Patents by Inventor Mathijs W. Packbier

Mathijs W. Packbier 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 and device for preparing prills
    Patent number: 3975472
    Abstract: A method for making granules from sprayed molten material falling through a tower in which a substantial amount of the rising cooling gas stream is withdrawn from the tower at a level below the top of the tower and is discharged to atmosphere. Only the remaining gas stream requires treatment to remove dust and other pollutants, resulting in a considerably lower energy consumption at the same environmental pollution compared with other processes and installations known.
    Type: Grant
    Filed: January 29, 1975
    Date of Patent: August 17, 1976
    Assignee: Stamicarbon B.V.
    Inventors: Mathijs W. Packbier, Kees Jonckers