Patents by Inventor Erik Aalrust

Erik Aalrust 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).

  • Enzymatic treatment of edible oils
    Patent number: 5264367
    Abstract: The content of phosphorus-containing components and the iron content of an edible vegetable or animal oil, preferably an oil such as soybean oil which has been wet-refined to remove mucilage, are reduced by enzymatic decomposition by contacting the oil with an aqueous solution of phospholipases A.sub.1, A.sub.2, or B and then separating the aqueous phase from the treated oil.
    Type: Grant
    Filed: May 14, 1992
    Date of Patent: November 23, 1993
    Assignees: Rohm GmbH, Metallgesellschaft-AG
    Inventors: Erik Aalrust, Wolfgang Beyer, Hans Ottofrickenstein, Georg Penk, Hermann Plainer, Roland Reiner