The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 22, 2014
Filed:
Dec. 05, 2007
Jean-luc Pierre André Brossaud, Petit Couronne, FR;
David Edmund Code, Tomball, TX (US);
Jerome Dabos, Petit Couronne, FR;
Ronald David Harris, Katy, TX (US);
Charles Montgomery Harris, Katy, TX (US);
Aimin Huang, Sugar Land, TX (US);
Krishna Rangraj Kaushik, Houston, TX (US);
Catherine Maillard, Petit Couronne, FR;
Howard Brian Mead, Ince Chester, GB;
Raghunath Gopal Menon, Katy, TX (US);
Jean-paul Saint, Petit Couronne, FR;
Jean-luc Pierre André Brossaud, Petit Couronne, FR;
David Edmund Code, Tomball, TX (US);
Jerome Dabos, Petit Couronne, FR;
Ronald David Harris, Katy, TX (US);
Charles Montgomery Harris, Katy, TX (US);
Aimin Huang, Sugar Land, TX (US);
Krishna Rangraj Kaushik, Houston, TX (US);
Catherine Maillard, Petit Couronne, FR;
Howard Brian Mead, Ince Chester, GB;
Raghunath Gopal Menon, Katy, TX (US);
Jean-paul Saint, Petit Couronne, FR;
Shell Oil Company, Houston, TX (US);
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. 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; (d) a third feeding zone; (e) a second reacting-mixing zone; and (f) a cooling-mixing zone.