Patents by Inventor Don Weitzenecker

Don Weitzenecker 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).

  • Aromatics recovery and transfer
    Patent number: 5043177
    Abstract: A liquid absorbent is contacted with and atomized by an aromatics-laden gas resulting in transfer of the aromatics from the gas to the absorbent. The gas and aromatics-laden absorbent are then separated, and the aromatics-laden absorbent is collected. The aromatics may be obtained from an aromatics-bearing material, including vegatable materials such as roast and ground coffee, for example, by contacting the aromatics-bearing material with a gas.
    Type: Grant
    Filed: February 7, 1991
    Date of Patent: August 27, 1991
    Assignee: Nestec S.A.
    Inventors: Mark Chimel, Yousef Ghodsizadeh, Don Weitzenecker, Kenneth A. Yunker