Patents by Inventor Henrich Engels

Henrich Engels 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 preparation of granular washing or cleaning agents and constituents therefor
    Patent number: 6107269
    Abstract: A process for producing granular detergents, cleaners or components thereof from dust-like solids having a particle size distribution such that at least 5% by weight of the solids have a diameter smaller than 0.1 mm, by placing the solids in a moving mixer and adding water in its vaporous state to the solids whereby the water in its vaporous state forms liquid water in situ on at least part of the solids in an amount of from 0.1% to 2% by weight, based on the weight of the granular detergents, cleaners or components thereof.
    Type: Grant
    Filed: July 9, 1998
    Date of Patent: August 22, 2000
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Henrich Engels, Michael Marschner