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Water Purification

Water Purification-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Apparatus and method for treating sludge
Sac Co., Ltd.
December 31, 2015 - N°20150376045

A sludge treating apparatus includes a drying unit drying water purification sludge of a high moisture content, a burning unit burning the water purification sludge dried in the drying unit, and a transfer unit transferring the water purification sludge from the drying unit into the burning unit, wherein the drying unit includes a hollow drying tank in which the water ...
Water purification process with water pretratment
December 31, 2015 - N°20150376044

A water purification process for treating water containing at least some organic contaminants, and including the steps of pre-treating the water for capturing organic contaminants from solution in a water stream, by passing the water into a spin up bowl to speed up the water stream, forcing the high speed stream through an annular flow passage located centrally of the ...
Water treatment systems, devices, and methods for fluid preparation
Nxstage Medical, Inc.
December 31, 2015 - N°20150374895

A water purification component, which may be integrated in a medicament production plant and/or a blood treatment system, removes chloramine and other chlorine compounds and deionizes water. The deionization is selected to be effective for providing product water whose resistivity is sufficiently high to allow chloramine to be detected in the product water if the chloramine removal filtration fails. ...
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Fouling inhibitor, filtration membrane and method for producing same
Nof Corporation
December 24, 2015 - N°20150367290

Provided are: a fouling inhibitor that is capable of effectively inhibiting fouling of porous filtration membranes use as water purification membranes or the like, that has resistance to chemicals, such as alkali used when the membrane is fouled, and that is capable of maintaining such effects sufficiently even after chemical wash; a filtration membrane provided with the inhibitor; and a ...
Aqueous treatment system
December 17, 2015 - N°20150360985

The present invention relates generally to a water treatment system that uses an electrostatic field generating plate. Such electrostatic field is then used by an electrostatic water purification process for mass cooling systems to reduce scaling.
Processing and application of a purification system for gold mining, extraction of minerals and growth ...
December 17, 2015 - N°20150360984

The present disclosure describes a process for using saline water, and saline reject water produced in water purification, to use for gold mining production, and growing and harvesting algae. The disclosure also describes a method for growing and harvesting algae utilizing saline water as growth medium for recycling waste water to extract the remaining metals out of waste water. The ...
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Portable water purification and storage reservoir apparatuses
December 10, 2015 - N°20150353376

In some embodiments, a portable water purification and storage reservoir apparatus may comprise a flexible exterior shell comprising a first chamber configured to hold a volume of water and a second chamber configured to hold a volume of water. The first chamber may be positioned within the flexible exterior shell and may comprise a filling aperture. The second chamber may ...
Systems and methods of providing micro-renewable electrical energy
December 03, 2015 - N°20150344324

Various implementations of a system that addresses the need for clean drinking water, improved solid fuel combustion and convection of the heat resulting from the combustion, exhausting of gases and air-borne particulates resulting from combustion, and provides electricity for lighting and charging of battery-operated devices are described herein. The system may include at least one solar panel, a battery, a ...
Membranes having antibiotic and hydrophilic properties and preparation method thereof
Lg Electronics Inc.
December 03, 2015 - N°20150343387

The present invention relates to a separation membrane having both antibiotic and hydrophilic properties for water treatment and a preparation method thereof. In the separation membrane of the present invention, since an organic compound (antimicrobial and/or hydrophilic compound) is chemically conjugated to non-metal inorganic nanoparticles or metal nanoparticles, the nanoparticles are not eluted from the separation membrane even when ...
Reverse osmosis unit having rotatable reverse osmosis membrane housing assembly
December 03, 2015 - N°20150343384

A reverse osmosis (“ro”) water purification unit has reverse osmosis membrane housings which are rotatably mounted, and movable between a first operating position in which the membrane housings are substantially vertically oriented, and a second service position in which the membrane housings are substantially horizontally oriented.
Ultrapure water producting apparatus
Kurita Water Industries Ltd.
November 26, 2015 - N°20150336813

