CP

Clifford R. Porter

📍 Arvada, CO: #343 of 1,140 inventorsTop 35%
🗺 Colorado: #13,156 of 40,980 inventorsTop 35%
Overall (All Time): #1,681,767 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4451351 Method of liquefaction of carbonaceous materials Herbert D. Kaesz 1984-05-29
4325802 Method of liquefaction of carbonaceous materials Herbert D. Kaesz 1982-04-20
4324559 Method for the removal of sulfur from carbonaceous material Herbert D. Kaesz 1982-04-13