Patents by Inventor Robert D. Den Outer

Robert D. Den Outer 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).

  • Process for the manufacture of soap powder
    Patent number: 4466897
    Abstract: A process for making washing powder having a high content of sodium soap in which the tendency to form clots and gels is reduced. The reduction is effected by impregnating spray-dried or spray-cooled powder with a specified amount of a water-soluble sodium salt. The amount specified is sufficient to produce a solution of sodium ions having 0.5 to 4 molar initial concentration in the immediate locality of the individual spray-dried particles.
    Type: Grant
    Filed: September 22, 1982
    Date of Patent: August 21, 1984
    Assignee: Lever Brothers Company
    Inventors: Peter W. Appel, Robert D. Den Outer, Klaas Schutter, Johan C. P. Broekhoff