Inventor
DENG ZHENGQIANG
CN8 patents
⚠️ This page may combine multiple inventors who share the name “DENG ZHENGQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV CHINA PETROLEUM BEIJING
4 patentsUS10308857B1Jun 4, 2019
Super-amphiphobic composite material and use of the same as inhibitor, lubricant, reservoir protectant, and accelerator in water-based drilling fluids
UNIV CHINA PETROLEUM BEIJING11 citations83
US10442973B1Oct 15, 2019
Super-amphiphobic strongly self-cleaning high-performance water-based drilling fluid and drilling method
UNIV CHINA PETROLEUM BEIJING9 citations81
US10030188B2Jul 24, 2018
Nano-hybrid lubricant and method thereof, and oil-based drilling fluid
UNIV CHINA PETROLEUM BEIJING0 citations40
US10000684B2Jun 19, 2018
Drilling fluid additive composition, and oil-based drilling fluid and use thereof
UNIV CHINA PETROLEUM BEIJING0 citations40
CHINA UNIV OF PETROLEUM (BEIJING)
3 patentsUS9745501B1Aug 29, 2017
Additive composition suitable for viscosity reduction of oil-based drilling fluid, oil-based drilling fluid and use thereof
CHINA UNIV OF PETROLEUM (BEIJING)8 citations82
US9528042B1Dec 27, 2016
Drilling fluid additive composition and super high temperature super high density clay-free oil-in-water drilling fluid
CHINA UNIV OF PETROLEUM (BEIJING)12 citations82
US9481822B1Nov 1, 2016
Drilling fluid additive composition and high temperature resistant clay-free whole-oil-based drilling fluid
CHINA UNIV OF PETROLEUM (BEIJING)6 citations71