Patents by Inventor Hans-Gunter Zander

Hans-Gunter Zander 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 micronizing solid matter in jet mills
    Patent number: 4917309
    Abstract: A process for micronizing solid matters in a jet mill, wherein the solid matters are brought into the jet mill across an injector and wherein the micronization takes place, if necessary, in the presence of milling aids and/or dispersing agents, wherein the solid matters are forcibly supplied to the injector and an apparatus for carrying out the process, the apparatus comprising a dosing means, a forcible entry means, and injector and a jet mill.
    Type: Grant
    Filed: March 30, 1989
    Date of Patent: April 17, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Gunter Zander, Horst Bornefeld, Bernd-Michael Holle
  • Process and device for micronizing solid matter in jet mills
    Patent number: 4880169
    Abstract: A process for micronizing solid matters in a jet mill, wherein the solid matters are brought into the jet mill across an injector and wherein the micronization takes place, if necessary, in the presence of milling aids and/or dispersing agents, wherein the solid matters are forcibly supplied to the injector and an apparatus for carrying out the process, the apparatus comprising a dosing means, a forcible entry means, and injector and a jet mill.
    Type: Grant
    Filed: January 15, 1988
    Date of Patent: November 14, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Gunter Zander, Horst Bornefeld, Bernd-Michael Holle