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:
Oct. 07, 1997
Filed:
Nov. 21, 1995
Applicant:
Inventors:
Christopher P Eppig, Cleveland Heights, OH (US);
E T Robinson, Mentor, OH (US);
Paul Greenough, Beaconsfield, Bucks HP9 1JY, GB;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568697 ; 568833 ;
Abstract
A process for the removal of nitrogen-containing compounds from a hydrocarbon blend using a solvent with a liquid-phase density at 25.degree. C. not less than 0.90 g/cm.sup.3, and a Hansen polar solubility parameter .delta..sub.P, and a Hansen hydrogen bonding parameter .delta..sub.H, such that at 25.degree. C.