Number | Name | Date | Kind |
---|---|---|---|
3448931 | Myatt | Jun 1969 | |
3665066 | Capes et al. | May 1972 | |
4057486 | Meadus et al. | Nov 1977 | |
4153419 | Clayfield et al. | May 1979 | |
4158638 | Tsai | Jun 1979 | |
4176042 | Fahlstrom | Nov 1979 | |
4209301 | Nicol et al. | Jun 1980 | |
4288166 | Nakabayashi | Sep 1981 | |
4396396 | Mainwaring | Aug 1983 | |
4484928 | Keller, Jr. | Nov 1984 | |
4506835 | Tsai | Mar 1985 | |
4528090 | Tsui | Jul 1985 | |
4576708 | Oko et al. | Mar 1986 | |
4587006 | Minden | May 1986 | |
4643361 | Chapman | Feb 1987 | |
4667885 | Datta | May 1987 | |
4668380 | Wolff et al. | May 1987 | |
4726810 | Ignasiak | Feb 1988 | |
4730787 | Trass | Mar 1988 |
Number | Date | Country |
---|---|---|
2950701 | Jun 1981 | DEX |
2037809 | Jul 1980 | GBX |
Entry |
---|
Reisberg, J., Beneficiation of Green River Oil Shale by Pelletization, 1981, American Chemical Society, V. 163, pp. 145-166. |