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:
Apr. 21, 1981
Filed:
Nov. 29, 1979
Applicant:
Inventors:
Ajay M Madgavkar, Pittsburgh, PA (US);
Robert Bartek, Windber, PA (US);
Assignee:
Gulf Research & Development Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C01B / ; B01J / ;
U.S. Cl.
CPC ...
585525 ; 2329 / ; 55 36 ; 55 52 ; 55 71 ; 423293 ; 585800 ;
Abstract
A method for recovering dissolved boron trifluoride from a hydrocarbon liquid in a vacuum column at moderate temperatures by trickling the hydrocarbon over metallic or ceramic packing in the column. Dissolved boron trifluoride catalyst is recovered from the crude oligomer reaction product resulting from the oligomerization of 1-decene.