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Class Information
Number: 134/41
Name: Cleaning and liquid contact with solids > Processes > Metal base work, acid treating
Description: Processes which include treating metallic base work with acids.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8702868 Method for decontaminating surfaces of nuclear plants which have been contaminated with alpha emitters Apr. 22, 2014
8701256 Removing material from surfaces of metals processing chambers Apr. 22, 2014
8691018 High molecular weight polyacrylates for aluminum protection in warewash applications Apr. 8, 2014
8691019 Process for cleaning a compound semiconductor wafer Apr. 8, 2014
8679366 Cleaning composition containing a polysaccharide graft polymer composition and methods of controlling hard water scale Mar. 25, 2014
8668779 Method of simultaneously cleaning and disinfecting industrial water systems Mar. 11, 2014
8652266 Method and apparatus for surface treatment of semiconductor substrates using sequential chemical applications Feb. 18, 2014
8647445 Process for cleaning semiconductor devices and/or tooling during manufacturing thereof Feb. 11, 2014
8636918 Cleaning composition containing a polysaccharide hybrid polymer composition and methods of controlling hard water scale Jan. 28, 2014
8591663 Corrosion product chemical dissolution process Nov. 26, 2013
8591661 Low damage photoresist strip method for low-K dielectrics Nov. 26, 2013
8580724 Metal loss inhibitor formulations and processes Nov. 12, 2013
8574370 Use of alkane sulphonic acid for rust removal Nov. 5, 2013
8545635 Hard floor surface care process Oct. 1, 2013
8529707 Liquid processing apparatus, liquid processing method, and storage medium having computer program recorded therein Sep. 10, 2013
8524006 Target bodies and uses thereof in the production of radioisotope materials Sep. 3, 2013
8506722 Method for cleaning filtering membrane Aug. 13, 2013
8486201 Method for drying a semiconductor wafer Jul. 16, 2013
8480812 Process for removing hydrocarbons and noxious gasses from reactors and media-packed equipment Jul. 9, 2013
8480808 Detergent compositions with combinations of acrylic and maleic acid homopolymers and/or salts thereof for aluminum protection Jul. 9, 2013
8450257 Multipurpose, non-corrosive cleaning compositions and methods of use May. 28, 2013
8398779 Non destructive selective deposition removal of non-metallic deposits from aluminum containing substrates Mar. 19, 2013
8377216 Vacuum processing apparatus and vacuum processing method Feb. 19, 2013
8337634 Methods and removers for removing anodized films Dec. 25, 2012
8323415 Fast recycling process for ruthenium, gold and titanium coatings from hydrophilic PEM fuel cell bipolar plates Dec. 4, 2012
8323472 Method of surface treatment of metal base material Dec. 4, 2012
8298341 Removal of metal contaminant deposited on quartz member of vertical heat processing apparatus Oct. 30, 2012
8263540 Detergent compositions with combinations of acrylic and maleic acid homopolymers and/or salts thereof for aluminum protection Sep. 11, 2012
8241428 Liquid acidic hard surface cleaning composition Aug. 14, 2012
8231733 Aqueous stripping and cleaning composition Jul. 31, 2012
8226773 Method and composition for cleaning wafers Jul. 24, 2012
8221556 Copper alloy plumbing hardware, such as valves and tube couplings, and the treatment method for reducing elution of lead Jul. 17, 2012
8216383 Methods and composition for cleaning a heat transfer system having an aluminum component Jul. 10, 2012
8216384 Combinatorial approach to the development of cleaning formulations for wet removal of high dose implant photoresist Jul. 10, 2012
8211239 Method of cleaning beer kegs and other brewery processing equipment Jul. 3, 2012
8197605 Use of alkanesulfonic acid as agent for cleaning cement, mortar and concrete Jun. 12, 2012
8192556 Pickling or brightening/passivating solution and process for steel and stainless steel Jun. 5, 2012
8163101 Method of cleaning contaminated surfaces Apr. 24, 2012
8147713 Composition and method for scale removal and leak detection Apr. 3, 2012
8133327 Substrate processing method, storage medium and substrate processing apparatus Mar. 13, 2012
8133854 Liquid acidic hard surface cleaning composition Mar. 13, 2012
8128754 Ferric pickling of silicon steel Mar. 6, 2012
8118945 Substrate processing method and substrate processing apparatus Feb. 21, 2012
8080508 Formulations with unexpected cleaning performance incorporating a biodegradable chelant Dec. 20, 2011
8052800 Method for the removal of an insulative coating using an aqueous solution comprising dimethyl formamide Nov. 8, 2011
8038798 Method of and apparatus for cleaning substrate Oct. 18, 2011
8029623 Acid removal in cleaning processes Oct. 4, 2011
8025736 Semiconductor device fabrication equipment for performing PEOX process and method including cleaning the equipment with remotely produced plasma Sep. 27, 2011
8021491 Method for selectively removing coatings from metal substrates Sep. 20, 2011
8016948 Method of removing contaminants from a coating surface comprising an oxide or fluoride of a group IIIB metal Sep. 13, 2011

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