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:
Feb. 11, 2003
Filed:
Jul. 02, 1999
Applicant:
Inventors:
Robert L. Long, Houston, TX (US);
Richard C. Yeh, Bellaire, TX (US);
Bruce Charles Devoy, Baton Rouge, LA (US);
Assignee:
Exxon Chemical Patents Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/792 ;
U.S. Cl.
CPC ...
B29C 4/792 ;
Abstract
An apparatus for dewatering a slurry of elastomeric polymer and water, using an extruder or extruders provided with a device for measuring an actual water content of the elastomer at a position within the extruder or extruders, and a control system for controlling the moisture content of elastomeric polymer exiting the extruder or extruders through an exit die based, at least in part, on the measured water content.