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:
Jan. 06, 2009
Filed:
Nov. 19, 2001
Hans Kristian Kotlar, Stavanger, NO;
Olav Martin Selle, Stavanger, NO;
Oddvar Arnfinn Aune, Stavanger, NO;
Lars Kilaas, Stavanger, NO;
Anne Dalager Dyrli, Stavanger, NO;
Hans Kristian Kotlar, Stavanger, NO;
Olav Martin Selle, Stavanger, NO;
Oddvar Arnfinn Aune, Stavanger, NO;
Lars Kilaas, Stavanger, NO;
Anne Dalager Dyrli, Stavanger, NO;
Statoilhydro ASA, Stavanger, NO;
Abstract
The invention provides a method for the treatment of a hydrocarbon well which method comprises administering, down said well, polymeric particles having covalently bound to a polymeric component thereof a well treatment chemical or a precursor thereof, wherein the particles contain covalent bonds scissile in an aqueous environment to release or expose said chemical or precursor.