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:
Apr. 03, 2018
Filed:
Dec. 31, 2013
Applicant:
Air Liquide Canada, Inc., Montreal, CA;
Inventors:
Assignee:
AIr Liquide Canada, Inc., Montreal, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25D 17/02 (2006.01); F25D 3/11 (2006.01); F25D 3/10 (2006.01); A23L 3/375 (2006.01);
U.S. Cl.
CPC ...
F25D 3/11 (2013.01); A23L 3/375 (2013.01); F25D 3/10 (2013.01);
Abstract
A product is chilled or at least partially frozen by descending against a counter-current flow of liquid nitrogen in a vertical freezer containing an immersion bath of liquid nitrogen and the chilled or at least partially frozen product is extracted from the bath. The product may optionally be a liquid, semi-solid, suspension or slurry.