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| Number | Title | Issue Date |
| 7922915 | Wastewater treatment system and method of wastewater treatment A wastewater treatment system including carbon dioxide gas injection means for injecting a carbon dioxide gas into wastewater which takes place during silicon processing to obtain raw wastewater to be treated; a wastewater tank; a filter membrane through which the r... | 04/12/2011 |
| 7883626 | Method for the treatment of acid mine drainage A process for neutralizing acid mine drainage which includes a neutralizer and binder component consisting of steel slag in an amount of 75% to 95% by weight of the agglomeration, a sodium carbonate selected from the group consisting of soda ash and pulp liquor in a... | 02/08/2011 |
| 7553424 | Method for controlling sterile water production device In controlling a sterile water production device, if pH of sterile water is smaller than a preset pH, an additional aqueous hypochlorite solution is injected into the sterile water to increase the pH back to the preset pH, and a molar quantity of residual alkaline i... | 06/30/2009 |
| 7431835 | Portable water quality monitoring and treatment system A portable system for on-site monitoring and treatment of water comprising a protective enclosure adapted to be positioned proximate a site of collected water, an internal fluid flow system disposed within the enclosure comprising a first conduit extending from a di... | 10/07/2008 |
| 7425271 | Method for treating sludge Sludge can be treated by placing it in a carrier sized for bulk shipment of sludge by road or by rail. An antipathogenic substance such as lime is mixed into the sludge located in the carrier in order to treat pathogens in the sludge. At least one mixer adapted for ... | 09/16/2008 |
| 7422692 | Raw influent treatment processes eliminating secondary biological treatment Presently no chemicals are added in the pulp/paper mills wastewater treatment. There is a loop hole with the Biological Oxygen Demand test utilized. Regulators depend on the Biological Oxygen Demand test. All mills are discharging raw untreated wastes high in Chemic... | 09/09/2008 |
| 7416668 | Wastewater chemical/biological treatment plant recovery apparatus and method A chemical/biological wastewater treatment plant method and apparatus employing rapid sludge chemical dewatering technology in conjunction with an environmental biological system for treating the separated treated wastewater by land applying it for plant consumption... | 08/26/2008 |
| 7404905 | Water treatment system, apparatus and method The invention relates to a water treatment apparatus, method and system for use in the treatment of wastewater or contaminated water, the apparatus including an energisable material or base platform configured and arranged for placement in the flow of wastewater, th... | 07/29/2008 |
| 7374694 | Method for remineralizing raw water The invention relates to a method and installation for treating water for human consumption, for an industrial process, for agricultural purposes or for other purposes. The method used to remineralize raw water comprises a stage in which carbon dioxide and at least ... | 05/20/2008 |
| 7341654 | Mediated hydrohalic acid electrolysis Chlorine is produced by electrolysis of aqueous HCl, in a membrane electrolyzer, using cathodic mediators such as Fe(III) and/or Cu(II) chlorides and a non-catalysed 3-dimensional cathode, with the real surface area at least ten times higher than its projected area.... | 03/11/2008 |
| 7337677 | Differential pressure flowmeter, flow controller, and apparatus for processing substrate A differential pressure flowmeter comprises a tube having a circular section, a first pressure sensor for measuring a pressure of a liquid flowing into the tube, a second pressure sensor for measuring a pressure of a liquid flowing out of the tube, a storage part fo... | 03/04/2008 |
| 7331844 | Polishing method A slurry feeding apparatus includes closed slurry bottle, piping, wet nitrogen generator, wet nitrogen supply pipe, suction and spray nozzles, temperature regulator, flow rate control valves, slurry delivery pump and controller for controlling the operation and flow... | 02/19/2008 |
| 7332095 | Wet oxidation An oxidation process is described which involves subjecting a feedstock which contains oxidizable material to temperature, pressure and contact with an oxidant. Excess water and volatile oxidation products, such as carbon dioxide, formic acid and acetic acid, are re... | 02/19/2008 |
