DS

Darrell W. Staggs

UO Uop: 2 patents #43 of 155Top 30%
📍 Hoffman Estates, IL: #7 of 41 inventorsTop 20%
🗺 Illinois: #289 of 3,813 inventorsTop 8%
Overall (1989): #29,291 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4818368 Process for treating a temperature-sensitive hydrocarbanaceous stream containing a non-distillable component to produce a hydrogenated distillable hydrocarbonaceous product Tom N. Kalnes, Robert B. James, Jr. 1989-04-04
4814064 Combination process for the conversion of a residual hydrocarbonaceous charge stock to produce middle distillate product Laurence O. Stine, Te-Yu Chen 1989-03-21