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:
Oct. 20, 2020

Filed:

Aug. 10, 2017
Applicant:

Rheavita Bv, Gent-Zwijnaarde, BE;

Inventors:
Assignee:

RHEAVITA BV, Gent-Zwijnaarde, BE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B 5/06 (2006.01); F26B 25/22 (2006.01);
U.S. Cl.
CPC ...
F26B 5/06 (2013.01); F26B 25/22 (2013.01);
Abstract

A method of drying (sublimation or desorption) a frozen product stored in a container, comprising: a) capturing a thermal IR image of the container wall using a thermal IR camera; b) processing the thermal IR image by calculating temperature values of points located on the outer surface of the container wall; c) calculating a maximum temperature of the product in the container using a mathematical model that models heat flow and that models progress of the drying process; d) controlling an amount of power supplied to the container based on the calculated maximum product temperature and on a temperature safety_margin. A freeze drying apparatus for performing said method. A container having a specific shape for use in such a process.


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