| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 210763000 | Catalytic | 17 |
| 20090206042 | Manganese Oxide-Cerium Oxide Composite - A process which comprises providing a porous matrix, mixing said porous matrix with a precursor solution containing manganese and cerium ions dissolved therein, triggering the formation of a non-fluid phase which contains manganese and cerium in the interior of said porous matrix, separating said porous matrix from a liquid phase containing soluble metals, completing the formation of said non-fluid phase which contains manganese and cerium in the interior of said porous matrix, heat treating said porous matrix to convert said non-fluid phase containing manganese and cerium placed therein into a manganese oxide-cerium oxide composite, and isolating said composite from said porous matrix. The resulting composite, and its use as a catalyst, are also provided. | 08-20-2009 |
| 20100193449 | MATERIALS AND METHODS FOR REMOVING ARSENIC FROM WATER - A method of purifying water comprises contacting the water with a quaternary oxide while exposing the quaternary oxide to visible light, the quaternary oxide containing a dopant metal, a dopant nonmetal, titanium, and oxygen. The atomic ratio of titanium, oxygen and dopant nonmetal is 1:0.5-1.99:0.01-1.5. | 08-05-2010 |
| 20100282691 | METHOD FOR PRODUCING SUPERSATURATED DISSOLVED OXYGEN-CONTAINING WATER - The present invention provides a method for producing supersaturated dissolved oxygen-containing water, capable of increasing dissolved oxygen concentration of water to a value largely exceeding saturated dissolved oxygen concentration. | 11-11-2010 |
| 20100300984 | Nanostructured Carbon Supported Catalysts, Methods Of Making, And Methods Of Use - Embodiments of the present disclosure relate to nanostructured carbon supported catalysts, methods of making nanostructured carbon supported catalysts, and methods of using nanostructured carbon supported catalysts. | 12-02-2010 |
| 20110079560 | CATALYTIC WET OXIDATION SYSTEMS AND METHODS - A system and method for the treating at least one undesirable constituent in an aqueous mixture utilizing a particulate solids catalyst. The aqueous mixture and the particulate solids catalyst form a slurry which is wet oxidized. | 04-07-2011 |
| 20120074071 | PROCESS FOR TREATING WATERS AND WATER HANDLING SYSTEMS TO REMOVE SCALES AND REDUCE THE SCALING TENDENCY - The present disclosure includes an embodiment to a method for treating water and/or a water handling system to decrease deposit formation and/or to remove a deposit. More particularly, to a method for treating water and/or a water handling system with one or more rare earths to decrease deposit formation and/or to remove a deposit. Struvite is an example of deposit material that can be removed and/or deposition inhibited by treating a water and/or water handling system with one or more earths. | 03-29-2012 |
| 20130126444 | Process for Decontamination of Hazardous Sulfur Compounds in Sour Water Tanks - A method and system treat contaminated water. In one embodiment, the method comprises treating contaminated water by introducing a methylmorpholine-N-oxide solution to a vessel. The vessel contains the contaminated water and iron oxide. The contaminated water comprises contaminants. In addition, the methylmorpholine-N-oxide solution comprises methylmorpholine-N-oxide and water. The method further comprises contacting the methylmorpholine-N-oxide solution with the contaminated water. In addition, the method comprises treating the contaminated water by allowing the methylmorpholine-N-oxide to react with the contaminants in the presence of the iron oxide. | 05-23-2013 |
| 20130134106 | WASTE LIQUID TREATMENT APPARATUS AND WASTE LIQUID TREATMENT METHOD - A first decomposition reaction part and a second decomposition reaction part are arranged with respective catalysts of different types from each other, or, of those reaction parts, only the second decomposition reaction part is arranged with a catalyst. In addition, a fluid outlet side of the first decomposition reaction part and a fluid inlet side of the second decomposition reaction part are directly communicated with each other without being narrowed. | 05-30-2013 |
| 20130206705 | pH CONTROL TO ENABLE HOMOGENEOUS CATALYTIC WET AIR OXIDATION - A system and method for the treatment of process streams is provided. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. A catalyst may be selected for its solubility at a detected pH level of the aqueous mixture. Alternatively, a pH level of the aqueous mixture may be adjusted to solubilize a selected catalyst and/or maintain the selected catalyst in a soluble form. A controller in communication with a pH sensor may be configured to generate a control signal to adjust the pH level of the aqueous mixture in response to the pH sensor registering a pH level outside a predetermined pH solubility range for a selected catalyst. | 08-15-2013 |
