Patents by Inventor Charles Montgomery Harris

Charles Montgomery Harris 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).

  • Process and apparatus for preparing a urea grease
    Patent number: 8703671
    Abstract: The invention provides for a process for preparing a urea grease including: (a) introducing a first feed component to a first feeding zone; (b) introducing a second feed component to a second feeding zone; (c) first reacting-mixing in a first reacting-mixing zone; and (d) cooling-mixing in a cooling-mixing zone. The invention also provides for a process for preparing a urea grease including: (a) introducing a first feed component to a first feeding zone; (b) introducing a second feed component to a second feeding zone; (c) first reacting-mixing in a first reacting-mixing zone; (d) introducing a third feed component to a third feeding zone; (e) second reacting-mixing in a second reacting-mixing zone; and (f) cooling-mixing in a cooling-mixing zone. The invention also provides for an apparatus for preparing a urea grease comprising: (a) a first feeding zone; (b) a second feeding zone; (c) a first reacting-mixing zone; and (d) a cooling-mixing zone.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: April 22, 2014
    Assignee: Shell Oil Company
    Inventors: Jean-luc Pierre André Brossaud, David Edmund Code, Jerome Dabos, Ronald David Harris, Charles Montgomery Harris, Aimin Huang, Krishna Rangraj Kaushik, Catherine Maillard, Howard Brian Mead, Raghunath Gopal Menon, Jean-paul Saint