Patents by Inventor Nicholas Corner-Walker

Nicholas Corner-Walker 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).

  • Mist pump for a decanter centrifuge feed chamber
    Patent number: 6561965
    Abstract: The present invention is directed to a mist pump for a conveyor of a decanter centrifuge. The mist pump is incorporated into the feed chamber and prevents mist from leaving the feed zone and building up a layer of feed in the conveyor hub. The mist pump includes a plurality of vanes attached to, extending radially inward from and spaced about an interior surface of the sidewall of the feed chamber. The mist pump also includes a ring positioned coaxially about the longitudinal axis, attached to each of the pump vanes and spaced radially inward from the sidewall to provide a plurality of return openings defined by the ring and the sidewall.
    Type: Grant
    Filed: October 20, 2000
    Date of Patent: May 13, 2003
    Assignee: Alfa Laval Inc.
    Inventors: Nicholas Corner-Walker, John W. Caldwell