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| Number | Title | Issue Date |
| 8080111 | Systems and methods for washing-out concrete pouring equipment A method of washing a piece of construction equipment includes washing a portion of the piece of construction equipment with water, collecting waste materials washed from the construction equipment in a bin, allowing liquid collected in the bin to drain into a recep... | 12/20/2011 |
| 8062431 | Method and apparatus for cleaning and de-icing wind turbine rotor blades A method of cleaning at least one of grime and built-up ice off a rotor blade of a wind turbine includes, in an exemplary embodiment, positioning a rotor blade in an immobile position in a downward orientation substantially parallel to the tower, positioning a tank ... | 11/22/2011 |
| 8029623 | Acid removal in cleaning processes Embodiments of the present disclosure include cleaning processes, cleaning machines, and methods of preventing acidification of a cleaning composition in a cleaning process. The cleaning process includes contacting an article having contaminants with a cleaning comp... | 10/04/2011 |
| 8016946 | Movable sinks parts washer The disclosure is directed to a method for servicing a parts washer having a movable sink and movable lid connected to a support frame to facilitate replacement and maintenance of a cleaning solution reservoir. A pump is also pivotally connected to the sink to lift ... | 09/13/2011 |
| 7972447 | Screening arrangement for a dishwasher, and associated apparatus and method A screening arrangement is provided for a dishwasher having a tub portion defining a sump about a lower end thereof. The dishwasher further includes a heating element disposed proximate to the lower end of the tub portion and defining laterally-opposed inner and out... | 07/05/2011 |
| 7942978 | Auxiliary rinse phase in a wash machine A system and method are disclosed for cleaning articles within a chamber of a warewash machine. The warewash machine has a rinse sump for collecting a rinse agent dispensed into the chamber and a wash sump for collecting a wash agent dispensed into the chamber. The ... | 05/17/2011 |
| 7892359 | Dishwasher in the form of a programmable machine and its operating method A dishwasher in the form of a programmable machine, in particular a commercial dishwasher, having a pre-cleaning station, which is disposed outside a treatment chamber of the dishwasher, and having a waste water transfer system, by which washing liquid can be fed fr... | 02/22/2011 |
| 7867339 | Process for cleaning an installation Process for the cleaning of an installation, whereby the installation is rinsed with an alkaline cleaning solution and the result of the cleaning is tested by means of an indicator agent on the basis of permanganate in an alkaline environment. In order to make the c... | 01/11/2011 |
| 7846259 | Parts washing apparatus with centrifugal filter A parts washing apparatus comprising a basin having a drain, a reservoir located below the drain, and a solvent filtering and recirculating system. This system comprises a centrifuge filter assembly and a solvent recirculating system. The centrifuge filter assembly ... | 12/07/2010 |
| 7842136 | Device and method for collecting wastewater in dishwashers A device and method for handling waste water to-be-discharged out of a dishwashing machine that includes a pump well and a sump section, with the sump section communicating with the pump well in the lower regions of the dishwashing machine through an inflow section.... | 11/30/2010 |
| 7754020 | Process water reuse system for low pH binders A recovery system recycles the washwater used to clean excess binder and debris from the production components, including a forming hoodwall constructed of non-corrosive materials, for manufacturing fiberglass insulation. A separate closed-loop recovery system is pr... | 07/13/2010 |
| 7682460 | Cleaning method The method for cleaning chemical process and hydrocarbon processing apparatuses is performed by establishing a closed flow circulation loop, under specific operating conditions and in the presence of hydrocarbon-based fluids. The cleaning method is monitored by perf... | 03/23/2010 |
| 7655096 | Coiled tubing wellbore cleanout A method and apparatus for substantially cleaning fill from a borehole is described variously including running a coiled tubing assembly into the wellbore, creating a fluid vortex by circulating cleaning fluid through the coiled tubing, and pulling the coiled tubing... | 02/02/2010 |
| 7635415 | Regenerable cleaning implement for sanitizing a surface The invention relates to a reusable cleaning implement for cleaning and sanitizing a surface. More specifically, the cleaning implement is made of a tacky polymeric material and an antibacterial agent is distributed within the polymer. The adhesive and antibacterial... | 12/22/2009 |
