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:
Jun. 14, 1977
Filed:
Nov. 05, 1975
Applicant:
Inventors:
Allyn J Ziegenhagen, Berkeley, CA (US);
Ramsey G Campbell, Berkeley, CA (US);
Assignee:
Stauffer Chemical Company, Westport, CT (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2606 / ;
Abstract
An improvement in a process for recovering residual amounts of ethylene in ethylene chlorination effluents is disclosed, whereby ureacted chlorine is virtually eliminated. Elimination of the chlorine is accomplished by reacting it with the clorinated hydrocarbons in the stream over a novel ferric chloride catalyst mixture.