Inventor
LIU HUAJIE
CN12 patents
⚠️ This page may combine multiple inventors who share the name “LIU HUAJIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV CHINA PETROLEUM EAST CHINA
9 patentsUS11820936B2Nov 21, 2023
Scour-resistant interface enhancer used for well cementing of coalbed methane wells, preparation method, and application
UNIV CHINA PETROLEUM EAST CHINA0 citations57
US11567018B2Jan 31, 2023
Cement performance evaluation device and cement design method for cementing in penetrated hydrate deposit
UNIV CHINA PETROLEUM EAST CHINA0 citations57
US12378462B1Aug 5, 2025
Sealing gel with delayed gelation for well cementation, preparation method, and application
UNIV CHINA PETROLEUM EAST CHINA0 citations56
US11719658B2Aug 8, 2023
Method of cement for well cementing in penetrated hydrate layer
UNIV CHINA PETROLEUM EAST CHINA0 citations55
US11136490B2Oct 5, 2021
PH sensitive water-absorbent resin suitable for oil well cement slurry and application thereof
UNIV CHINA PETROLEUM EAST CHINA0 citations55
US11834605B2Dec 5, 2023
Geopolymer cementing fluid with controllable thickening time
UNIV CHINA PETROLEUM EAST CHINA0 citations47
US11905812B2Feb 20, 2024
Intra-layer reinforcement method, and consolidation and reconstruction simulation experiment system and evaluation method for gas hydrate formation
UNIV CHINA PETROLEUM EAST CHINA0 citations46
US11866367B2Jan 9, 2024
Oil well cement composite permeation enhancement agent suitable for hydrate layer and preparation method
UNIV CHINA PETROLEUM EAST CHINA0 citations46
US11685683B2Jun 27, 2023
High-strength geopolymer hollow microsphere, preparation method thereof and phase change energy storage microsphere
UNIV CHINA PETROLEUM EAST CHINA0 citations45