Provided is an ultrapure water producing apparatus equipped with fewer reverse osmosis membrane separation units. The ultrapure water producing apparatus includes a primary water purification system 2 and a subsystem 3 configured to treat water treated by the primary water purification system 2. A reverse osmosis membrane separation unit is provided in at least the primary water purification system 2. The reverse osmosis membrane ...
Total chlorine water detection system and method for medical fluid treatments
Baxter Healthcare S.a.
November 26, 2015 - N°20150335808

A system and method for determining a concentration of total chlorine in dialysis water are provided. The system comprises a main unit housing a ki/water sample chamber and a sodium sulfate chamber. A first electrode pair bridges the two chambers and generates tri-iodide proportional to the amount of total chlorine in the water sample. A second electrode pair in ...
Water purification unit
Vws (uk) Limited
November 19, 2015 - N°20150332181

A system is disclosed for facilitating maintenance of water treatment apparatus at multiple locations and which include multiple components designed with an operational life that is greater than an apparatus exchange duration. The system includes tracking the usage of each component and determining an exchange date for an existing apparatus. A refurbished apparatus is sent to the location when the ...
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Impregnated electrode for capacitive deionisation, process for preparing it and apparatus employing the electrodes
Conopco, Inc., D/b/a Unilever
October 29, 2015 - N°20150307373

Disclosed is an electrode an electrode for capacitive deionization comprising • (i) an adsorbent having specific surface area of 100 m 2/g to 1300 m 2/g; • (ii) conductive carbon black; and • (iii) a binder; wherein said adsorbent is impregnated with a substance having conductivity in the range of 105 s/m to 107 s/m and standard hydrogen potential in the range ...
Water treatment system
Purewater Therapeutics, Llc
October 22, 2015 - N°20150298999

A water purification system is disclosed. An example of the water purification system includes a transportable water machine to generate purified water. The example transportable water machine includes fluid treatment subsystems including at least a pre-treatment subsystem, a capacitive deionization (cdi) subsystem, a mix and filter subsystem, and an output subsystem. The example transportable water machine also includes a mechanical ...
Lyotropic liquid crystal templated hydrogels for use as forward osmosis draw agents
October 15, 2015 - N°20150291787

Lyotropic liquid crystal-templated compositions that include hydrogels comprising a cross-linked mixture of a stimuli-responsive agent and a super absorbent agent are presented. The compositions are amenable for methods directed to processing and absorbing fluids, including water purification and fluid concentration.
Inoculant for water treatment device
October 15, 2015 - N°20150291461

The invention provides inoculants for the generation of a biologically active layer in a water treatment or purification device. In some embodiments, the invention provides inoculants for a biologically active zone in a wastewater treatment system or device, for example in municipal wastewater and sewage treatment. In other aspects, the invention provides inoculants for water purification, for example in municipal ...
Reverse osmosis system for supplying purified water
October 15, 2015 - N°20150291448

A water purification system includes a first reverse osmosis device, and a water storage tank including a tank inlet and a tank outlet, the tank inlet configured to receive a permeate of the first reverse osmosis device. The system also includes a second reverse osmosis device including an inlet that is connected to the tank outlet and an outlet that ...
Desalinization apparatus
October 15, 2015 - N°20150291443

There is disclosed a water purification apparatus and method, related to desalinization. In an embodiment, a water purification apparatus and method includes at least one port for receiving airflow therethrough, at least one port for receiving salt water therethrough, at least one output for providing outflow of pure water vapor, and at least one output for proving outflow of a ...
Process for the preparation of an additive comprising supported and dispersed tio2 particles
October 15, 2015 - N°20150290619

Process for the preparation of an additive comprising tio2 particles dispersed on a support of pseudo-layered phyllosilicate-type, comprising the dispersion in water of the support, the acid activation of the support and the high-shear dispersion of the support with the tio2 particles use of the particles obtained by this process as additives with photocatalytic activity for water purification and disinfection, ...
Method and composition for water purification and sludge dewatering
Clariant International Ltd.
October 01, 2015 - N°20150274565

The invention relates to a method for purifying water and for dewatering sludge, comprising the following steps: bringing a surface-treated natural calcium carbonate, a natural bentonite and an anionic polymer into contact with the water or sludge, flakes being formed as a result of the agglomeration of particulate materials contained in said water or sludge, and separating said formed flakes ...
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