Patents by Inventor Wilfried Adler

Wilfried Adler 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 increasing the density of spray dried, phosphate-reduced detergents
    Patent number: 5149455
    Abstract: The density of a spray-dried, phosphate-reduced detergent powder containingA) 4 to 20% by weight of at least one anionic surfactant,B) 2 to 20% by weight of at least one nonionic surfactant,C) 20 to 50% by weight of at least one builder,D) 3 to 25% by weight washing alkalis,E) 0 to 30% by weight of other detergent constituentswhich lend themselves to hot spray drying is increased by continuously introducing a detergent powder having up to 50% of the final amount of nonionic surfactant into a cylindrical, horizontally arranged mixing drum in which a shaft is mounted for axial rotation. The shaft is equipped with radially arranged impact tools of defined length. The rotational speed of the shaft is regulated to provide a Froude index of from 50 to 1000.
    Type: Grant
    Filed: January 18, 1991
    Date of Patent: September 22, 1992
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Jochen Jacobs, Ulrich Jahnke, Dieter Jung, Rudolf Oleffelmann, Wilfried Adler