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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:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
8691019 Process for cleaning a compound semiconductor wafer Apr. 8, 2014
8691023 Methods and apparatus for cleaning deposition chamber parts using selective spray etch Apr. 8, 2014
8685172 Integrated processing and critical point drying systems for semiconductor and MEMS devices Apr. 1, 2014
8685173 Method of cleaning food and beverage manufacturing and handling equipment Apr. 1, 2014
8668777 Process for treating a semiconductor wafer Mar. 11, 2014
8668779 Method of simultaneously cleaning and disinfecting industrial water systems Mar. 11, 2014
8657966 Combinatorial approach to the development of cleaning formulations for glue removal in semiconductor applications Feb. 25, 2014
8652267 Coated-type silicon-containing film stripping process Feb. 18, 2014
8652266 Method and apparatus for surface treatment of semiconductor substrates using sequential chemical applications Feb. 18, 2014
8647443 Methods for cleaning an automatic biochemical analyzer Feb. 11, 2014
8647445 Process for cleaning semiconductor devices and/or tooling during manufacturing thereof Feb. 11, 2014
8641829 Substrate processing system Feb. 4, 2014
8591663 Corrosion product chemical dissolution process Nov. 26, 2013
8591662 Methods for cleaning a semiconductor substrate Nov. 26, 2013
8580046 Method for the treatment of a semiconductor wafer Nov. 12, 2013
8574370 Use of alkane sulphonic acid for rust removal Nov. 5, 2013
8551252 Methods for removing residual particles from a substrate Oct. 8, 2013
8545635 Hard floor surface care process Oct. 1, 2013
8545638 Method of cleaning a food plant Oct. 1, 2013
8545639 Method of cleaning aluminum plasma chamber parts Oct. 1, 2013
8546016 Solutions for cleaning semiconductor structures and related methods 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
8475668 Substrate liquid processing apparatus, substrate liquid processing method, and storage medium having substrate liquid processing program stored therein Jul. 2, 2013
8460474 Method of cleaning semiconductor wafers Jun. 11, 2013
8425688 Process for acidic cleaning in the beer industry Apr. 23, 2013
8419863 Method for removing painted markings Apr. 16, 2013
8398781 Methods for cleaning industrial equipment with pre-treatment Mar. 19, 2013
8388761 Method for container sterilizing and washing and apparatus therefor Mar. 5, 2013
8377216 Vacuum processing apparatus and vacuum processing method Feb. 19, 2013
8377219 Method for cleaning a semiconductor wafer composed of silicon directly after a process of polishing of the semiconductor wafer Feb. 19, 2013
8372213 Method for the treatment of a semiconductor wafer Feb. 12, 2013
8343283 Cleaning with controlled release of acid Jan. 1, 2013
8333843 Process to remove metal contamination on a glass substrate Dec. 18, 2012
8323472 Method of surface treatment of metal base material Dec. 4, 2012
8309472 Method of rapid thermal treatment using high energy electromagnetic radiation of a semiconductor substrate for formation of epitaxial materials Nov. 13, 2012
8298346 Substrate processing method and substrate processing apparatus Oct. 30, 2012
8298341 Removal of metal contaminant deposited on quartz member of vertical heat processing apparatus Oct. 30, 2012
8246758 Neutral or alkaline medium chain peroxycarboxylic acid compositions and methods employing them Aug. 21, 2012
8241428 Liquid acidic hard surface cleaning composition Aug. 14, 2012
8221552 Cleaning of bonded silicon electrodes Jul. 17, 2012
8221556 Copper alloy plumbing hardware, such as valves and tube couplings, and the treatment method for reducing elution of lead Jul. 17, 2012
8216384 Combinatorial approach to the development of cleaning formulations for wet removal of high dose implant photoresist Jul. 10, 2012
8216383 Methods and composition for cleaning a heat transfer system having an aluminum component Jul. 10, 2012
8197605 Use of alkanesulfonic acid as agent for cleaning cement, mortar and concrete Jun. 12, 2012
8192554 Method of descaling metallic devices Jun. 5, 2012
8163101 Method of cleaning contaminated surfaces Apr. 24, 2012
8163102 Composition for removing cementitious material from a surface and associated methods Apr. 24, 2012

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