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Browse by Category: Main > Material Science
Class Information
Number: 134/29
Name: Cleaning and liquid contact with solids > Processes > Using sequentially applied treating agents > One a soap or an alkaline agent
Description: Processes which include treating the work with a fatty acid soap, rosin soap, soap of unspecified constitution, or a substance which has an alkaline reaction.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7594971 Method of cleaning and sterilizing medical instruments Sep. 29, 2009
7582212 Method of removing silicon dioxide from waste liquid, method of cleaning membrane tube and method of processing waste water Sep. 1, 2009
7566347 Cleaning process utilizing an organic solvent and a pressurized fluid solvent Jul. 28, 2009
7562664 Apparatus, products and processes for preventing the occurrence of rust stains resulting from irrigation systems using water containing iron ions Jul. 21, 2009
7559993 Process for decoating a washcoat catalyst substrate Jul. 14, 2009
7556696 Removal of niobium second phase particle deposits from pickled zirconium-niobium alloys Jul. 7, 2009
7540926 Method of cleaning contaminated surfaces Jun. 2, 2009
7541321 Water soluble barrier film conformal coating composition Jun. 2, 2009
7537705 Method for treating feedwater May. 26, 2009
7531047 Method of removing residue from a substrate after a DRIE process May. 12, 2009
7507299 Apparatuses, systems and processes for surface cleaning Mar. 24, 2009
7470330 Method for dissolving oilfield scale Dec. 30, 2008
7462248 Method and system for cleaning a photomask Dec. 9, 2008
7462249 Surface treatment process for metal articles Dec. 9, 2008
7452426 Process solutions containing surfactants used as post-chemical mechanical planarization treatment Nov. 18, 2008
7435301 Cleaning solution of silicon germanium layer and cleaning method using the same Oct. 14, 2008
7422641 Substrate cleaning apparatus and substrate cleaning method Sep. 9, 2008
7410544 Method for cleaning electroless process tank Aug. 12, 2008
7402212 Apparatus and method for cleaning a glass substrate before photoresist coating Jul. 22, 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 Jul. 15, 2008
7377984 Method for cleaning a photomask May. 27, 2008
7377983 Prevention of deposits on ceramics May. 27, 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 materia May. 6, 2008
7368057 Method and system for removing residual water from excess washcoat by ultrafiltration May. 6, 2008
7361231 System and method for mid-pressure dense phase gas and ultrasonic cleaning Apr. 22, 2008
7337788 Compositions useful for cleaning solvent-based paint from paint delivery installations Mar. 4, 2008
7331354 Cleaning of tray columns which have been used for rectificatively treating liquids comprising (meth)acrylic acid and/or esters thereof Feb. 19, 2008
7329322 Exhaust apparatus, semiconductor device manufacturing system and method for manufacturing semiconductor device Feb. 12, 2008
7314529 Substrate cleaning apparatus and substrate cleaning method Jan. 1, 2008
7305998 Mobile flushing unit and process Dec. 11, 2007
7267728 System and method for cleaning and/or treating vehicles and the surfaces of other objects Sep. 11, 2007
7264681 Cleaning apparatus and cleaning method Sep. 4, 2007
7261847 Process for the functional regeneration of the porosity of moulds used for moulding ceramic objects Aug. 28, 2007
7252095 Mobile flushing unit and process Aug. 7, 2007
7252096 Methods of simultaneously cleaning and disinfecting industrial water systems Aug. 7, 2007
7252720 Removal of prion infectivity Aug. 7, 2007
7247208 Microelectronic cleaning compositions containing ammonia-free fluoride salts Jul. 24, 2007
7244316 Methods of making gas sensors and sensors formed therefrom Jul. 17, 2007
7228865 FRAM capacitor stack clean Jun. 12, 2007
7229506 Process for pickling martensitic or ferritic stainless steel Jun. 12, 2007
7226897 Water soluble barrier film conformal coating composition Jun. 5, 2007
7208049 Process solutions containing surfactants used as post-chemical mechanical planarization treatment Apr. 24, 2007
7198052 Mobile flushing unit and process Apr. 3, 2007
7198680 Process for cleaning surfaces of medical equipment Apr. 3, 2007
7186300 Compositions and methods for treating surfaces Mar. 6, 2007
7186301 Device and method for cleaning photomask Mar. 6, 2007
7169235 Cleaning method and polishing apparatus employing such cleaning method Jan. 30, 2007
7163588 Processing a workpiece using water, a base, and ozone Jan. 16, 2007
7125456 Method for cleaning a washing device of an offset printing machine Oct. 24, 2006
7097715 Cleaning system utilizing an organic cleaning solvent and a pressurized fluid solvent Aug. 29, 2006

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