Number | Date | Country | Kind |
---|---|---|---|
3528934 | Aug 1985 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4419971 | Nakamura et al. | Dec 1983 | |
4420142 | Dworak et al. | Dec 1983 |
Number | Date | Country |
---|---|---|
0118056 | Dec 1984 | EPX |
0178169 | Apr 1986 | EPX |
1282377 | Nov 1968 | DEX |
1291957 | Apr 1969 | DEX |
2834146 | Mar 1978 | DEX |
3427456 | Jan 1986 | DEX |
1454755 | Nov 1965 | FRX |
67746 | Apr 1978 | ITX |
0111922 | Jun 1984 | JPX |
1087870 | May 1986 | JPX |
991421 | May 1965 | GBX |
1434365 | May 1976 | GBX |
Entry |
---|
"Progress in Nitrogen Ceramics", 1983, pp. 683 to 694. |
Japanese Patent Abstract 58-160625, 59-34020, 59-50223. |
English Translation of Japanese A-59-47523. |
Abstract of Japanese 77/51,283, Chemical Abstracts, vol. 90, 1979, p. 230. |
Refractories, Ceramics p. 23 (Kawasaki Steel), J53137-214. |