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Class Information
Number: 568/920
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
Description: Processes wherein a compound containing a Group IA or IIA metal is used.

Sub-classes under this class:

Class Number Class Name Patents
568/921 Alkali metal hydroxide 16

Patents under this class:

Patent Number Title Of Patent Date Issued
8426654 Method for the production of fatty alcohols Apr. 23, 2013
8329963 Removing solids in monoethylene glycol reclamation Dec. 11, 2012
8273927 Alcohol fractionation Sep. 25, 2012
8129573 Method for purifying fermentation alcohol Mar. 6, 2012
7642214 Catalyst for oxidation of alkane, process for preparing thereof and process for producing unsaturated oxygen-containing compound Jan. 5, 2010
7034060 Polycosanols from Ericerus pela wax Apr. 25, 2006
6984666 Polycosanols from Ericerus pela wax Jan. 10, 2006
6683116 Polycosanols from Ericerus pela wax Jan. 27, 2004
6133489 Obtaining glycols of low aldehyde content Oct. 17, 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
5856316 Mixture of higher primary aliphatic alcohols, its obtention from sugar cane wax and its pharmaceutical uses Jan. 5, 1999
5663156 Mixture of higher primary aliphatic alcohols, its obtention from sugar cane wax and its pharmaceutical uses Sep. 2, 1997
5519162 Method for removing a hydrogen cyanide contaminant from an organic liquid May. 21, 1996
5440058 Method for separating compounds in process streams Aug. 8, 1995
4544779 Extraction of alcohols with phosphine oxides Oct. 1, 1985
4523928 Gasohol production from thermochemical conversion of biomass to ethanol Jun. 18, 1985
4523043 Reagent and method for decomposing organosulfur compounds Jun. 11, 1985
4517298 Process for producing fuel grade ethanol by continuous fermentation, solvent extraction and alcohol separation May. 14, 1985
4508929 Recovery of alcohol from a fermentation source by separation rather than distillation Apr. 2, 1985
4492637 Water separation process Jan. 8, 1985
4130484 Purification process Dec. 19, 1978
4096175 Extraction method Jun. 20, 1978
4082617 Recovery of chemical components of cellulosic regenerating solution Apr. 4, 1978

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