Patent · US Active

Plugging agent for oil extraction in oilfield and a preparation method therefor and application thereof

US12378460B2 · kind B2 · utility

0Cited by

6References

8Claims

0Family size

Assignees

CHINA PETROLEUM & CHEMICAL CORPORATION · CN
SINOPEC (BEIJING) RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD. · CN

Inventors

Jinbiao YANG · Beijing, CN
Zhuo Yi · Beijing, CN
Xi Liu · Longbeilingcun, CN
Lunyu Zhu · Beijing, CN
Zhao Fang · Plano, US
Xiaona Hu · Beijing, CN
Yajing LI · Beijing, CN
Ruiqi Zhang · Beijing, CN

Key dates

Filing date	Oct 27, 2021
Grant date	Aug 5, 2025
Priority date	—
Expiry date	Nov 6, 2041

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K8/514
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present disclosure relates to the field of oilfield plugging agents, and in particular to a plugging agent for oil extraction in an oilfield and a preparation method therefor and an application thereof.

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