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. 25, 1978
Filed:
May. 20, 1977
Applicant:
Inventors:
Harold Beuther, Gibsonia, PA (US);
Robert A Innes, Pittsburgh, PA (US);
Harold E Swift, Gibsonia, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604653 ;
Abstract
A process for preparing acrylonitrile which comprises passing a gaseous mixture comprising propylene, ammonia and molecular oxygen and an ammoxidation catalyst through a reaction zone while controlling the superficial linear gas velocity and solids feeds rate to achieve a state of fast fluidization.