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Inventor

Difei HAN

Inventor
CN

Overview

1→
Patents
2022
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere100%
PatentTitleYear
11,377,589Emulsifer with high temperature resistance, low viscosity and low corrosiveness, and emulsified acid system comprising same2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to UNIV SOUTHWEST PETROLEUM (1)· patent assignee history
2022Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV SOUTHWEST PETROLEUM12022
Locations
LocationPatentsSpan
CN12022