Inventor
Guancheng Jiang
Inventor
Beijing, CN
Overview
Patents· 32 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 elsewhere43%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
E21BEarth or rock drilling8%
C07CAcyclic or carbocyclic compounds4%
C08BPolysaccharides4%
C08LCompositions of macromolecular compounds4%
C01BNon-metallic elements3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
C04BLime, magnesia3%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
PatentTitleYear
10,876,034Modified silicon dioxide material of fluorocarbon active agent type super-amphiphobic cutting-carrying agent suitable for water-based drilling fluid and preparation method thereof202010,865,337Multi-functional weighting agent for drilling fluid and preparation method thereof, and water-based drilling fluid and use thereof202010,533,122Strong plugging drilling fluid composition and preparation method thereof, and use thereof202010,487,255Expandable plugging agent and preparation method thereof, micro-capsule plugging agent, water-based drilling fluid, and use thereof201910,442,973Super-amphiphobic strongly self-cleaning high-performance water-based drilling fluid and drilling method201910,336,932Micro-nano composite plugging agent for drilling fluid and preparation method thereof, and drilling fluid and use thereof201910,336,931Use of dual-cation fluorocarbon surfactant as amphiphobic wettability reversal agent in drilling fluid201910,308,857Super-amphiphobic composite material and use of the same as inhibitor, lubricant, reservoir protectant, and accelerator in water-based drilling fluids201910,266,744Accelerator used for drilling fluids, water-based drilling fluid and usage thereof201910,253,237Film former used for coal-bed gas well drilling and preparation method thereof, drilling fluid and usage thereof201910,030,188Nano-hybrid lubricant and method thereof, and oil-based drilling fluid201810,000,684Drilling fluid additive composition, and oil-based drilling fluid and use thereof20189,902,890'Drilling fluid additive composition suitable for coal-bed gas wells, and water-based drilling fluid and use thereof'20189,890,318'Drilling fluid additive composition and water-based drilling fluid suitable for high-pressure plugging'20189,834,717Drilling fluid additive composition and pseudo oil-based drilling fluid suitable for horizontal shale gas wells20179,790,415'Modified silicon dioxide nano-particles and preparation method thereof, and drilling fluid suitable for shale gas wells'20179,790,417'High-density water-based drilling fluid suitable for horizontal shale gas wells'20179,783,726'Environment-friendly water-based drilling fluid applicable to horizontal shale gas wells'20179,783,725'Drilling fluid additive composition and water-based drilling fluid suitable for horizontal shale gas wells'20179,745,501'Additive composition suitable for viscosity reduction of oil-based drilling fluid, oil-based drilling fluid and use thereof'20179,528,041'Bionic drilling fluid and preparation method thereof'20169,528,042'Drilling fluid additive composition and super high temperature super high density clay-free oil-in-water drilling fluid'20169,481,822'Drilling fluid additive composition and high temperature resistant clay-free whole-oil-based drilling fluid'20169,410,071'Oil-based viscosifier of drilling fluid and the preparation method thereof'20169,410,068'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'20169,365,762'Copolymer of dimer acid-organic amine and shear strength improving agent of water in oil emulsion drilling fluid and drilling fluid'20169,353,305'Reservoir protecting agent composition, drilling fluid for middle permeability reservoirs and use thereof'20169,296,936'Preparation method of a wettability reversal agent'20169,279,076'Reservoir protecting agent composition and broad-spectrum drilling liquid and use thereof'20169,267,068'Protecting agent composition for high/ultra-high permeability reservoirs and drilling fluid and use thereof'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2017Patents assigned to CHINA UNIV OF PETROLEUM (BEIJING) (13)· patent assignee history
2016Patents assigned to UNIV CHINA PETROLEUM (5)· patent assignee history
2016–2020Based in Beijing, CN· patent location history
2018–2020Patents assigned to UNIV CHINA PETROLEUM BEIJING (10)· patent assignee history
2019–2020Patents assigned to UNIV SOUTHWEST PETROLEUM (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINA UNIV OF PETROLEUM (BEIJING) | 13 | 2016–2017 |
| UNIV CHINA PETROLEUM BEIJING | 10 | 2018–2020 |
| UNIV CHINA PETROLEUM | 5 | 2016 |
| UNIV SOUTHWEST PETROLEUM | 4 | 2019–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 32 | 2016–2020 |