Number | Name | Date | Kind |
---|---|---|---|
3224873 | Swanson | Dec 1965 | |
3821351 | Lucid | Jun 1974 | |
3927172 | Stevens | Dec 1975 | |
3971843 | Helgorsky et al. | Jul 1976 | |
4094753 | Charlton et al. | Jun 1978 | |
4362560 | Abrjutin et al. | Dec 1982 | |
4404174 | Leveque et al. | Sep 1983 | |
4517096 | Sekine et al. | May 1985 | |
4587111 | Wynn | May 1986 | |
4631177 | Yotsuyanagi et al. | Dec 1986 | |
4666575 | Kubo | May 1987 |
Number | Date | Country |
---|---|---|
0245736 | May 1984 | JPX |
Entry |
---|
Xiang et al., Acta Metallurgica Sinica, 18 (2), 221 (1982). |