Using starch graft copolymer gel to assist the CO<sub>2</sub> huff-n-puff process for enhanced oil recovery in a water channeling reservoir-Reference-Cited by-同舟云学术

Using starch graft copolymer gel to assist the CO₂ huff-n-puff process for enhanced oil recovery in a water channeling reservoir

Published:2022 Issue:31 Volume:12 Page:19990-20003
ISSN:2046-2069
Container-title:RSC Advances
language:en
Short-container-title:RSC Adv.

Author:

Hao Hongda¹^ORCID,Yuan Dengyu²,Hou Jirui³,Guo Wenmin¹,Liu Huaizhu⁴

Affiliation:

1. School of Petroleum Engineering, Changzhou University, Changzhou, Jiangsu, 213164, China

2. Exploration and Development Research Institute, PetroChina Daqing Oilfield Company, Daqing, Heilongjiang 163000, China

3. Research Institute of Unconventional Oil & Gas Science and Technology, China University of Petroleum, Beijing 102249, China

4. Drilling and Production Technology Research Institute, PetroChina Jidong Oilfield Company, Tangshan, Hebei 063000, China

Abstract

A starch graft copolymer (SGC) gel is proposed to assist CO2 huff-n-puff for further enhanced oil recovery in a water channeling reservoir. The SGC gelant can form a 3D solid-like gel, and then effectively enlarge CO2 sweep efficiency.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2022/RA/D2RA01812H

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