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:
Nov. 21, 2000
Filed:
Feb. 08, 1999
Applicant:
Inventors:
Alain Guillard, Paris, FR;
Patrick Le Bot, Vincennes, FR;
Jean-Marc Tsevery, Lieusaint, FR;
Gilles Bracque, Saint Leu d'Esserent, FR;
Benoit Rousseau, Fontenay-Aux-Roses, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J / ;
U.S. Cl.
CPC ...
62643 ; 62905 ;
Abstract
The plant (1) comprises at least three assemblies (10, 11, 12) arranged one beside the other, namely a first assembly (10) comprising a medium-pressure column (2), a second assembly (11) comprising a low-pressure column (3), and a third assembly (12) comprising a heat-exchange line (5). The plant further comprises a liquid pump (6) for making a liquid flow between one of the columns (3) and the vaporizer-condenser (4). Application to the distilling of air using columns with structured interior packing.