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Water Purification patents

      

This page is updated frequently with new Water Purification-related patent applications.




 Ultrasound and acoustophoresis for water purification patent thumbnailnew patent Ultrasound and acoustophoresis for water purification
Provided herein are systems and methods for separation of particulate from water using ultrasonically generated acoustic standing waves.. .
Flodesign Sonics, Inc.


 Portable liquid purifying apparatus patent thumbnailnew patent Portable liquid purifying apparatus
Liquid purifying apparatus integrating a filter assembly and an ultraviolet light disinfection assembly that are suitable for portable water purification are described. A first apparatus includes a container, a cap assembly including a filter removably coupled to a first opening of the container and a disinfection assembly coupled to a second opening of the container and adapted to emit uv light to disinfect liquid in the container.

 Silicon comprising polymer coated particles patent thumbnailSilicon comprising polymer coated particles
The present invention relates to core-shell-particles, wherein the core comprises at least one metal, or a compound thereof, or a mixture of at least one metal or a compound thereof and at least one semimetal or a compound thereof, and the shell comprises at least one silicon comprising polymer, to a process for the preparation of these core-shell-particles, to the use of these core-shell-particles in an agglomeration-deagglomeration process, in particular in chemical, physical or biological test methods or separation processes, decontamination processes, water purification, recycling of electrical/electronic scrap or gravity separation, and to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material.. .
Basf Corporation


 Systems including an apparatus comprising both a humidification region and a dehumidification region with heat recovery and/or intermediate injection patent thumbnailSystems including an apparatus comprising both a humidification region and a dehumidification region with heat recovery and/or intermediate injection
Embodiments described herein generally relate to apparatuses that include a vessel comprising a humidification region (e.g., a bubble column humidification region) and a dehumidification region (e.g., a bubble column dehumidification region), and associated systems and methods. In certain embodiments, the apparatuses are configured to include various internal features, such as vapor distribution regions and/or liquid flow control weirs and/or baffles.
Gradiant Corporation


 Systems including an apparatus comprising both a humidification region and a dehumidification region patent thumbnailSystems including an apparatus comprising both a humidification region and a dehumidification region
Embodiments described herein generally relate to apparatuses that include a vessel comprising a humidification region (e.g., a bubble column humidification region) and a dehumidification region (e.g., a bubble column dehumidification region), and associated systems and methods. In certain embodiments, the apparatuses are configured to include various internal features, such as vapor distribution regions and/or liquid flow control weirs and/or baffles.
Gradiant Corporation


 Porous hollow fiber membrane,  producing same, and water purification method patent thumbnailPorous hollow fiber membrane, producing same, and water purification method
The porous hollow fiber membrane of the present invention contains a thermoplastic resin, and includes a surface having a surface porosity of 32 to 60% and a fine pore diameter of 300 nm or less, and has a compressive strength of 0.7 mpa or more. The porous hollow fiber membrane of the present invention may include at least two layers, and in this case, the surface of one layer has a thickness of backbone of 0.3 to 20 μm and a fine pore diameter of 0.3 to 10 μm, and the surface of the other layer has a surface porosity of 32 to 60% and a fine pore diameter of 0.05 to 0.3 μm..
Asahi Kasei Kabushiki Kaisha


 Manufacturing  urea solution used for intelligent and high efficiency diesel engine vehicle patent thumbnailManufacturing urea solution used for intelligent and high efficiency diesel engine vehicle
A manufacturing method of urea solution used for intelligent and high efficiency diesel engine vehicle, comprising following steps: utilizing a reverse osmosis (ro) water purification device to purify faucet water into purified water; utilizing a pre-heating device to pre-heat the purified water to 50° c.˜60° c.; adding urea material into pre-heated water, and using a stirring device to stir them, to make urea material dissolve into the pre-heated water, to form finished product of pure urea solution used for diesel engine vehicle. In this approach, through putting urea material into the pre-heated water to stir and mix them well, effect of urea material heat absorption is reduced, to raise urea solubility efficiency 5 times.
Vovax Material And Technology


 Portable water purification system patent thumbnailPortable water purification system
An ultra-portable water purification system (1). The system (1) can include a pump (22) for pumping water under pressure through the water purification system (1).
Embry-riddle Aeronautical University, Inc.


