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:
Jun. 29, 2010
Filed:
Nov. 23, 2001
Sergio Belli, Leghorn, IT;
Alberto Bareggi, Milan, IT;
Gaia Dell'anna, Milan, IT;
Pier Luigi Folcini, Lissone, IT;
Cristiana Scelza, Angellaro di Vallo della Lucania, IT;
Sergio Belli, Leghorn, IT;
Alberto Bareggi, Milan, IT;
Gaia Dell'Anna, Milan, IT;
Pier Luigi Folcini, Lissone, IT;
Cristiana Scelza, Angellaro di Vallo della Lucania, IT;
Prysmian Cavi E Sistemi Energia S.R.L., Milan, IT;
Abstract
A process for producing a cable, such as, for medium-tension or high-tension power transmission or distribution, having at least one coating layer made of a thermoplastic polymer material. The process includes at least the following steps: (a) extruding a thermoplastic material of at least one thermoplastic polymer and at least one dielectric liquid; (b) passing the thermoplastic material through at least one static mixer; and (c) depositing and shaping the thermoplastic material around a conductor belonging to the cable so as to obtain a layer of thermoplastic coating on the conductor.