Inventor
ZHAO CHUN-TIAN
GB10 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO CHUN-TIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON MATTHEY PLC
7 patentsUS11447693B2Sep 20, 2022
Oil field chemical-carrying material and process for making the same
JOHNSON MATTHEY PLC7 citations85
US10961443B2Mar 30, 2021
Oil field chemical delivery fluids, methods for their use in the targeted delivery of oil field chemicals to subterranean hydrocarbon reservoirs and methods for tracing fluid flow
JOHNSON MATTHEY PLC10 citations84
US10927292B2Feb 23, 2021
Sustained release system for reservoir treatment and monitoring
JOHNSON MATTHEY PLC11 citations81
US11084966B2Aug 10, 2021
Controlled release system for the release of oil field chemicals and use of the system for reservoir treatment and monitoring
JOHNSON MATTHEY PLC7 citations73
US10370587B2Aug 6, 2019
Sustained release system for reservoir treatment and monitoring
JOHNSON MATTHEY PLC2 citations69
US11292960B2Apr 5, 2022
Release system and method
JOHNSON MATTHEY PLC6 citations66
US11401800B2Aug 2, 2022
Method for reservoir monitoring, method of preparing a reservoir, and reservoir adapted for monitoring
JOHNSON MATTHEY PLC4 citations63