 Water closet patent thumbnailWater closet
A water closet including a flush toilet with a bowl and a shower device having an extendable nozzle for discharging water, wherein a water purification device installed upstream from the nozzle and including a uv ray-emitting radiation device is provided to purify the water dischargeable through the nozzle.. .
Duravit Aktiengesellschaft


 Subsurface water purification method patent thumbnailSubsurface water purification method
A method of producing purified water in a subsurface environment is provided in which ambient subsurface source water is introduced into and through one or more ultrafiltration membrane units of a subsurface water treatment system and producing thereby an ultrafiltrate substantially free of solid particulates having a largest dimension greater than 0.1 microns. An electrochemical unit in fluid communication with at least one ultrafiltration membrane unit provides an antifoulant solution.
General Electric Company


Water purification device

A water purifier is provided. The water purifier includes a material having an inner surface and an outer surface.

Method for processing waste water

An apparatus and method for treatment of food process waste water, comprising a tank for receiving a food process waste water influent via an influent pump and discharging a treated food process waste water effluent via an effluent pump; a screen decanter disposed in the tank; the screen having a porosity of about 50 micrometers; and a timer operationally connected to the floating decanter and the effluent pump. Solids are settled from the waste water and drawn off through the tank bottom after a supernatant fluid is drawn off through the floating decanter.
Clearcove Systems, Inc.

System for processing waste water

An apparatus and method for treatment of food process waste water, comprising a tank for receiving a food process waste water influent via an influent pump and discharging a treated food process waste water effluent via an effluent pump; a screen decanter disposed in the tank;, the screen having a porosity of about 50 micrometers; and a timer operationally connected to the floating decanter and the effluent pump. Solids are settled from the waste water and drawn off through the tank bottom after a supernatant fluid is drawn off through the floating decanter.
Clearcove Systems, Inc.

System for processing food process waste water including purification and optional recycling of purified waste water

An apparatus and method for treatment of food process waste water, comprising a tank for receiving a food process waste water influent via an influent pump and discharging a treated food process waste water effluent via an effluent pump; a floating decanter disposed in the tank; a valved outlet formed in the bottom of the tank; an upper level float switch operationally connected to the floating decanter; a lower level float switch operationally connected to the floating decanter and to the effluent pump; and a timer operationally connected to the floating decanter and the effluent pump. Solids are settled from the waste water and drawn off through the tank bottom after a supernatant fluid is drawn off through the floating decanter.
Clearcove Systems, Inc.

Drainless reverse osmosis water purification system

A drainless reverse osmosis (ro) water purification system provides relatively pure water for on-demand dispensing, while recycling brine to a domestic hot water system. The drainless purification system includes a pre-filter catalyst cartridge for removing chlorine-based contaminants from a tap water supply upstream from an ro membrane.

Water purification

This invention relates to methods of purifying water using graphene oxide laminates which are formed from stacks of individual graphene oxide flakes which may be predominantly monolayer thick. The graphene oxide laminates may act as membrans which exclude large solutes i.e.
The University Of Manchester

Water purification device

A device (1) for purification of water driven by gravity through a purification unit between an upper dirt water container (2) and a lower clean water tank (3). A backwash system may be integrated, the system comprising a receptacle (8) for accumulation of the backwash water to prevent consumption thereof by mistake..
Lifestraw Sa

High temperature portable distillation apparatus

A distillation apparatus for purifying water comprising a raw water holding chamber, a boiling chamber and a steam heating chamber, configured to allow a two-phase water purification, namely a first phase in which raw water is boiled in the boiling chamber to convert it into steam and a second phase in which the steam is superheated in the steam heating chamber to a temperature level that is at least twice the water boiling point and substantially equal to the temperature level of a heat source applied to the steam heating chamber, such that substantially all living matter from the steam is killed.. .

