Number | Date | Country | Kind |
---|---|---|---|
82 03021 | Feb 1982 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
2822239 | Brown et al. | Feb 1958 | |
3046089 | Steindler et al. | Jul 1962 | |
3178258 | Cathers et al. | Apr 1965 | |
3708568 | Golliher et al. | Jan 1973 | |
4172114 | Tsujino et al. | Oct 1979 |
Number | Date | Country |
---|---|---|
2111730 | Jun 1972 | FRX |
50-108195 | Aug 1975 | JPX |
979884 | Jan 1965 | GBX |
Entry |
---|
Gmelin Handbuch der Anorganischen Chemie, Partie C8, No. 55, 1980, Springer-Verlag, Berlin-Heidelberg-New York, p. 38. |