RP

Robert F. Purcell

AC Angus Chemical: 3 patents #20 of 89Top 25%
📍 Roselle, IL: #59 of 244 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,307,763 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4549883 Cetane improver for diesel fuel Louis L. Hallock 1985-10-29
4536300 Micellar solution for recovering crude oil Robert B. Kayser 1985-08-20
4522732 Process for recovering petroleum from a geological formation Robert B. Kayser 1985-06-11
4485021 Water flooding process for recovering petroleum Robert B. Kayser 1984-11-27