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:
Aug. 24, 1993
Filed:
Jun. 15, 1992
Applicant:
Inventors:
Minas R Apelian, Vincetown, NJ (US);
Thomas F Degnan, Moorestown, NJ (US);
Assignee:
Mobil Oil Corp., Fairfax, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423714 ; 423D / ; 502 78 ; 502 85 ;
Abstract
A process for the dealumination of a zeolite having the structure of mordenite by contacting the zeolite with dicarboxylic acid, such as oxalic acid, and steaming. The process is useful for the dealumination of TEA mordenite.