Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 801 - 850 out of 23,611

Document Document Title
WO/2012/057941A2
The present invention relates to sol gel hydrous metal oxide particles, such as hydrous zirconium oxide particles, their manufacture, and their use in such applications as sorbent dialysis.  
WO/2012/056668A1
In reverse osmosis membranes used for advanced treatment in waste water recycling, seawater desalination, etc., the adsorption of organic substances dissolved in the water to the surface of the reverse osmosis membrane and causing cloggi...  
WO/2012/055479A1
The invention relates to a process and to a device for cooling hot process gas (6), wherein demineralized and degassed water (5) is warmed in indirect heat exchange (E) against hot process gas (6). According to the invention, the deminer...  
WO/2012/056923A1
A hydrogen-generating system, the essential component of which is a hydrogen generator, is accommodated in a hydrogen bubble-forming unit that has a gas/liquid separation part comprising a gas-permeable membrane or an open/close-type val...  
WO/2012/057156A1
Provided is a simple filtering operation method capable of carrying out a filtering operation with a ceramic filter over extended periods of time without clogging, in the operation of crossflow type filtering, using a ceramic filter, of ...  
WO/2012/055776A1
The invention relates to a method for reprocessing mine waters using a membrane filtration plant, comprising - at least one membrane filter module having at least one membrane having an active filter membrane surface of at least 0.5 m2, ...  
WO/2012/057155A1
Provided is a simple filtering operation method capable of carrying out a filtering operation with a ceramic filter over extended periods of time without clogging, in the operation of crossflow type filtering, using a ceramic filter, of ...  
WO/2012/056514A1
The problem addressed by the invention is to provide a method for producing hydrogen-containing water for beverages that has a high hydrogen concentration, the method being suitable for mass production and having little variation in the ...  
WO/2012/052431A1
An apparatus for water treatment is proposed that comprises a means for mechanical separation constructed as a membrane (12) or filter surface, such that the means for mechanical separation is constructed as an anode and a cathode (18) i...  
WO/2012/050265A1
A reverse osmosis (RO) desalination apparatus with pH control of feed water includes an RO desalination module for receiving a feed water through an inlet pipe to desalinate the received feed water into a product water discharged through...  
WO/2012/050991A2
A gas sparger produces an intermittent flow of bubbles even if provided with a continuous gas flow. The sparger has a housing to collect a pocket of gas and a conduit to release some of the gas from the pocket when the pocket reaches a s...  
WO/2012/050816A3
This invention comprises a two-stage process for purifying a gas, preferably natural gas. The process provides for a higher level of hydrocarbon recovery with lower compressor power consumption and a lower membrane area requirement than ...  
WO/2012/051610A1
A method of making a monomer solution of styrene sulfonic acid or the pyridine salt of styrene sulfonic acid or mixtures of both in an organic solvent, said solution being suitable for producing cation exchange membranes. The method comp...  
WO/2012/050131A1
Provided is a water electrolysis treatment device that is not readily contaminated or damaged, is capable of stably producing high-purity water, is easy to handle, can be readily dismantled or exchanged, and can be inexpensively manufact...  
WO/2012/051517A3
A disposable filtration system can include a disposable filter housing having an ultrafiltration filter contained therein. The disposable filtration system can further include a feed inlet and retentate outlet in fluid communication on o...  
WO/2012/050530A1
A process is disclosed. The process comprises (a) producing an acidic solution and an alkaline solution from water and a salt of a base by bipolar membrane electrodialysis, wherein the base is capable of reacting with carbon dioxide to f...  
WO/2012/048788A1
The invention relates to a multistage membrane distillation device comprising a heating stage (28), preferably multiple condensing/evaporating stages (12), and a condensing stage (36) through which a liquid to be concentrated is passed i...  
WO/2012/050816A2
This invention comprises a two-stage process for purifying a gas, preferably natural gas. The process provides for a higher level of hydrocarbon recovery with lower compressor power consumption and a lower membrane area requirement than ...  
WO/2012/050991A3
A gas sparger produces an intermittent flow of bubbles even if provided with a continuous gas flow. The sparger has a housing to collect a pocket of gas and a conduit to release some of the gas from the pocket when the pocket reaches a s...  
WO/2012/047282A2
Forward osmosis membranes having a hydrophilic support layer and a polyamide rejection layer in a thin film composite membrane are considered. Preferred support layer materials include aramid polymers and PVDF. A woven or non-woven mesh ...  
WO/2012/046141A3
Methods of treating used or degraded reverse osmosis membranes post-production are provided. The membranes can be treated online or offline. The reverse osmosis membranes are cleaned and then contacted with a rejection enhancing agent so...  
WO/2012/046141A4
Methods of treating used or degraded reverse osmosis membranes post-production are provided. The membranes can be treated online or offline. The reverse osmosis membranes are cleaned and then contacted with a rejection enhancing agent so...  
WO/2012/047796A1
We report an electro-deionization (EDI) device having split flow arrangement for the purification of second pass RO permeate water with high flow rate in which the feed water is fed through the center port and is diverted into each secti...  
WO/2012/047282A3
Forward osmosis membranes having a hydrophilic support layer and a polyamide rejection layer in a thin film composite membrane are considered. Preferred support layer materials include aramid polymers and PVDF. A woven or non-woven mesh ...  
WO/2012/041785A1
Process for separating kinetic hydrate inhibitor polymers having a molecular weight of at least 1000 Da from an aqueous mixture further comprising hydrocarbons and salts which process comprises contacting the aqueous mixture with the fee...  
