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. 15, 2005
Filed:
Dec. 08, 1999
Applicant:
Rene Bertocchio, Vourles Par Vernaison, FR;
Inventor:
Rene Bertocchio, Vourles Par Vernaison, FR;
Assignee:
Arkema, Paris la Defense, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D015/00 ; B01D053/04 ; B01D053/26 ;
U.S. Cl.
CPC ...
Abstract
Process for drying wet F32, which comprises placing a stream of the said F32 in continuous contact with a feed stock of a composition comprising a molecular sieve chosen from a 3A type sieve, at a temperature of between 5 and 78° C. and at a pressure of between 0.5 and 25 atm.