| 7326340 | System for controlling sulfide generation Systems and methods for reducing odors utilizes oxidation-reduction potential to characterize the quality of water or wastewater and control addition of a species thereto that reduces or inhibits biological sulfide generation. Oxidation-reduction potential is measur... | 02/05/2008 |
| 7326352 | Water treatment system A water treatment system for reducing the level of bacteria in a flow of water by creating an environment favorable for aerobic bacteria and unfavorable for anaerobic bacteria is disclosed. The system may include a method including intaking a flow of water, lowering... | 02/05/2008 |
| 7320940 | Method for manufacturing electronic device including package In a method for manufacturing an acceleration sensor device, a lid for covering an opening of a package body is prepared by stamping. The lid is plated and plating films are formed on surfaces of the lid. The burrs formed on the surfaces of the lid in the plating pr... | 01/22/2008 |
| 7320559 | System and method for dispersing of coal bed sodic water A method for designing and implementing a system for subsurface drip irrigation dispersal of sodic water from a coal bed seam, the method comprising calculating a land surface area below which the sodic water dispersal system is to be placed, determining a concentra... | 01/22/2008 |
| 7300575 | Portable filter system A filter system for receiving an aqueous-based fluid contaminated with particles and emulsified contaminant oil, removing the particles, and separating the emulsified contaminant oil from the aqueous-based fluid includes a filter media for receiving the aqueous-base... | 11/27/2007 |
| 7300586 | pH stable activated carbon An activated carbon composition is disclosed, which includes an activated carbon and a carboxylic acid containing compound. The activated carbon composition is prepared by immersing an activated carbon in an aqueous solution of a carboxylic acid containing compound.... | 11/27/2007 |
| 7294040 | Method and apparatus for supporting a microelectronic substrate relative to a planarization pad A method and apparatus for planarizing a microelectronic substrate. In one embodiment, one surface of the microelectronic substrate is engaged with a planarizing pad and the opposite surface of the microelectronic substrate is positioned proximate to a substrate sup... | 11/13/2007 |
| 7294276 | Process for preparing fluoropolymer dispersions A process to substantially remove the fluorinated anionic surfactants from fluoropolymer dispersions comprising the following steps: a) addition to the fluoropolymer dispersion of an anionic polyelectrolyte; b) con... | 11/13/2007 |
| 7287963 | Fast pump priming A pump priming system may include two or more pumps. In one example, a system for pump priming can include a first pump and a second pump. Each pump can have an inlet adapted for a suction force and an outlet adapted for a pressure force. The system can include a tu... | 10/30/2007 |
| 7285207 | Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater A method and apparatus for treating wastewater streams by adding, either separately or as a mixture, a nitrate containing compound and an alkaline material in an amount sufficient to achieve a lower concentration of atmospheric hydrogen sulfide and dissolved sulfide... | 10/23/2007 |
| 7282081 | Method and apparatus for high efficiency multi-stage packed tower aeration with PH adjustment and reutilization of outlet air Disclosed is an improve aeration system. The aeration system of the present invention more efficiently removes contaminates, such as hydrogen sulfide, from water. The increased efficiency is achieved by adjusting the pH level of the water in between sequential mass ... | 10/16/2007 |
| 7282156 | Apparatus & method for cleaning cooling tower recirculating water An apparatus and method for removing water and debris from a cooling tower basin, discarding debris and returning clean water to the basin. ... | 10/16/2007 |
| 7276446 | Planarizing solutions, planarizing machines and methods for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies Planarizing solutions, planarizing machines and methods for planarizing microelectronic-device substrate assemblies using mechanical and/or chemical-mechanical planarizing processes. In one aspect of the invention, a microelectronic-device substrate assembly is plan... | 10/02/2007 |
