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. 03, 1992
Filed:
Aug. 11, 1989
Applicant:
Inventors:
Altaf Husain, East Norriton, PA (US);
Michael D Mayo, Philadelphia, PA (US);
Pamela J Peerce-Landers, Lower Pottsgrove Township, Montgomery County, PA (US);
Assignee:
Atochem North America, Inc., Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
252324 ; 210694 ; 210708 ; 252320 ;
Abstract
A process for separating emulsions of alkanesulfonyl chloride in aqueous hydrochloric acid comprises passing the emulsion through a carbon bed, a graphite bed, a layer of alkanesulfonyl chloride or a combination thereof; and allowing the emulsion to enter a settling vessel.