Water treatment systems and methods

The invention provides a water purification system or a water treatment system comprising carbon nanotubes, as well as methods for purifying or treating water using the systems of the invention.. .
University Of Iowa Research Foundation

Filter module for a device for purifying liquids (variants)

The invention relates to filter devices for purifying liquids, intended for the additional purification of mains water and other liquids for domestic use. A filter module (variants) for a device for purifying liquids consists of two working zones and at least one retaining means.
Electrophor Inc.

Water purification compositions of magnesium oxide and applications thereof

The present disclosure provides a composition for purifying water comprising a magnesium oxide component and a binder. The magnesium oxide component includes magnesium oxide, a ph regulator, and an additional water purifying material.
Honeywell International Inc.

Lightweight modular water purification system with reconfigurable pump power options

A modular water purification system has a high pressure pump interchangeably received into one of two or more alternative power modules that can rely on different energy sources, such as an combustion engine module or an electric motor module. The pump applies water pressure to a reverse osmosis filter element.
Terragroup Corporation

System and washing items

A system (10) for washing items (12) with water, comprising a water inlet (18) and a container (13) for receiving the items (12) to be washed. The system (10) comprises a water purification apparatus (19) for purifying water introduced through said water inlet (18) to produce purified water.
Swatab Scandinavian Water Technology Ab

High efficiency ultraviolet light emitting diode with band structure potential fluctuations

A method of growing an algan semiconductor material utilizes an excess of ga above the stoichiometric amount typically used. The excess ga results in the formation of band structure potential fluctuations that improve the efficiency of radiative recombination and increase light generation of optoelectronic devices, in particular ultraviolet light emitting diodes, made using the method.
Trustees Of Boston University

Sunlight active composite photocatalyst for water purification

The sunlight active composite photocatalyst for water purification includes zno (zinc oxide) and co3o4 (cobalt ii, iii oxide). The composite photocatalyst may, in the presence of natural sunlight, achieve complete mineralization of chemical and biological contaminants in water without leaving any hazardous by-products.
King Abdulaziz University

System and purifying water from a body of water

Some embodiments of the present disclosure include a water purification system for producing purified water from a body of water. The water purification system may include a floating platform having a ramp extending from an edge thereof at a downward angle into the body of water, a primary impoundment area extending from a top portion of the ramp onto the floating platform, a pair of sub-impoundment areas attached to an end of the primary impoundment area distal from the ramp, at least one hydraulic cylinder and at least one accumulator attached to the sub-impoundment areas, and a nanofiltration system operatively attached to the at least one hydraulic accumulator.

Locally powered water distillation system

A system for distributed utilities including electrical power and water. A generation device is provided for converting an available resource to a desired utility; the resource may be water, in which case the generator is a purifier for purifying untreated water, or, alternatively, the generator may convert a fuel to electrical power.

Functionalization of nanofibrous microfiltration membranes for water purification

A high flux and low pressure drop microfiltration (mf) membrane and a method for making the mf membrane. The microfiltration membranes are formed by a method that includes: preparing a nanofibrous structure; and modifying the surface of the nanofibrous structure with a surface modifier.

Silica sol

The present invention relates to a silica sol having a ph above about 10, molar ratio of si02:m20, in which m is alkali metal, of from about 6:1 to about 16:1, concentration of soluble silica above about 3000 mg si02/l, and s-value of from about 18 to about 40%. The invention further relates to a process for producing a silica sol which comprises acidifying an aqueous alkali metal silicate solution to a ph of from 1 to 4 to form an acid sol, alkalizing the acid sol by addition of aqueous alkali metal silicate solution to obtain an intermediate sol and interrupt the addition of aqueous alkali metal silicate solution when the intermediate sol has reached a ph of from about 5 to about 8, stirring the intermediate sol for a time period of from about 10 to about 6000 seconds without addition of aqueous alkali metal silicate solution, alkalizing the intermediate sol by addition of aqueous alkali metal silicate solution to obtain a silica sol having a ph above about 10 and molar ratio of si02:m20, in which m is alkali metal, of from about 6:1 to about 16:1, and optionally adding an aluminum compound to the acid sol, intermediate sol or silica sol.

