Inventor · disambiguated record
Andrew Nigrini
Also filed as: NIGRINI ANDREW
3 granted patents·27 citations·filing 1987–1989
68Inventor score
Files withCHEVRON RES3
Top patents by PatentIndex Score
3 records- 0140US4714112AMethod for controlling rock dissolution and pipe corrosion during oil well steam injectionCHEVRON RES·Filed 1987·Granted Dec 22, 1987·16 cites·38 claims
- 0230US4915169AMethod for controlling the pH of steam fluids using heterocyclic, multifunctional, nitrogen-containing compoundsCHEVRON RES·Filed 1989·Granted Apr 10, 1990·4 cites·18 claims
- 0326US4871023AMethod for controlling the pH of steam fluidsCHEVRON RES·Filed 1988·Granted Oct 3, 1989·7 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →