TO

Thomas H. Orac

UT Ucar Carbon Technology: 4 patents #10 of 62Top 20%
UC Union Carbide: 1 patents #697 of 1,402Top 50%
📍 Strongsville, OH: #78 of 429 inventorsTop 20%
🗺 Ohio: #15,837 of 73,341 inventorsTop 25%
Overall (All Time): #1,053,319 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5843298 Method of production of solids-free coal tar pitch Ching-Feng Chang, Irwin C. Lewis, Richard L. Shao 1998-12-01
5478442 Treatment of petroleum cokes with a puffing inhibitor in a rotary calciner 1995-12-26
5118287 Treatment of petroleum cokes to inhibit coke puffing Herbert C. Quandt, David R. Ball 1992-06-02
5110359 Treatment of petroleum cokes to inhibit coke puffing Herbert C. Quandt, David R. Ball 1992-05-05
4875979 Treatment of petroleum cokes to inhibit coke puffing Herbert C. Quandt, David R. Ball 1989-10-24