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.

Date of Patent:
Jul. 13, 2010

Filed:

Feb. 01, 2006
Applicants:

Carlos R. Corleto, Seabrook, TX (US);

John Tomlinson, Prairieville, LA (US);

Inventors:

Carlos R. Corleto, Seabrook, TX (US);

John Tomlinson, Prairieville, LA (US);

Assignee:

Fina Technology, Inc., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/00 (2006.01); C08G 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A devolatilizer nozzle comprising at least one perforated flow tube having a non-circular cross-section. In an embodiment, the non-circular cross-section has equal to or greater than 3 sides. The non-circular cross-section of said nozzle may be a triangle, diamond, pentagon, hexagon, heptagon, or octagon. A majority of the perforations in the flow tube of said nozzle may have a maximum strand angle of equal to or less than 45 degrees. The nozzle may further comprise tapered holes, which may be formed by a water jet. The nozzle may further comprise a plurality of parallel flow tubes. The nozzle may comprise 304 stainless steel, AL-6XN stainless steel, or LDX 2101 stainless steel.


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