NM

Norris W. Mitchell

PP Phillips Petroleum: 2 patents #574 of 1,401Top 45%
📍 Los Fresnos, TX: #2 of 11 inventorsTop 20%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,370,441 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4265731 Separation and processing of crude oil — 1981-05-05
4208384 Energy recovery, sour gas stripping and caustic neutralization using combustion gases containing solids — 1980-06-17