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Class Information
Number: 134/28
Name: Cleaning and liquid contact with solids > Processes > Using sequentially applied treating agents > One an acid or an acid salt
Description: Processes which include treating the work with either an acid or an acid salt.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618495 |
Method for pickling a work string using dispersed solvent-in-acid fluid design |
Nov. 17, 2009 |
| 7611588 |
Methods and compositions for removing metal oxides |
Nov. 3, 2009 |
| 7601227 |
High purification method of jig for semiconductor heat treatment |
Oct. 13, 2009 |
| 7597765 |
Post etch wafer surface cleaning with liquid meniscus |
Oct. 6, 2009 |
| 7578888 |
Method for treating laser-structured plastic surfaces |
Aug. 25, 2009 |
| 7578889 |
Methodology for cleaning of surface metal contamination from electrode assemblies |
Aug. 25, 2009 |
| 7559993 |
Process for decoating a washcoat catalyst substrate |
Jul. 14, 2009 |
| 7540926 |
Method of cleaning contaminated surfaces |
Jun. 2, 2009 |
| 7541321 |
Water soluble barrier film conformal coating composition |
Jun. 2, 2009 |
| 7531043 |
Magnetic disk substrate and production method of magnetic disk |
May. 12, 2009 |
| 7531047 |
Method of removing residue from a substrate after a DRIE process |
May. 12, 2009 |
| 7524383 |
Method and system for passivating a processing chamber |
Apr. 28, 2009 |
| 7507300 |
Method and apparatus for cleaning a photoactive and/or hydrophilic surface |
Mar. 24, 2009 |
| 7470330 |
Method for dissolving oilfield scale |
Dec. 30, 2008 |
| 7470631 |
Methods for fabricating residue-free contact openings |
Dec. 30, 2008 |
| 7468106 |
Removal of niobium second phase particle deposits from pickled zirconium-niobium alloys |
Dec. 23, 2008 |
| 7468105 |
CMP cleaning composition with microbial inhibitor |
Dec. 23, 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 |
| 7448397 |
Apparatus for applying disparate etching solutions to interior and exterior surfaces |
Nov. 11, 2008 |
| 7422639 |
Method of reducing water spotting and oxide growth on a semiconductor structure |
Sep. 9, 2008 |
| 7422641 |
Substrate cleaning apparatus and substrate cleaning method |
Sep. 9, 2008 |
| 7419768 |
Methods of fabricating integrated circuitry |
Sep. 2, 2008 |
| 7416612 |
Process for removal of paint from plastic substrates |
Aug. 26, 2008 |
| 7410544 |
Method for cleaning electroless process tank |
Aug. 12, 2008 |
| 7399365 |
Aqueous fluoride compositions for cleaning semiconductor devices |
Jul. 15, 2008 |
| 7396417 |
Method for removing laser scales |
Jul. 8, 2008 |
| 7384901 |
Process for cleaning aluminum and aluminum alloy surfaces with nitric acid and chromic acid-free compositions |
Jun. 10, 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 |
| 7364625 |
Rinsing processes and equipment |
Apr. 29, 2008 |
| 7351295 |
Cleaning and polishing rusted iron-containing surfaces |
Apr. 1, 2008 |
| 7337788 |
Compositions useful for cleaning solvent-based paint from paint delivery installations |
Mar. 4, 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 |
| 7306681 |
Method of cleaning a semiconductor substrate |
Dec. 11, 2007 |
| 7264679 |
Cleaning of chamber components |
Sep. 4, 2007 |
| 7264681 |
Cleaning apparatus and cleaning method |
Sep. 4, 2007 |
| 7261780 |
Ceramic susceptor and a method of cleaning the same |
Aug. 28, 2007 |
| 7258750 |
Process for removal of paint from plastic substrates |
Aug. 21, 2007 |
| 7252718 |
Forming a passivating aluminum fluoride layer and removing same for use in semiconductor manufacture |
Aug. 7, 2007 |
| 7252096 |
Methods of simultaneously cleaning and disinfecting industrial water systems |
Aug. 7, 2007 |
| 7251959 |
Washwater neutralization system for glass forming line |
Aug. 7, 2007 |
| 7250085 |
Method of wet cleaning a surface, especially of a material of the silicon-germanium type |
Jul. 31, 2007 |
| 7247208 |
Microelectronic cleaning compositions containing ammonia-free fluoride salts |
Jul. 24, 2007 |
| 7247579 |
Cleaning methods for silicon electrode assembly surface contamination removal |
Jul. 24, 2007 |
| 7244316 |
Methods of making gas sensors and sensors formed therefrom |
Jul. 17, 2007 |
| 7228865 |
FRAM capacitor stack clean |
Jun. 12, 2007 |
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