| 7625451 | Method and apparatus for cleaning the cutting system of an electric shaver By providing a shaver receiving and supporting housing which is constructed for enabling cleaning fluid to be delivered directly to the interior of a shaver in a highly efficient manner, a fully integrated shaving cleaning system is realized which is capable of prov... | 12/01/2009 |
| 7588644 | Method and apparatus for cleaning pipeline pigs A method of cleaning pipeline pigs of a material that is to be recycled includes providing a vessel having an interior. A manifold is placed within the vessel interior, the manifold having a plurality of openings. The vessel is filled with a solvent that is capable ... | 09/15/2009 |
| 7585372 | Method and apparatus for generating gas pulses Method and apparatus of producing gas pressure pulses in a dust-deposit cleaning apparatus. The apparatus comprises a combustion chamber and an amplifying horn. According to the method a combustible gas and oxygen is fed into the combustion chamber, which has a gene... | 09/08/2009 |
| 7585373 | Dishwashing machine A dishwashing machine is provided with a washing compartment and with devices for washing dishes using a washing solution as well as with a sorption drying device, which is connected to the washing compartment in an air-conducting manner via an outlet of the washing... | 09/08/2009 |
| 7544253 | Method and apparatus for flushing asphalt feeding devices A vehicle mounted patching system for patching potholes and the like and incorporating method and apparatus for removing and flushing asphalt emulsion from the feed lines of the patcher which completely recycles the cleaning agent used to flush the feed lines, as we... | 06/09/2009 |
| 7534304 | Non-aqueous washing machine and methods The invention relates to a non-aqueous washing machine, methods of using the machine, methods of washing, and recycling. ... | 05/19/2009 |
| 7527697 | Process for removing water and apparatus for removing water To provide a process for removing water, capable of maintaining good water removal performance for a long time continuously and constantly. A process for removing water, which comprises a dipping step of dipping an article having water attached on its surface, in a ... | 05/05/2009 |
| 7422021 | Method of cleaning oil strainer A method for cleaning an oil strainer in an oil pan of an internal combustion engine from which substantially all lubricant has been drained, the method comprising connecting a first conduit to said oil pan; introducing a cleaning fluid into said oil pan; connecting... | 09/09/2008 |
| 7413615 | Method of transferring polymerizable liquid and apparatus for transfer A subject for the invention is to provide a method of transferring a polymerizable liquid by which the polymerizable liquid can be stably transferred without arousing any mechanical-seal trouble over long. The method of transferring a polymerizable liquid utilizes a... | 08/19/2008 |
| 7404864 | Method of operating a dishwasher pump and filtration system A dishwasher includes a pump assembly having a multi-stage filtering arrangement which functions to trap soil particles contained in a washing fluid to reduce the number of fresh water fills required to perform a washing operation. All of the washing fluid is initia... | 07/29/2008 |
| 7399367 | Rust-preventive water-oil separating cleaner composition and a cleaning method using the same A rust-preventive water-oil separating cleaner composition contacts a part to be cleaned to which an oil attaches. The composition separates the oil from the part, while providing the part with a rust-preventive property, thus forming an oil layer containing the oil... | 07/15/2008 |
| 7399366 | Product and processes for preventing the occurrence of rust stains resulting from irrigation systems using water containing iron ions and for cleaning off rust stains resulting from using said irrigation systems Several products and processes for preventing the occurrence of rust stains resulting from irrigation systems using water having iron ions, such as well water, and for cleaning off rust stains resulting from the use of said irrigation systems are disclosed. In one e... | 07/15/2008 |
| 7383841 | Method of cleaning substrate-processing device and substrate-processing device In a cleaning step of a substrate-processing device, vacuum drawing is made for the space between an inner chamber and an outer chamber that receives the inner chamber. Temperature of the inner chamber is set higher than the temperature of the inner chamber during s... | 06/10/2008 |
