
This carbon dioxide separation membrane includes a porous layer having affinity with ionic liquids (C), said layer holding an ionic liquid-containing liquid (A) within voids therein, and a porous layer lacking affinity with ionic liquids...  
WO/2018/207565A1
The present invention addresses the problem of providing: a separation substrate which has a high inhibition rate of megakaryocytes and a high permeability of platelets; a cell separation filter using the same; and a platelet producing m...  
WO/2018/207149A1
A waste water treatment system including an electrolysis treatment system and three membrane concentration systems. The electrolysis treatment system includes a first chamber that receives waste water and produces treated waste water, a ...  
WO/2018/207343A1
[Problem] To provide a gas separation device that is economical and can suppress reductions in the availability factor for the separation of non-hydrocarbon gases from a gas to be treated that includes non-hydrocarbon gases using a gas s...  
WO/2018/208305A1
Lithium brine is treated with a multiple pass nanofiltration (NF) membrane system. Sulfate is added to permeate from an upstream pass before it flows through a downstream pass. Optionally the sulfate may be added to the permeate by dosin...  
WO/2018/208842A1
The present disclosure provides a method for preventing membrane fouling in a fluid treatment system having at least one membrane. The method describes hyrdrodynamically cavitating a fluid flow prior to injecting it into the fluid treatm...  
WO/2018/205251A1
Highly permeable reverse osmosis (RO) membranes having high flux and methods of making the same are disclosed, which comprising a polyamide layer with embedded oxidized graphene particles.  
WO/2018/207431A1
In this NMP aqueous solution purification system 1, the generation of peroxides of NMP is suppressed. This NMP aqueous solution purification system 1 is provided with: a pervaporation membrane device 201 for removing water from an NMP aq...  
WO/2018/208768A1
A method of providing water suitable for irrigation use includes feeding pre-treated water to an electrodialysis apparatus, treating the pre-treated water in the electrodialysis apparatus by selectively removing either one or both of mon...  
WO/2018/202317A1
The present invention relates to a polyelectrolyte multilayer (PEM) membrane comprised of at least one bilayer, wherein the bilayer is comprised of a layer of a polymeric polycation and a layer of a polymeric polyanion. Furthermore, pres...  
WO/2018/201532A1
The present invention relates to the field of thermal reclamation techniques. Provided is a membrane assembly having a thermal reclamation function, comprising: a membrane assembly main body; and a heat pipe (7). The heat pipe (7) is pro...  
WO/2018/204026A1
Disclosed herein are methods and systems for recovering volatile organic compounds (VOCs) from a purged polymer product. The methods and systems are particularly useful in the recovery of VOCs from a purged polyethylene polymer product p...  
WO/2018/203906A1
The present disclosure provides an electrodialysis stack that may be used for the treatment of an electrically conductive solution. The stack includes two electrodes (at least one is a recessed electrode), a plurality of ion-transport me...  
WO/2018/200808A1
A free standing liquid membrane is disclosed that can selectively separate objects based on the kinetic energy value of the objects such that either an object having a first kinetic energy value can pass through the free standing liquid ...  
WO/2018/197570A1
The aim of the invention is to provide a device (100) having superior properties and efficiency, including the improvement of organoleptic properties of the water produced (odor, color, taste), compared to the devices known from the prio...  
WO/2018/199093A1
The present invention is equipped with: a reverse osmosis membrane device 15 to which is connected an inflow water line L1 into which inflow water 11 flows, the reverse osmosis membrane device 15 having a reverse osmosis membrane 14 for ...  
WO/2018/198245A1
A reverse osmosis membrane plant includes: a reverse osmosis membrane device 15 to which an inflow water line L1 for introducing influent water 11 is connected and which has a reverse osmosis membrane 14 for obtaining permeated water 12 ...  
WO/2018/199603A1
The present invention relates to a method for preparing a nanoparticle-free cell culture medium and, more particularly, to a method for removing nanoparticles from a cell culture medium composition through an ultrafiltration method, a ce...  
WO/2018/198918A1
The purpose of the present invention is to provide a novel draw solution that can be suitably used in a forward osmosis membrane method. Provided is a draw solution that is for use in a forward osmosis membrane method and is characterize...  
