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:
Jun. 09, 1998
Filed:
Feb. 21, 1997
Applicant:
Inventors:
Iqbal Ahmed, Bartlesville, OK (US);
Ahmad Moradi-Araghi, Bartlesville, OK (US);
Odd Ivar Eriksen, Oslo, NO;
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07C / ; C09K / ;
U.S. Cl.
CPC ...
544386 ; 544391 ; 548560 ; 548561 ; 548562 ; 548563 ; 564152 ; 564155 ; 564163 ; 564164 ; 564168 ; 564169 ; 564171 ; 564207 ; 564288 ; 562 41 ; 562 43 ; 562 44 ; 562 46 ; 25218311 ; 558 48 ;
Abstract
A composition comprising a nitrogen-containing olefinic compound and a process for using the nitrogen-containing olefinic compound to produce a water-soluble polymer which has applications in a subterranean formation are provided. The nitrogen-containing olefinic compound can be made from an amine and an alkylating agent. The polymer produced can be used in drilling fluids, workover fluids, completion fluids, permeability corrections, water or gas coning prevention, fluid loss prevention, matrix acidizing, fracture acidizing, and combinations of any two or more thereof.