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. 15, 1994
Filed:
Dec. 16, 1992
Applicant:
Inventors:
Norman E Byrne, Houston, TX (US);
Belinda K Williams, Hampton, SC (US);
Sherri L Fisher, Sugar Land, TX (US);
Assignee:
Nalco Chemical Company, Naperville, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210708 ; 210728 ; 210734 ; 252341 ; 252358 ;
Abstract
One aspect of the invention provides a method of removing emulsified oil from ethylene quench water. According to the method, the oil-containing water is treated with an effective amount of a dispersion of a water-soluble cationic polymer.