JB

John L. Barclay

BP British Petroleum: 1 patents #6 of 67Top 9%
Overall (1989): #96,678 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4840723 Hydrocarbons pyrolysis Frederick Austin, James O. Hunter 1989-06-20