Inventor
Junbin Chen
Inventor
Beijing, CN
Overview
Patents· 5 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 elsewhere42%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%
C08BPolysaccharides17%
C08LCompositions of macromolecular compounds17%
PatentTitleYear
9,834,717Drilling fluid additive composition and pseudo oil-based drilling fluid suitable for horizontal shale gas wells20179,790,417'High-density water-based drilling fluid suitable for horizontal shale gas wells'20179,410,068'Method for preparation of biomimetic polymer for stabilizing wellbore and drilling fluid'20169,410,067'Biomimetic polymer for stabilizing wellbore and method for preparation of the same and drilling fluid'20169,399,692'Amphiphilic reservoir protecting agent and preparation method thereof and drilling fluid'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2017Patents assigned to CHINA UNIV OF PETROLEUM (BEIJING) (5)· patent assignee history
2016–2017Based in Beijing, CN· patent location history
2016Based in Chengdu, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA UNIV OF PETROLEUM (BEIJING) | 5 | 2016–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 3 | 2016–2017 |
| Chengdu, CN | 2 | 2016 |