BD

Bruce Der

📍 Vancouver, CA: #1,230 of 5,070 inventorsTop 25%
Overall (All Time): #1,184,006 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9938216 Methanol purification method and apparatus Allan Stewart Jensen 2018-04-10
9320986 Methanol purification method and apparatus Allan Stewart Jensen 2016-04-26
5143702 Two stage white liquor oxidation apparatus Bruce W. Beckstrom, Elmer F. Guthrie 1992-09-01
4483740 Method for recovery of reusable chemicals from C10.sub.2 generator effluent John Parkinson, Richard E. Fuller 1984-11-20