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| Number | Title | Issue Date |
| 7883627 | Automated fuel polishing system and methods An automated system for fuel polishing stored fuel in multiple storage tanks, and methods for making and using such systems, such methods including the use of an apparatus comprising a pump having a flow velocity sufficient to suspend settled impurities in a fuel st... | 02/08/2011 |
| 7510662 | Method and apparatus for flushing contaminants from a container of fluids A contaminant-flushing machine for removing contaminants from a container, such as an engine transmission, air-conditioner coil, or transmission cooler, which includes hoses for coupling to the transmission cooler and a pump for circulating fluid through the hoses a... | 03/31/2009 |
| 7438129 | Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation A process for treating produced water to generate high pressure steam. Produced water from heavy oil recovery operations is treated by first removing oil and grease. Feedwater is then acidified and steam stripped to remove alkalinity and dissolved non-condensable ga... | 10/21/2008 |
| 7428926 | Water treatment method for heavy oil production A process for treating produced water to generate high pressure steam. Produced water from heavy oil recovery operations is treated by first removing oil and grease. Pretreated produced water is then fed to an evaporator. Up to 95% or more of the pretreated produced... | 09/30/2008 |
| 7419597 | Fluid, circuits, systems, and processes for extracorporeal blood processing A method for renal replacement therapy includes priming a fluid circuit and recirculating the sterile fluid during priming to permit gas to float out of the sterile fluid into a fluid reservoir. The fluid is preferably either warmed during circulation or vibrated to... | 09/02/2008 |
| 7419608 | Treating method and equipment for coke-cooling wastewater The present invention falls within the field of purifying oil-laden wastewater, which provides a method for purifying coke-cooling wastewater in a delayed coking process in petroleum chemical field. The method comprises the following steps: (a) cooling the coke-cool... | 09/02/2008 |
| 7416673 | Method and apparatus for treating lime slurry for grit removal A method and apparatus is provided for conveying lime slurry, removing and controlling the amount of grit, and feeding lime slurry, wherein the lime slurry moves through a recirculation loop, and wherein gravity removal of grit from the lime slurry takes place. A st... | 08/26/2008 |
| 7390419 | Waste water recovery system A waste water recovery system to filter and recirculate waste water to a wash system including a fluid recovery line, a fluid supply line and a fluid backwash line comprising a filter assembly including a water filtering section to receive waste water from the wash ... | 06/24/2008 |
| 7354511 | Hydraulic unit for industrial trucks A hydraulic unit for industrial trucks, comprising a motor pump unit which is directly attached to a tank, a reflux filter which has an elongate filter casing for a filtering element adapted to be introduced into the tank through an opening, a hose coupling, and an ... | 04/08/2008 |
| 7338606 | Arrangement and method for maintaining a minimum flow velocity in the coolant return of a machine tool coolant filtration system An arrangement and method for maintaining a minimum flow velocity in return piping receiving dirty coolant from a plurality of machine tools receiving filtered coolant from a filter apparatus. A bypass line diverts clean coolant into the return piping via a pressure... | 03/04/2008 |
| 7338602 | Grease trap waste treatment and fat, oil, and grease (FOG) recovery system A method to process grease trap waste or refuse and remove organic matter, and reclaim fats, oils, and grease (FOG) found in it. The process is initiated after dewatering the grease trap material to increase its concentration; the resulting sludge is then mixed with... | 03/04/2008 |
| 7338604 | Process for recycling paint flush solution A process for removing solids from a water-based flush solution, The process includes: providing dirty flush solution; directing the dirty flush solution to a treatment vessel; adding one or more chemicals to the treatment vessel to form a treated flush solution; se... | 03/04/2008 |
| 7328503 | Recycling system for engine oil filter A recycling system is used for processing an engine oil filter and comprises a frame, a filter net, a cutting device, a dividing device, and a compressing device. Thus, all of the parts of the used engine oil filter can be divided, processed and reused respectively,... | 02/12/2008 |
| 7314547 | Fountain solution recycling system for commercial printers A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi... | 01/01/2008 |
| 7311799 | Hydrofluoric acid wastewater treatment method and device The invention provides a hydrofluoric acid wastewater treatment method that achieves efficient recovery of hydrofluoric acid from hydrofluoric acid wastewater and also achieves sufficient reduction in the hydrofluoric acid concentration of the dehydrofluorinated wat... | 12/25/2007 |
| 7306731 | Manure separation for digester method and apparatus A method and apparatus for removing settleable solids and unsettleable solids from a partially closed flush system in a diary milking operation whereby a first processing tank bottom removes settleable solids contained therein where the net current flow vertically i... | 12/11/2007 |
| 7303672 | Liquid/solid separator and method A liquid/solid separator system mounted on a mobile cart and connected to a process tank for reducing the rate at which fluids are consumed in manufacturing processes. The system may include automation and also may include a shear-stepped screen including tilted wir... | 12/04/2007 |
| 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 |
| 7297261 | Systems and methods using a solvent for the removal of lipids from fluids Systems and methods for removing lipids from a fluid, such as plasma, or from lipid-containing organisms. A fluid is combined with at least one extraction solvent, which causes the lipids to separate from the fluid or from lipid-containing organisms. The separated l... | 11/20/2007 |
| 7285210 | Zero waste reverse osmosis water filtering A reverse osmosis water filtering system includes a reverse osmosis membrane having first output port for permeate water, second output port for concentrate water, and intake port for receiving filtered water, a filtering assembly providing filtered water to the mem... | 10/23/2007 |
| 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 |
