DD

Donald J. Donaldson

KC Kaiser Aluminum & Chemical: 1 patents #33 of 123Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Orinda, CA: #276 of 531 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,088,246 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8147797 Method and system for heating and cooling slurries 2012-04-03
4443416 Purification of bayer process liquors Allan C. Kelly, Joseph W. Mulloy, Donald R. Zwakenberg 1984-04-17