| 20130228528 | WET AIR OXIDATION PROCESS USING RECYCLED COPPER CATALYST - A system and method for the treatment of process streams. A catalyst mediates a wet oxidation process at elevated temperatures and pressures for treating at least one undesirable constituent in an aqueous mixture. The aqueous mixture may be contacted with a catalyst and an oxidizing agent at an elevated temperature and a superatmospheric pressure. At least a portion of the catalyst may be precipitated by a pH adjustment and recycled back to contact the aqueous mixture | 09-05-2013 |
| 20140014593 | Contactor and Separation Apparatus and Process of Using Same - In an improved fiber-film type contactor/separator an enhanced coalescing zone is provided by the presence of a disengagement device connected to a shroud that contains a bundle of high surface area vertical hanging fibers, where the enhanced coalescing zone diverts a portion of an admixture of immiscible liquids to flow radially in a path not parallel to the vertical axis of the hanging fibers whereby the diverted portion of liquids contacts a coalescing surface to cause at least one of the liquids to coalesce into droplets. The immiscible liquids are allowed to settle into separate phase layers and first and second outlets selectively remove the higher density liquid from the lower density liquid. | 01-16-2014 |
| 20140231363 | WATER-USING DOMESTIC APPLIANCE WITH A CATALYTICALLY ACTIVE INTERIOR SURFACE AND METHOD FOR OPERATING THE SAME - The invention relates to a water-using domestic appliance comprising a tub for accommodating articles to be cleaned and at least one interior surface containing a catalytically active substance, said catalytically active substance being a polyoxometalate and the interior surface being likely to come into contact with water during operation of the domestic appliance. The invention further relates to a method for operating said domestic appliance. | 08-21-2014 |
| 20140353259 | Oxidation Method, Nozzle and System for Treating Waste Water - The present invention relates to a device, particularly a nozzle, for treating waste water, said nozzle having an outer tube and an inner tube. An intermediate space is formed between the outer tube and the inner tube and said intermediate space between the outer tube and the inner tube is divided into at least two chambers in the longitudinal direction of the tubes. The inner tube tapers in the longitudinal direction and then widens again and has at least one opening into each chamber at the constricted area. On the inner side of the inner tube and/or in the interior thereof, the device preferably has a catalyst. The present invention further relates to a method for oxidising polluted waste water and a system for performing the method. | 12-04-2014 |
| 20150014255 | METHODS AND SYSTEMS FOR TREATING CAUSTIC MATERIALS - Methods and systems for treating caustic materials are disclosed. In one exemplary embodiment, a method for treating caustic materials includes the steps of providing a first caustic solution stream including phenolic constituents and naphthenic constituents, mixing the first caustic solution stream with an acid solution, and separating phenolic acids from the first caustic solution stream. The method further includes further mixing the first caustic solution stream with additional acid solution and separating naphthenic acids from the first caustic solution stream. Still further, the method includes providing a second caustic solution stream including sulfidic constituents, mixing the first caustic solution stream with the second caustic solution stream to form a combined caustic solution stream, and oxidizing the sulfidic constituents of the combined caustic solution stream. | 01-15-2015 |
| 20150027961 | Process for Decontamination of Hazardous Sulfur Compounds in Sour Water Tanks - A method and system treat contaminated water. In one embodiment, the method comprises treating contaminated water by introducing a methylmorpholine-N-oxide solution to a vessel. The vessel contains the contaminated water and iron oxide. The contaminated water comprises contaminants. In addition, the methylmorpholine-N-oxide solution comprises methylmorpholine-N-oxide and water. The method further comprises contacting the methylmorpholine-N-oxide solution with the contaminated water. In addition, the method comprises treating the contaminated water by allowing the methylmorpholine-N-oxide to react with the contaminants in the presence of the iron oxide. | 01-29-2015 |
| 20150315048 | MATERIAL USED IN THE REMOVAL OF CONTAMINANTS FROM LIQUID MATRICES - The invention relates to a material consisting of hard fibers on which nanoparticles of metals or metal oxides, preferably period IV transition metal oxides, are deposited, using different techniques, said material being used in the degradation and removal of contaminants found in liquid matrices. The invention also relates to a method for the in situ synthesis thereof. | 11-05-2015 |
| 20150361385 | ENHANCED CATALYST STABILITY FOR ALKALINE DETERGENT FORMULATIONS - Stabilized catalyst detergent compositions are provided in solid alkaline detergent formulations are disclosed. The compositions are suitable for use with additional detergent and/or bleaching compositions while providing stabilized catalysts within an encapsulated cellulose derivative coating. Methods of use for cleaning are disclosed. | 12-17-2015 |
