Patents by Inventor Hendrik Johannes Connotte

Hendrik Johannes Connotte 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).

  • Solid detergent block
    Patent number: 5759977
    Abstract: A solid detergent composition suitable for use in an industrial warewashing process and in the form of a block of compressed granular material is provided, said block having a weight of 0.2-10 kg and comprising:25-35% by weight of an alkalimetal metasilicate selected from sodium- and potassium metasilicate;40-55% by weight of a phosphate builder;2-4% by weight of a compressing aid selected from low foaming nonionic surfactants, metal soaps, paraffins, talcum powder, polyethylene glycol, sodium benzoate, mixtures of long chain ketones having more than 25 carbon atoms and fatty alcohols, and mixtures thereof; and up to 7.0% by weight of free water. Said block has optimal quality characteristics.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: June 2, 1998
    Assignee: Diversey Lever, Inc.
    Inventors: Guido Clemens van den Brom, Hendrik Johannes Connotte