Inventor · disambiguated record
Dachuan Liang
Also filed as: LIANG DACHUAN
3 granted patents·31 citations·filing 2017–2017
70Inventor score
Files withUNIV SOUTHWEST PETROLEUM3
Top patents by PatentIndex Score
3 records- 0193US9926482B1Deep-well polysulfonate drilling fluid and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Mar 27, 2018·12 cites·16 claims
- 0291US10017679B1Plugging agent for improving formation bearing capacity and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Jul 10, 2018·14 cites·12 claims
- 0388US10005946B1High-temperature cross-linking deep-well drilling fluid and preparation method thereofUNIV SOUTHWEST PETROLEUM·Filed 2017·Granted Jun 26, 2018·5 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Dachuan Liang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →