Patent · US Active

Modified nano graphite and polymer composite material thereof, preparation method and use in high temperature and high salinity oil reservoir

US10829378B1 · kind B1 · utility

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8Claims

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Assignees

CHINA UNIVERSITY OF PETROLEUM (EAST CHINA) · CN
SHENGLI OILFIELD BRANCH, CHINA PETROLEUM & CHEMICAL CO., LTD · CN
NORTHWEST OILFIELD BRANCH, CHINA PETROLEUM & CHEMICAL CO., LTD · CN
CHINA UNIVERSITY OF GEOSCIENCES (BEIJING) · CN

Inventors

Caili Dai · Qingdao, CN
Guang Zhao · Qingdao, CN
Yahui Lv · 流花街道, CN
Zenglin Wang · Beijing, CN
Long He · Shanghai, CN
Liang Li · Berkeley, US
Qing You · Beijing, CN
Chenglin Gu · Beijing, CN

Key dates

Filing date	Jan 24, 2020
Grant date	Nov 10, 2020
Priority date	—
Expiry date	Jan 24, 2040

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K3/042
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A modified nano graphite, a polymer composite material of the modified nano graphite, and use of the polymer composite material in a high temperature and high salinity oil reservoir.

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