Patents by Inventor Leslie Peter Antalffy

Leslie Peter Antalffy 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).

  • Low headroom coke drum unheading device
    Publication number: 20020023829
    Abstract: A coke drum head is hinged to a coke drum body using a compound joint such as a trammel pivot, and the head is moved between open and closed positions using an actuator. In moving between open and closed positions, the head traces out a non-circular path which reduces the required headroom relative to a head using a standard pivot.
    Type: Application
    Filed: May 1, 2001
    Publication date: February 28, 2002
    Applicant: Fluor Corporation
    Inventors: Leslie Peter Antalffy, Robert Benoit, Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel A. Martin
  • Low headroom coke drum deheading device
    Patent number: 6264829
    Abstract: A coke drum head is hinged to a coke drum body using a compound joint such as a trammel pivot, and the head is moved between open and closed positions using an actuator. In moving between open and closed positions, the head traces out a non-circular path which reduces the required headroom relative to a head using a standard pivot.
    Type: Grant
    Filed: November 30, 1994
    Date of Patent: July 24, 2001
    Assignee: Fluor Corporation
    Inventors: Leslie Peter Antalffy, Robert Benoit, Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel Allen Martin
  • Low headroom coke drum deheading device
    Patent number: 5785843
    Abstract: A coke drum head is hinged to a coke drum body using a compound joint such as a trammel pivot, and the head is moved between open and closed positions using an actuator. In moving between open and closed positions, the head traces out a non-circular path which reduces the required headroom relative to a head using a standard pivot.
    Type: Grant
    Filed: October 28, 1996
    Date of Patent: July 28, 1998
    Assignee: Fluor Daniel, Inc.
    Inventors: Leslie Peter Antalffy, Robert Benoit, Gerald Bryant, Michael B. Knowles, David W. Malek, Samuel Allen Martin