WO/2018/200434A1
This specification describes membrane based filtration and softening systems and methods. A system has a microfiltration or ultrafiltration (MF/UF) membrane unit upstream of a nanofiltration or reverse osmosis (NF/RO) membrane unit, opti...  
WO/2018/198579A1
Provided are a reverse osmosis device, to be disposed in a stage prior to a reverse osmosis module constituting an existing seawater desalination plant and easily capable of increasing recovery efficiency by connecting pipes to each othe...  
WO/2018/193907A1
Provided is a water treatment method in which, after free chlorine is made present in water to be supplied to a water treatment device by generating chlorine by the addition of a chlorine oxidizing agent or electrolysis, the water is sup...  
WO/2018/194690A1
A conventional activated sludge wastewater treatment plant is upgraded by adding one or more of a membrane filtration unit, a membrane aerated biofilm reactor (MABR) unit, and a screen. The membrane filtration unit is added between a pro...  
WO/2018/194534A1
The invention relates to methods for purifying municipal wastewater and industrial wastewater. A method for purifying filtrates from solid waste disposal sites includes sequentially carrying out the steps of preliminary purification of f...  
WO/2018/194395A2
The present invention relates to a chemically modified anion exchange membrane and a manufacturing method therefor and, more specifically, to an anion exchange membrane in which a sulfonic acid group of a perfluorinated sulfonic acid ele...  
WO/2018/194393A1
The present invention relates to a method for manufacturing an ion exchange membrane using chemical modification and an ion exchange membrane manufactured thereby and, more specifically, to a method for manufacturing an ion exchange memb...  
WO/2018/195534A1
Exemplary embodiments in desalination by direct contact membrane distillation present a cylindrical cross-flow module containing high-flux composite hydrophobic hollow fiber membranes. The present embodiments are directed to a model that...  
WO/2018/193042A1
An ion-exchange and ultrafiltration filter system having an exterior housing having an inlet and an outlet with an ultrafiltration membrane provided within the housing along a central axis about a central portion of the housing with an i...  
WO/2018/191163A1
Embodiments of this invention provide an integrated system for processing ore feedstock and RO treatment utilizing the principals of pumped storage hydroelectric technology including the use of an upper reservoir and lower reservoir. The...  
WO/2018/190937A1
Embodiments of the present invention provide elements that are beneficial for use in fluid filtration. Embodiments provide elements that have variable feed spacer height, variable permeate spacer height, or both. The variable height allo...  
WO/2018/191139A1
Embodiments of this invention provide an integrated system for clean energy generation and storage and RO desalination. The integrated system includes a first subsystem that stores hydraulic energy. The integrated system further includes...  
WO/2018/190754A3
Method for preparing lithium concentrate from natural lithium-bearing brines was developed. The brine is first subjected to purification from the suspended solids, then filtered through a static layer of the granulated sorbent based on t...  
WO/2018/191423A1
A fluid treatment system, for example a membrane filtration system, utilizing means to mechanically vary fluid recovery and energy recovery to optimize fluid production for a given energy input, based on the total dissolved solids concen...  
WO/2018/188973A1
The present disclosure concerns a hemodialyzer for the purification of blood and use thereof. The hemodialyzer comprises a bundle of hollow fiber membranes, wherein the hollow fiber membranes have an inner diameter (dB) within the range ...  
WO/2018/189954A1
An ion exchange membrane according to the present disclosure is provided with: a cation exchange composition body that is composed of cation exchange resin particles and a binder resin; and an anion exchange composition body that is comp...  
WO/2018/185312A1
The invention relates to a thermally sterilisable fluid filter (10) for concentrating substances contained in a fluid (F), in particular in the course of micro- and nano- or ultra-filtration of the fluid. According to the invention, the ...  
WO/2018/185746A1
An inventive apparatus for closed circuit batch-RO desalination comprising a RO-skid with membrane elements and circulation means for the recycling of RO concentrate through membranes and a designed hydraulic-arm with a disc separating b...  
WO/2018/186679A2
The present invention relates to a device for purifying a large amount of fluid using an ion concentration polarization phenomenon and a purification system. A purification device (100) according to an embodiment of the present embodimen...  

Matches 1 - 50 out of 27,875