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:
Jul. 04, 1978
Filed:
Nov. 29, 1976
Applicant:
Inventor:
Robert A Innes, Wilkins Township, Allegheny County, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208245 ; 2606 / ; 208D / ;
Abstract
COS and other sulfur compounds such as H.sub.2 S or mercaptans are removed as impurities from liquid n-paraffin feedstocks by selective adsorption of the sulfur compounds using a dual bed of molecular sieves wherein the first bed contains the 13X variety sieves and the sequential bed contains a molecular sieve having an effective pore diameter of about 4 A.