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:
Jan. 08, 1980
Filed:
Feb. 28, 1979
Applicant:
Inventor:
Donald K Wunderlich, Richardson, TX (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; C07C / ;
U.S. Cl.
CPC ...
208 89 ; 2082 / ;
Abstract
A method for reducing the nitrogen content of a feed stream derived from oil shale and/or coal comprising hydrodenitrogenating the feed stream, subjecting the hydrodenitrogenated feed stream to first flashing conditions to remove hydrogen, hydrogen sulfide, and ammonia, dehydrogenating the remainder of the feed stream, and subjecting the dehydrogenated feed stream to second flashing conditions to separate hydrogen from the process product.