PB

P. Douglas Boyce

BL Betz Laboratories: 1 patents #129 of 225Top 60%
📍 Hurricane, WV: #26 of 50 inventorsTop 55%
🗺 West Virginia: #1,664 of 3,425 inventorsTop 50%
Overall (All Time): #3,816,548 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5183575 Methods for the flocculation of coal fines and insoluble metals in coal mine waters Stephen R. Vasconcellos, Larry Paul Smith 1993-02-02