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. 02, 1993
Filed:
Jul. 29, 1991
Applicant:
Inventors:
Alfred E Keller, Ponca City, OK (US);
Fred C Veatch, Newkirk, OK (US);
Arthur L Cummings, Ponca City, OK (US);
James C Thompsen, Ponca City, OK (US);
Regina A Severson, Houston, TX (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210673 ; 210660 ;
Abstract
Aqueous alkanolamine solution containing iron sulfide particles is passed through a bed of contact materials having openings greater than the size of the iron sulfide particles and the iron sulfide particles adhere to the contact material. The contact material is regenerated to sequentially remove alkanolamine and iron sulfide particles by contacting it with water.
Quick Actions:
Keller, Alfred. (1993). Removal of iron sulfide particles from alkanolamine solutions (U.S. Patent No. 5190662). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5190662
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile