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:
Mar. 20, 2007
Filed:
May. 28, 2002
Applicants:
Christian Dreyer, St. Jean de Maurienne, FR;
Nigel Backhouse, St. Jean de Maurienne, FR;
Inventors:
Christian Dreyer, St. Jean de Maurienne, FR;
Nigel Backhouse, St. Jean de Maurienne, FR;
Assignee:
Aluminium Pechiney, Paris Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27B 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a ring furnace pit () cooling method, comprising the production of a flux F of cooling fluid inside the pit () and the flow of at least a part Fr of said flux F in a roughly vertical manner along determined surfaces of the walls (A,B) of the pit (). The invention also relates to a device capable of implementing the method. The invention makes it possible to accelerate the cooling rate of ring furnace pits considerably.