Number | Date | Country | Kind |
---|---|---|---|
55-119308 | Aug 1980 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2167784 | Svendsen | Aug 1939 | |
3666446 | Cook | May 1972 | |
4172879 | Miller | Oct 1979 |
Number | Date | Country |
---|---|---|
3012246 | Oct 1980 | DEX |
Entry |
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Agers, Mining Engineering, Dec. 1965, pp. 76-80. |
Wells, Nuclear Science and Engineering 17 (1963) pp. 259-267. |
Mellor, Inorganic and Theoretical Chemistry, Longmans Green, N.Y. (1935) vol. XIV, pp. 2-7. |