Inventor · disambiguated record
Alain Donche
Also filed as: DONCHE ALAIN
6 granted patents·74 citations·filing 1991–1995
84Inventor score
Files withELF AQUITAINE6
Top patents by PatentIndex Score
6 records- 0169US5224988AProcess for improving the dispersibility and filterability of scleroglucan powdersELF AQUITAINE·Filed 1992·Granted Jul 6, 1993·22 cites·15 claims
- 0254US5306340AScleroglucan-based compositions and their use as a cementation spacerELF AQUITAINE·Filed 1993·Granted Apr 26, 1994·19 cites·20 claims
- 0348US5612294AScleroglucan based drilling mudELF AQUITAINE·Filed 1995·Granted Mar 18, 1997·13 cites·15 claims
- 0446US5525587AApplication of muds containing scleroglucan to drilling large diameter wellsELF AQUITAINE·Filed 1994·Granted Jun 11, 1996·9 cites·12 claims
- 0539US5323857AProcess for enhancing oil recovery using scleroglucan powdersELF AQUITAINE·Filed 1993·Granted Jun 28, 1994·5 cites·3 claims
- 0637US5330015AApplication of scleroglucan muds to drilling deviated wellsELF AQUITAINE·Filed 1991·Granted Jul 19, 1994·6 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →