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. 18, 2014
Filed:
Feb. 15, 2006
Andre Van Meerbeek, Saint-Symphorien, BE;
Antonius Van Meesche, Boucoiran et Nozières, FR;
Andre Goossens, Lasne, BE;
Andre Van Meerbeek, Saint-Symphorien, BE;
Antonius van Meesche, Boucoiran et Nozières, FR;
Andre Goossens, Lasne, BE;
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
The invention relates to a process for manufacturing of tubular free-shaped articles having an inner polymer layer and an outer polymer layer by co-extruding at least two different polymers in an extruder apparatus comprising an extrusion die and at least two extruder barrels/heads. The invention furthermore relates to a tubular free-shaped article comprising at least two layers of different polymers and which article is obtained by the process according to the invention.