Aluminized silicious powder and water purification device incorporating same

A reaction product of silicious material, aluminum metal, and an aqueous solution is disclosed. The reaction product may be used to form a sorbent that is used to purify water of contaminants such as biological matter, dyes, soluble metals, arsenic, or radioactive elements.

Integrated composite filter and water purification system having the same

An integrated composite filter and a water purification system having the same are provided. The integrated composite filter includes: a shell defining a chamber therein, and defining a raw water inlet, a pretreated water outlet, a pretreated water inlet, a pure water outlet and a waste water outlet which are in communication with the chamber respectively; a pretreating filtering element disposed within the chamber; a filtering membrane disposed within the chamber.

Washing control circulative water purification of washing machine and washing machine thereof

A control method for circulation water purification of a washing machine and a washing machine thereof. The washing machine includes a water supply system, a drainage system, a circulation water purification apparatus and a turbidity detection apparatus.
Hefei Haier Washing Machine Co., Ltd.

Photocatalysts based on bismuth oxyhalide, process for their preparation and uses thereof

The invention provides a process for the preparation of bismuth oxyhalide, comprising a precipitation of bismuth oxyhalide in an acidic aqueous medium in the presence of a reducing agent. Also provided are bismuth oxyhalide compounds doped with elemental bismuth b(0), the use of bi(0) doped bismuth oxyhalide as photocatalysts in water purification is also described..
Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd.

Solar powered water purification device with cylindrical structure

A device for purifying water by solar power is described. The device has bottom and top sections, each being half-cylinders contacting one another along a flat edge to provide an elongated cylinder.
Sun Fresh Water, Llc

Water purifier

The present invention provides a water purifier, the water purification capability of which can be maintained over a long period of time. The water purifier 1 has: an attachment main body 10 that has an inflow passage p11, into which tap water flows from an inlet 11, and outflow passages p12 and p13 communicating with outlets 12 and 13; and a water purification main body 20 that has a first flow passage p21, a second flow passage p22, a third flow passage p23, a first filter material 25 between the first flow passage p21 and the second flow passage p22, and a second filter material 26 between the third flow passage p23 and the second flow passage p22 and is rotatably mounted onto the attachment main body 10.
Basic Co., Ltd.

Water purification compositions and applications for same

Disclosed herein are compositions and corresponding methods for treating contaminated water and/or contaminable surfaces in order to kill, or otherwise reduce to non-harmful levels the survival of, biological contaminants resident therein and thereon, respectively.. .
Safewaterdrops, Llc

Water purification using xylitol fibres

The invention relates to a device for water purification, especially in flowing or stagnant waterbodies. In this connection, the present embodiments propose that the device has a container in which xylitol fibers are accommodated and/or that the xylitol fibers are surrounded by a structure through which it is firstly possible for water to flow and which secondly retains the xylitol fibers within the structure..
Roess Nature Group Gmbh & Co. Kg

System and water purification

A water purification system includes a high temperature water tank, a flameless heat source, a cylindrical vessel (hydrocyclone nest), a first pump, a steam production meter, and a steam condenser and heat exchanger. The contaminated water is heated within the high temperature water tank using the flameless heat source.
Cloudburst Solutions, Llc

Water purification valve core

A water purification core valve includes a shell having a top opening and a bottom opening. A cam bushing, a cam, a movable tile and a stationary tile are mounted inside the shell.
Xiamen Runner Industrial Corporation



Water Purification topics:
  • Water Purification
  • Wastewater
  • Water Purification System
  • Water Treatment
  • Compaction
  • Wastewater Treatment
  • High Concentration
  • Hydrophilic Properties
  • Microfilter
  • Aqueous Solution
  • Nanoparticle
  • Hollow Fiber Membrane
  • Appliances
  • Morphology
  • Ultraviolet


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    This listing is a sample listing of patent applications related to Water Purification for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Water Purification with additional patents listed. Browse our RSS directory or Search for other possible listings.


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