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:
Mar. 24, 1992
Filed:
Jun. 14, 1990
Applicant:
Inventors:
Caridad Go, Houston, TX (US);
Thomas F Wulfers, Seabrook, TX (US);
Martin P Grosboll, Kingwood, TX (US);
Frank F McKay, Highlands, TX (US);
Assignee:
Lyondell Petrochemical Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208299 ; 208245 ; 2082 / ; 2082 / ; 208301 ; 208307 ; 2083 / ;
Abstract
The invention relates to a method for removing RCS from off-spec white mineral oil prepared by catalytic hydrogenation by filtering the off-spec white mineral oil through a bleaching clay, such as a smectite clay, particularly an acid treated montmorillonite clay, such as bentonite or attapulgite.