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. 30, 1985
Filed:
Jul. 19, 1984
Applicant:
Inventors:
Paula L Humphreys, San Ramon, CA (US);
Jonathan A Okorley, Antioch, CA (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ; C01G / ; C01G / ; C07D / ;
U.S. Cl.
CPC ...
423 22 ; 423 55 ; 423475 ; 502 23 ; 502 24 ; 546345 ;
Abstract
Metal chloride catalysts employed in liquid phase chlorination reactions are recovered by treating the reaction mass with oxygen or air to form solid metal oxychloride compounds which can be separated and reused.