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Class Information
Number: 134/38
Name: Cleaning and liquid contact with solids > Processes > Paints, varnishes, lacquers, or enamels, removal
Description: Processes in which paints, varnishes, lacquers, or enamels are removed from the work.










Patents under this class:
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Patent Number Title Of Patent Date Issued
4792364 Paint detackification Dec. 20, 1988
4791043 Positive photoresist stripping composition Dec. 13, 1988
4786578 Agent and method for the removal of photoresist and stripper residues from semiconductor substrates Nov. 22, 1988
4778534 Method for cleaning paint rollers Oct. 18, 1988
4776892 Process for stripping light-hardened photoresist layers Oct. 11, 1988
4773940 Lead frame preparation for solder dipping Sep. 27, 1988
4770713 Stripping compositions containing an alkylamide and an alkanolamine and use thereof Sep. 13, 1988
4765844 Solvents for photoresist removal Aug. 23, 1988
4764222 N-methyl-2-pyrrolidone compositions Aug. 16, 1988
4756765 Laser removal of poor thermally-conductive materials Jul. 12, 1988
4753738 Sludge conditioning process Jun. 28, 1988
4752411 Liquid composition for cleaning hard surfaces Jun. 21, 1988
4749510 Paint stripping composition and method of making and using the same Jun. 7, 1988
4744834 Photoresist stripper comprising a pyrrolidinone, a diethylene glycol ether, a polyglycol and a quaternary ammonium hydroxide May. 17, 1988
4741784 Composition and method for removing conformal coatings May. 3, 1988
4737195 Activator-accelerator mixtures for alkaline paint stripper compositions Apr. 12, 1988
4734138 Method of removing coating and restoring wood Mar. 29, 1988
4732695 Paint stripper compositions having reduced toxicity Mar. 22, 1988
4731125 Media blast paint removal system Mar. 15, 1988
4731126 Composition and method for purging polymeric residues Mar. 15, 1988
4729797 Process for removal of cured epoxy Mar. 8, 1988
4726848 Chlorinated hydrocarbon protective and/or decorative coating stripping composition and method Feb. 23, 1988
4708775 Disposal of wastes with solvent recovery Nov. 24, 1987
4705574 Debonding process for removing non-metallic coatings from metal hangers Nov. 10, 1987
4704234 Compositions comprising imidazole, pyrazole or derivatives thereof for removing undesirable organic matter from a surface Nov. 3, 1987
4699730 Magnesium sulfate and complex silicate mineral paint denaturant Oct. 13, 1987
4699807 Finish restorer Oct. 13, 1987
4693756 Method and retort for the removal of carbonizable coatings from the surfaces of metal objects Sep. 15, 1987
4692263 Stripping paste for removing lacquer and paint coatings Sep. 8, 1987
4686047 Process for detackification of paint spray operation wastes Aug. 11, 1987
4680133 Stripping composition containing an amide and a carbonate and use thereof Jul. 14, 1987
4678597 Chemical cleaning solution and method Jul. 7, 1987
4675126 Method of cleaning equipment for handling reactive multicomponent mixtures of high viscosity Jun. 23, 1987
4664721 Printing screen cleaning and reclaiming compositions May. 12, 1987
4655956 Azeotrope-like compositions of trichlorotrifluoroethane, methanol, nitromethane and hexane Apr. 7, 1987
4654088 Decoating of aluminum scrap Mar. 31, 1987
4654160 Azeotrope-like compositions of trichlorotrifluoroethane, methanol, acetone, nitromethane and hexane Mar. 31, 1987
4645617 Stripping compositions with reduced vapor containing MeCl.sub.2, a wax and ethylene or propylene carbonate Feb. 24, 1987
4643840 Paint stripper compositions Feb. 17, 1987
4639327 Composition and method for cleaning painted surfaces Jan. 27, 1987
4637824 Paint detackification method Jan. 20, 1987
4620937 All purpose cleaner containing D-Limonene Nov. 4, 1986
4619706 Method for stripping organic coatings from substrates Oct. 28, 1986
4619711 Paint stripping foam Oct. 28, 1986
4617251 Stripping composition and method of using the same Oct. 14, 1986
4612058 Compositions for removing polymeric films Sep. 16, 1986
4606777 Paint roller cleaner Aug. 19, 1986
4606840 Aqueous composition for the dispersion of hydrophobic substances, particularly applicable to the cleaning of objects soiled by paint or the like Aug. 19, 1986
4600513 Composition for the clarification and detackification of paint spray booth wastes Jul. 15, 1986
4600522 Detergent cleaning composition Jul. 15, 1986

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