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. 27, 1984
Filed:
Sep. 03, 1982
Applicant:
Inventors:
William Smolin, Fishkill, NY (US);
John H Estes, Wappingers Falls, NY (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502 62 ;
Abstract
Para-xylene may be recovered as raffinate by contacting a C-8 aromatic hydrocarbon mixture, in the presence of toluene desorbent, with a synthetic crystalline sodium aluminosilicate zeolite HP, containing pyridine in amount of at least about 3.3 wt. % of said zeolite, having a lattice constant of 25.02-25.10.ANG..