Number | Name | Date | Kind |
---|---|---|---|
2650201 | Mority | Aug 1953 | |
2656323 | Bielowski et al. | Oct 1953 | |
2811416 | Russell et al. | Oct 1957 | |
3044954 | Herschler | Jul 1962 | |
3088908 | Hansford | May 1963 | |
3297701 | Brader et al. | Jan 1967 | |
3342820 | Brader | Sep 1967 | |
3634286 | Yates | Jan 1972 | |
3962134 | Cobb | Jun 1976 | |
3989706 | Ichikawa et al. | Nov 1976 | |
4036881 | Brennan et al. | Jul 1977 | |
4044053 | Brennan et al. | Aug 1977 | |
4103087 | Brennan | Jul 1978 | |
4118588 | Fouquet et al. | Oct 1978 | |
4314083 | Ford et al. | Feb 1982 | |
4316840 | Ford et al. | Feb 1982 |
Number | Date | Country |
---|---|---|
53-33989 | Mar 1978 | JPX |
2092467 | Jan 1982 | GBX |
Entry |
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Refractories, Norton, 3rd Ed., 1949, p. 318, McGraw-Hill Book Co. Inc., New York, Toronto, London. |
A. Winkler & E. Thilo (Deutsche Akad. Wiss. Berlin, Germany) Z. Anurg Chem, 346(1-2) 65 C.A. 14807c, 1966. |