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:
Oct. 19, 2010
Filed:
Mar. 24, 2006
Applicants:
Heather L. Clarkson, Greenville, WV (US);
Cheryl F. Corallo, Charlotte, NC (US);
Robina M. C. Hogan, Charlotte, NC (US);
Ramiro Montez Diaz, Ocotlan Jalisco, MX;
Ronald Nivins, Sherwood Park, CA;
Inventors:
Heather L. Clarkson, Greenville, WV (US);
Cheryl F. Corallo, Charlotte, NC (US);
Robina M. C. Hogan, Charlotte, NC (US);
Ramiro Montez Diaz, Ocotlan Jalisco, MX;
Ronald Nivins, Sherwood Park, CA;
Assignee:
Celanese Acetate, LLC, Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F 2/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the manufacture of cellulose ester fibers, a dope is extruded into filaments. Extrusion occurs in an elongated cabinet having an outlet for the filaments. The filaments are taken up after exiting the outlet. The filaments are lubricated at the outlet of the cabinet.