RR

R. B. Roaper

PR Procedyne: 1 patents #11 of 24Top 50%
Overall (All Time): #4,002,453 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4613713 Method and apparatus for pyrolysis of atactic polypropylene H. Kenneth Staffin 1986-09-23