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. 19, 1977
Filed:
Jun. 21, 1976
Applicant:
Inventor:
Daniel J Strope, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2606 / ; 260678 ; 2606 / ; 2606 / ;
Abstract
The allenic impurities in a C-4 stream comprising 1,3-butadiene and at least one allenic impurity are reduced to nondetectable levels by contacting the stream with a magnesium oxide catalyst.