| 7275568 | Liquid reclamation apparatus A liquid reclamation apparatus for use in changing automobile oil includes a container, a portable receptacle within the container and dimensioned to hold a volume of oil sufficient to perform an oil change and a cover releasably secured to the container. ... | 10/02/2007 |
| 7270754 | Apparatus and method for processing of animal manure wastewater According to the present invention, there is provided a wastewater processing apparatus and method comprising a rotating filter thickener (20) receiving and filtering a wastewater mixture and producing a first filtrate output and a first sludge output, a scre... | 09/18/2007 |
| 7264714 | Protein skimmer A protein skimmer for use in purification of water by culture of fish or other water organisms in a reservoir, aquarium or (2) with a circulation system comprising one or more discharge tubes (4) for water from the reservoir (2) to a pump (5 | 09/04/2007 |
| 7244366 | Water filtration and recycling for stone fabrication equipment for exterior and architectural stone A filtered grey water recycling system includes a waste water storage tank for receiving waste water from a stone processing system and a filtered grey water supply loop providing filtered grey water to the stone processing system. The filtered grey water loop inclu... | 07/17/2007 |
| 7232525 | Automatic tank cleaning system An automatic tank cleaning system includes a water recycling unit having a weir therein and a conically-shaped bottom, a cutting box having a portable weir therein, a hydrocyclonic separator, and a mud tank. Tank slop is pumped from the mud tank to the water recycli... | 06/19/2007 |
| 7223344 | Method for treating an exhausted glycol-based slurry A method of separating, recovering and reusing components of an exhausted slurry used in slicing silicon wafers from a silicon ingot. In the method, the solid particles and lubricating fluid of the exhausted slurry are separated without decreasing the viscosity of t... | 05/29/2007 |
| 7220747 | Method for preventing damage to or rejuvenating a cellular blood component using mitochondrial enhancer This invention provides methods for treating cellular blood components and other cells containing mitochondria to improve vital qualities of the cells by contacting the cells with a mitochondrial enhancer to the cells. Mitochondrial enhancers prevent damage to and r... | 05/22/2007 |
| 7222047 | System and method for monitoring and controlling an aquatic environment A system and method for monitoring and controlling an aquatic environment thus regulating the aquatic environment and maximizing the stability of the aquatic ecosystem. This system uses sensor and data fusion algorithms to perform system anomaly analysis and predict... | 05/22/2007 |
| 7217357 | Oil filter for engines, transmissions or automatic transmissions Oil filter for engines, transmissions or automatic transmissions, said oil filter being integrated in an oil pan, at least one bypass valve being arranged on the oil filter, the bypass valve containing a spring whose spring resistance increases with increasing tempe... | 05/15/2007 |
| 7214323 | Method for treating body waste material, and apparatus therefor A method of treating fluid body waste material includes, separating the material into factions, in which the solids content of one faction is increased substantially relative to the originating waste material, while a second faction has an increased liquid content. ... | 05/08/2007 |
| 7208084 | Modular aquarium filter A modular aquarium filter includes one or more cartridges connected in series. The cartridges may contain filter media for chemical, biological and/or mechanical filtration. In addition, the cartridges are designed such that they provide a unique internal helical ge... | 04/24/2007 |
| 7195710 | Systems and methods using multiple solvents for the removal of lipids from fluids This invention is directed to systems and methods for removing lipids from a fluid or from lipid-containing organisms from a fluid, such as plasma. These systems combine a fluid with at least one extraction solvent, which causes the lipids to separate from the fluid... | 03/27/2007 |
| 7189145 | Method of and apparatus for producing roll A belt grinding is integrated with an electroerosion machine for contouring the working surface of a mill roll and providing a texture thereon. The belt grinder can superfinish the roll and remove peaks in the surface without significantly affecting the mean surface... | 03/13/2007 |
| 7186342 | Method for filling and washing a filter for a dialysis machine A dialysis machine is provided with a dialysate circuit, a blood circuit and a filter having a dialysate compartment connected to the dialysate circuit, a blood compartment connected to the blood circuit, and a semi-permeable membrane to separate the dialysate compa... | 03/06/2007 |
| 7179390 | Method of filtering a fluid and remote filtering station Filtering of an operating fluid of a mechanical device is performed utilizing a pumping device of the mechanical device which routinely circulated the operating fluid within the mechanical device. A remote filtering station of the present invention has a first condu... | 02/20/2007 |
| 7175769 | Method of filtering debris from refrigerant Debris is filtered from refrigerant in a refrigerant system by: (1) installing a filtration apparatus in the high pressure side of a refrigerant system, the apparatus comprising a filtration housing having primary and secondary passages, a primary filter disposed in... | 02/13/2007 |
| 7175207 | Connecting element for mechanically connecting components The invention relates to a connecting element for efficiently connecting components and subassemblies with the most diverse configurations to wall, ceiling and floor surfaces of buildings or frames. The connecting element has two coupling halves (1a... | 02/13/2007 |
| 7172689 | Arrangement and method for maintaining a minimum flow velocity in the coolant return of a machine tool coolant filtration system An arrangement and method for maintaining a minimum flow velocity in return piping receiving dirty coolant from a plurality of machine tools receiving filtered coolant from a filter apparatus. A bypass line diverts clean coolant into the return piping via a pressure... | 02/06/2007 |
| 7172704 | Method for treating waste water A method for treating waste water fluid, wherein the method comprises the steps of macerating waste water fluid in a first tank forming a sheared fluid, filtering the sheared fluid to remove solids, forming unfiltered waste water and product water, flowing product w... | 02/06/2007 |
