Number | Name | Date | Kind |
---|---|---|---|
2956004 | Conn et al. | Oct 1960 | |
3530066 | Kuwata et al. | Sep 1970 | |
4069268 | Siskin et al. | Jan 1978 | |
4090948 | Schwarzenbek | May 1978 | |
4090951 | Smith | May 1978 | |
4123379 | Gates et al. | Oct 1978 | |
4125457 | Brennan et al. | Nov 1978 | |
4137154 | Audeh | Jan 1979 | |
4233139 | Murrell et al. | Nov 1980 | |
4244811 | Grenoble et al. | Jan 1981 |
Entry |
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Yen; Shale Oil, Tar Sands, and Related Fuel Sources; Am. Chem. Soc. (1976) pp. 30-33. |