Patents Represented by Attorney Richard P. Crowley, Atty.

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  • Method for the purification of vitamin E
    Patent number: 5582692
    Abstract: A method for the separation and purification in a single pass of a heat or oxygen-sensitive liquid feed, such as a plant derived liquid feed mixture of fatty acids, tocopherol compounds and sterols, into a low boiling point purified fraction of Vitamin E tocopherol compounds and a high boiling point concentrate fraction of triglycerides, which method can be maintained in the presence of an inert gas to provide reduced degradation and increased purity of the Vitamin E fraction.
    Type: Grant
    Filed: October 7, 1994
    Date of Patent: December 10, 1996
    Assignee: Artisan Industries, Inc.
    Inventor: James L. Baird