| 7273561 | Method for determining the chemical dosage required to reduce sulfides in wastewater to acceptable levels An apparatus and method of determining chemical dosage required to reduce sulfides in wastewater includes providing a headspace apart from the wastewater. The temperature of the wastewater and the concentration of sulfide gas in the headspace are measured. Dissolved... | 09/25/2007 |
| 7264713 | Apparatus, system and method for remediation of contamination An apparatus, system and method for removing and treating contaminated materials on a bottom of a body of water and introducing growth packets to revitalize the treated bottom of the body of water. The structure may comprise a vessel with an open face. The vessel ma... | 09/04/2007 |
| 7261821 | Process for treating an aqueous system with chlorine dioxide This invention relates to an automated process for efficiently treating an aqueous system with chlorine dioxide. The process results in high efficiency yields of chlorine dioxide on a continuous basis by minimizing the waste of precursor chemicals. Additionally, the... | 08/28/2007 |
| 7255116 | Stripe removal system A system for removing paint and other coatings from hard surfaces is mounted on a truck for over-the-road travel. The truck bed carries a high power vacuum pump, a self propelled tractor with an attached blast head, a liquid reservoir, a sump or vacuum tank, and a r... | 08/14/2007 |
| 7255797 | Composition including potassium monopersulfate and a halogen A product including potassium monopersulfate and a halogen is presented. The product is useful for treatment of aquatic facilities such as swimming pools. While it was known that using a combination of potassium monopersulfate and halogen is effective for sanitizing... | 08/14/2007 |
| 7244348 | System and method for treatment of ballast water A system and method for treating ballast water within an ocean going vessel by generating hypochlorite for treating the ballast water. The system comprises one or more hypochlorite electrolytic cells in fluid communication with a stream of ballast water. A chlorine ... | 07/17/2007 |
| 7235181 | Metal powder for decomposition of organic halogen and method for manufacturing the same The present invention is to provide metal powder capable of decomposing and remedying various range of organic halogen compounds including organic halogen compounds which are difficult to be decomposed by a conventional decomposition and remediation method. Metal po... | 06/26/2007 |
| 7229535 | Hydrogen bubble reduction on the cathode using double-cell designs An apparatus and method for planarizing a surface of a substrate using a chamber separated into two parts by a membrane, and two separate electrolytes is provided. The embodiments of the present invention generally provide an electrochemical mechanical polishing sys... | 06/12/2007 |
| 7223337 | Apparatus and method for cleaning cooling tower recirculating water An apparatus and method for removing water and debris from a cooling tower basin, discarding debris and returning clean water to the basin. ... | 05/29/2007 |
| 7211194 | Gravity pressure vessel and related apparatus and methods A gravity pressure vessel (GPV) for processing a fluid stream containing organic materials provides several improvements to the art. In one embodiment, a GPV of the present invention sustains the heat energy requirements of a hydrolysis GPV by including therein, a f... | 05/01/2007 |
| 7208117 | Automated process for inhibiting corrosion in an inactive boiler containing an aqueous system This invention relates to an automated process to inhibit corrosion of the metal surface of an inactive boiler containing water. ... | 04/24/2007 |
| 7185516 | Washwater neutralization system for glass forming line A neutralization system for controlling the pH of the washwater used to clean and maintain polyacrylic bound glass forming equipment. The neutralization system introduces a base solution to a washwater solution when the pH of the washwater solution contained in a cl... | 03/06/2007 |
| 7172687 | Wastewater treatment system A water treatment system for treating water. The water treatment system includes a primary water treatment station and a solid-based sulfurous generator downstream from the primary water treatment station for producing aqueous sulfurous acid for further treatment of... | 02/06/2007 |
| 7169297 | pH adjuster-based system for treating liquids The invention features a system for treating liquid including a liquid treatment device comprising adsorbent media for removing a substance from liquid and a pH adjuster device located upstream of the liquid treatment device relative to a direction of flow of the li... | 01/30/2007 |
