Patents by Inventor Karldietrich Vorwerck

Karldietrich Vorwerck 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).

  • Method for hydrothermal treatment of starch products, particularly rice
    Patent number: 5427810
    Abstract: Parboiled rice, or a similar starch-containing product, is produced by moistening the rice in a preheating installation 1 and, thereafter, applying steam to heat the rice to boiling temperature. The rice is kept at the boiling temperature in a heat-retaining vessel 9 for cooking rice. Thereupon, the rice is dried in a drying installation 12 and cooled, if necessary.
    Type: Grant
    Filed: October 12, 1993
    Date of Patent: June 27, 1995
    Assignee: Buhler GmbH
    Inventors: Karldietrich Vorwerck, Uwe Brandt
  • Apparatus for hydro-thermical treatment of starchy products, in particular rice
    Patent number: 5293814
    Abstract: For the production of parboiled rice or a similar starch-containing product, the rice, after conveniently being moisted in a preheating installation 1, is brought to boiling temperature and, having reached this, is kept at this boiling temperature in a heat-retaining vessel 9 until the cooking process is finished. Thereupon, the rice is dried in a drying installation 12 and cooled, if necessary.
    Type: Grant
    Filed: January 9, 1992
    Date of Patent: March 15, 1994
    Assignee: Buhler GmbH
    Inventors: Karldietrich Vorwerck, Uwe Brandt