Patents by Inventor Koos Van Etten

Koos Van Etten 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).

  • Method of preparing an aqueous food supplement for cattle and thus prepared food supplement
    Patent number: 5160753
    Abstract: A method for preparing an aqueous food supplement for cattle wherein water and at least one substrate is used for preparing an aqueous solution of micro- and macro-elements. At least phosphoric acid being added to said water in order to lower the pH of said aqueous food supplement to be obtained to such an extent, that substantially no phosphate precipitation takes place and at least one substantially water insoluble substance is dissolved in said water acidified by phosphoric acid. An additional food supplement comprising a substantially saturated solution of calcium chloride and/or magnesium chloride can be added to the food supplement.
    Type: Grant
    Filed: March 11, 1992
    Date of Patent: November 3, 1992
    Assignee: Van Epenhuysen Chemische Fabrieken b.v.
    Inventors: Jan Van Benthem, Koos Van Etten