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Class Information
Number: 568/921
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal) > Acyclic > Purification or recovery > Alkali or alkaline earth metal containing compound utilized > Alkali metal hydroxide
Description: Processes wherein the compound is a Group IA metal hydroxide.

Patents under this class:

Patent Number Title Of Patent Date Issued
8273927 Alcohol fractionation Sep. 25, 2012
8129573 Method for purifying fermentation alcohol Mar. 6, 2012
7273956 Process for preparing solutions of alkali metal salts of functionalized alcohols Sep. 25, 2007
6117277 Process for the distillation of alcohols Sep. 12, 2000
5962749 Process for the removal of alkalinity in the manufacture of polyether polyols and the reuse of this alkalinity in the manufacture of polyether polyols Oct. 5, 1999
5663156 Mixture of higher primary aliphatic alcohols, its obtention from sugar cane wax and its pharmaceutical uses Sep. 2, 1997
5233098 Method for removing and recovering fluorinated alcohol from waste gas Aug. 3, 1993
4661646 Process for the preparation of 1-butene-3,4-diol Apr. 28, 1987
4523928 Gasohol production from thermochemical conversion of biomass to ethanol Jun. 18, 1985
4448644 Method of producing ethanol-water azeotrope from crude ethanol May. 15, 1984
4308109 Method of producing ethanol-water azeotrope from crude ethanol Dec. 29, 1981
4130484 Purification process Dec. 19, 1978
3990952 Alcohol distillation process Nov. 9, 1976
3959389 Method of manufacturing alkylene oxide adducts of an aliphatic alcohol May. 25, 1976
3939217 Alcohol purification process Feb. 17, 1976
3932531 Method of manufacturing alkylene oxide adducts of an aliphatic alcohol Jan. 13, 1976

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