WO/2012/040880A1
A membrane filtration process includes pretreating an influent solution to remove suspended solids, to produce a pretreated solution. pH of the pretreated solution is adjusted to at least 8.3 or lower by injecting CO2 into the pretreated...  
WO/2012/045016A3
Methods and devices for isolating and sorting nanoparticles are disclosed herein. Nanopores of a desired size can be formed in silicon dioxide membranes and used as filters to separate nanoparticles. Devices are also provided herein for ...  
WO/2012/045016A2
Methods and devices for isolating and sorting nanoparticles are disclosed herein. Nanopores of a desired size can be formed in silicon dioxide membranes and used as filters to separate nanoparticles. Devices are also provided herein for ...  
WO/2012/043870A1
An object of the present invention is to provide a method for recovering fluorosurfactants which enables a fluorosurfactant used for the manufacture of a fluoropolymer to be collectively recovered. The method for recovering a fluorosurfa...  
WO/2012/043669A1
In order to improve osmosis devices, a forward osmosis device is provided with: a diluting means in which a feed solution and a draw solution containing an ionized cation source and an ionized anion source are brought into contact via a ...  
WO/2012/040335A3
The invention relates to osmotically driven membrane processes and systems and methods for recovering draw solutes in the osmotically driven membrane processes. Osmotically driven membrane processes involve the extraction of a solvent fr...  
WO/2012/039127A1
This porous ion exchanger comprises: a first porous ion-exchange composition (2) obtained by mixing first binder particles (5) dispersed in water or in a solvent with first fine ion-exchange resin particles (4) to obtain a paste, forming...  
WO/2012/040412A1
Disclosed herein are apparatus and methods for filtering a fluid including a filter module assembly coupled to a manifold. The manifold may include a manifold inlet in fluid communication with a source of feed liquid, an outlet in fluid ...  
WO/2012/038110A1
The invention relates to a membrane having a pore-free separation layer comprising a polymer mixture for separating off simple alcohols and water from mixtures thereof with other organic fluids using pervaporation or vapour permeation. A...  
WO/2012/038794A1
A system (1) for removing carbon dioxide (CO2) from a gas stream by bringing the gas stream into contact with a circulating ammoniated solution stream such that CO2 is absorbed in said ammoniated solution, characterized in that the syste...  
WO/2012/040335A2
The invention relates to osmotically driven membrane processes and systems and methods for recovering draw solutes in the osmotically driven membrane processes. Osmotically driven membrane processes involve the extraction of a solvent fr...  
WO/2012/037274A2
An apparatus includes a filtration skid configured to generate a filtrate through at least one of microfiltration and ultrafiltration. The apparatus further includes a desalination skid fluidly connected to the filtration skid. The desal...  
WO/2012/035402A1
The present invention relates to the production of high flux hollow fiber ultrafiltration membrane prepared from poly(acrylonitrile-co-methacrylic acid), (polysulfone and poly (acrylonitrile-co-methacrylic acid)) and (polysulfone and ion...  
WO/2012/036550A1
The invention is directed to an antimicrobial membrane, to a method for preparing said antimicrobial membrane, to a process of operating said antimicrobial membrane, and to uses of said antimicrobial membrane. The antimicrobial membrane ...  
WO/2012/037274A3
An apparatus includes a filtration skid configured to generate a filtrate through at least one of microfiltration and ultrafiltration. The apparatus further includes a desalination skid fluidly connected to the filtration skid. The desal...  
WO/2012/036942A1
A filtration apparatus includes plurality of membrane modules arranged in series in a chamber. The membrane modules include at least one lead membrane module closer to an inlet port than the remaining membrane modules. A device coupled t...  
WO/2012/035963A1
The present invention provides an electric deionized water producing device comprising: a desalting chamber (4) defined by at least two ion-exchange membranes (1, 2) and filled with an ion exchanger; a first concentration chamber (5a) po...  
WO/2012/032354A1
A separation system comprising a separation device having an inlet arranged to allow a flow of material into the separation device, a first outlet arranged to outlet a flow of retentate and a second outlet arranged to outlet a flow of pe...  
WO/2012/033257A1
A two-pass reverse osmosis (RO) desalination apparatus includes a first RO module for receiving feed water through an inlet pipe to desalinate the feed water; and a second RO module for receiving primarily treated water to desalinate the...  
WO/2012/032557A1
A gas turbine power generation system capable of efficiently and continuously supplying both electric power and service water is provided. A gas turbine power generation system is provided with a gas turbine (1) for driving a power gener...  
WO/2012/034028A3
A cartridge filter assembly includes a depth filter element and a downstream second filter element. The depth filter element has a mass of melt-blown polymer filaments. The depth filter removes 0.5 to 10 micron sized contaminants at an e...  
WO/2012/032994A1
The dehydrating device (1) that separates water from the fluid being treated has a first tank (2) for storing the fluid to be treated prior to separation of the water, a second tank (3) into which the treated fluid after water separation...  
WO/2012/033011A1
The invention is designed to make water treatment equipment more compact and reduces equipment costs. The water treatment device (10) accommodates a first treatment unit (50), which performs a first treatment of seawater, and a second tr...  
WO/2012/029335A1
The disclosed liquid supply device supplies ink from an ink tank (201) to a printer head (PH) via a dissolved gas adjustment filter (203). By a gas pressure changing mechanism (206) reducing pressure inside a gas pressure adjustment tank...  
WO/2012/030427A1
A method for treating oil field produced wastewater containing high organics, silica, boron, hardness, and suspended and dissolved solids by applying three membrane types in series is provided. First, Ultrafiltration (UF) is applied to r...  

Matches 801 - 850 out of 23,611