Patents by Inventor Dieter Nolker

Dieter Nolker 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).

  • Production of granular alkali metal diphosphates or triphosphates
    Patent number: 4394358
    Abstract: The invention relates to a process for making granulated, partially or completely hydrated alkali metal diphosphates or triphosphates. To this end, the invention provides for alkali metal diphosphates or triphosphates which consist to an extent of at least 20% of particles with a size of less than 0.045 mm and are hydrated to an extent of less than 90%, based on the phosphates' theoretical content of water of hydration, to be intensively mixed and granulated in the presence of water and an ammonium polyphosphate, this latter being used in a proportion of about 0.5 to 50 weight %, based on the quantity of water used.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: July 19, 1983
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Alexander Maurer, Renate Adrian, Herbert Panter, Gero Heymer, Dieter Nolker