Patents by Inventor Klaus Hook

Klaus Hook 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).

  • Micro granules for pesticides and process for their manufacture
    Patent number: 4144050
    Abstract: The invention is concerned with micro granules for pesticides and their manufacture by wet grinding a suspension of the active compound together with adjuvants in a ball mill to a particle size of at most 0.01 mm and subsequent spray-drying of the suspension thus obtained under a pressure of from 5 to 8 atmospheres gauge and at 140.degree. to 300.degree. C.
    Type: Grant
    Filed: March 21, 1977
    Date of Patent: March 13, 1979
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinz Frensch, Konrad Albrecht, Klaus Hook