Patents by Inventor Christiaan E. Van den Oever

Christiaan E. Van den Oever has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Counter current dry fractional crystallization
    Patent number: 5556972
    Abstract: The invention relates to a method for dry fractionation of fatty substances by a counter current dry fractionation operation, comprising at least two dry fractional crystallization treatments;a first dry fractional crystallization treatment comprising the steps of:1a) dry fractionating by crystallization the fatty substances into a higher melting first stearin fraction and a lower melting first olein fraction;1b) separating the first stearin fraction from the first olein fraction by membrane filter pressing; and1c) feeding the separated first olein fraction to a second dry fractional recrystallization treatment; anda second dry fractional crystallization treatment comprising the steps of:2a) dry fractionating by crystallization the first olein fraction into a higher melting second stearin fraction and a lower melting second olein fraction;2b) separating the second stearin fraction from the second olein fraction by membrane filter pressing; and2c) feeding the separated second stearin fraction to the first dry
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: September 17, 1996
    Assignee: Van den Bergh Foods Co., Division of Conopco, Inc.
    Inventors: Cornelis N. M. Keulemans, Christiaan E. Van den Oever