| 7381279 | Article for deionization of water An article of manufacture, a system, and a method for at least partially deionizing water, including but not limited to converting tap water into essentially deionized water that can be used for numerous purposes including, but not limited to cleaning and/or treatin... | 06/03/2008 |
| 7377982 | Method for the removal of airborne molecular contaminants using water gas mixtures The present invention discloses a method for the removal of a number of molecular contaminants from surfaces within a device. A purge gas containing oxygen and/or water is introduced into the interior of the device, contacting at least a portion of the interior surf... | 05/27/2008 |
| 7372049 | Lithographic apparatus including a cleaning device and method for cleaning an optical element An EUV lithographic apparatus includes an EUV radiation source, an optical element and a cleaning device. The cleaning device includes a hydrogen radical source and a flow tube in communication with the hydrogen radical source. The cleaning device is configured to p... | 05/13/2008 |
| 7368057 | Method and system for removing residual water from excess washcoat by ultrafiltration A washcoat coating composition is disclosed that includes at least one water insoluble organic solvent and at least one polymer, such as an epoxy acrylic copolymer. A method of removing residual water from a mixture of residual water and washcoat using ultrafiltrati... | 05/06/2008 |
| 7368019 | Method for preventing elution of lead and/or nickel from copper alloy piping material such as valve or pipe joint and copper alloy piping material, and fluid for use in cleaning piping material A technique is provided to precludes elution of the nickel by infallibly removing the nickel adhering to the inner surface of plumbing hardware, realize a treatment for efficient (treating temperature, treating duration, etc.) preclusion of both or either of lead an... | 05/06/2008 |
| 7368589 | Purification of silicone containing compounds by supercritical fluid extraction The present invention relates to a process for the purification of silicone containing compounds via supercritical fluid extraction. Specifically, the present invention relates to a process comprising the steps of contacting at least one silicone containing compound... | 05/06/2008 |
| 7364627 | Method for controlling concrete washout A washout container to which are mounted inclined ramps that allow a transit mixer, concrete pumping truck or other concrete handling vehicle to drive up over a portion of the container for dumping excess concrete and washing out waste concrete. The container cross-... | 04/29/2008 |
| 7364625 | Rinsing processes and equipment Described are methods of rinsing and processing devices such as semiconductor wafers wherein the device is rinsed with using a surface tension reducing agent; the method may include a subsequent drying step which preferably incorporates the use of a surface tension ... | 04/29/2008 |
| 7361283 | Extraction and treatment of heavy metals Contaminated waste streams or soil or sludge is subjected to a first treatment stage with an acid liquor at a pH below 2 and at a solids content from 5 to 30%; then the liquid and solid phases from the first treatment stage are separated; the solids from the first t... | 04/22/2008 |
| 7361231 | System and method for mid-pressure dense phase gas and ultrasonic cleaning Workpieces are loaded into a cleaning chamber. The cleaning chamber is pressurized with a first dense-phase cleaning fluid, the temperature and pressure of the first dense-phase fluid being maintained at less than about 1500 psi using a temperature control device. T... | 04/22/2008 |
| 7361232 | Method and apparatus for cleaning the cutting system of an electric shaver By providing a shaver receiving and supporting housing which is constructed for enabling cleaning fluid to be delivered directly to the interior of a shaver in a highly efficient manner, a fully integrated shaving cleaning system is realized which is capable of prov... | 04/22/2008 |
| 7358503 | Tomography of solid materials The invention provides a method for the identification of deposits of solid materials in process plants, the method comprising the creation of a theee-dimensional image by means of tomography, preferably passive tomography, most preferably gamma-ray tomography. Typi... | 04/15/2008 |
| 7353623 | Solvent removal apparatus and method A solvent removal apparatus and method is provided that can dry a coat on a workpiece in a uniform thickness. The solvent removal apparatus includes a support base for supporting a substrate provided with a liquid phase film-forming coat containing a film material a... | 04/08/2008 |
