Patent · US Active

Low molecular weight polyacrylates for EOR

US11034883B2 · kind B2 · utility

3Cited by

2References

4Claims

0Family size

Assignees

University of Kansas · US
ConocoPhillips Company · US

Inventors

Stephen J Johnson · Lawrence, US
Cory Berkland · Lawrence, US
Ahmad Moradi-Araghi · Bartlesville, US
Jenn-Tai Liang · College Station, US
Terry M. CHRISTIAN · Bartlesville, US
Riley B. Needham · Bartlesville, US
Min Cheng · Bartlesville, US
Ying-Ying Lin · Lawrence, US
Andrew B. Woodside · Pickerington, US

Key dates

Filing date	Jan 6, 2016
Grant date	Jun 15, 2021
Priority date	—
Expiry date	Nov 4, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2208/32
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The disclosure is directed to low molecular weight polyelectrolyte complex nanoparticles that can be used to deliver agents deep into hydrocarbon reservoirs. Methods of making and using said polyelectrolyte complex nanoparticles are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.