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:
Jun. 09, 2020

Filed:

Dec. 02, 2016
Applicant:

Piovan S.p.a., Santa Maria di Sala (Venice), IT;

Inventor:

Enrico Bellio, Ponzano V.to, IT;

Assignee:

Piovan S.p.A., Santa Maria di Sala, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B 13/06 (2006.01); F26B 17/12 (2006.01); F26B 9/06 (2006.01); B29C 45/76 (2006.01); F26B 21/08 (2006.01); F26B 21/12 (2006.01);
U.S. Cl.
CPC ...
B29B 13/065 (2013.01); B29C 45/76 (2013.01); F26B 9/06 (2013.01); F26B 17/12 (2013.01); B29C 2945/76006 (2013.01); B29C 2945/7618 (2013.01); B29C 2945/76381 (2013.01); B29C 2945/76625 (2013.01); B29C 2945/76809 (2013.01); B29C 2945/76832 (2013.01);
Abstract

A method is disclosed of controlling a plant for dehumidifying and/or drying plastic material in granular and/or micro-granular and/or powder and/or flake or similar form, this plant including a process fluid generator and at least one dehumidifying/drying hopper for feeding a respective user machine associated with the plant and including a melting device for melting the plastic material and a moulding device for moulding, in particular by injection moulding and/or blow moulding and/or compression moulding, the plastic material. The method of controlling includes the steps of detecting in the user machine a pressure (P) of the plastic material in melted state and modifying at least one process parameter (D) of the plant on the basis of the detected value of this pressure (P).


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