Number | Date | Country | Kind |
---|---|---|---|
9125714 | Dec 1991 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
2892510 | Wygant | Jun 1959 | |
2892512 | Watts et al. | Jun 1959 | |
3429106 | Abboud | Feb 1969 | |
3431709 | Kawanami | Mar 1969 | |
3729903 | Espeel et al. | May 1973 | |
3963467 | Rolschau | Jun 1976 | |
4735638 | Ciliberti et al. | Apr 1988 | |
4812149 | Griffin et al. | Mar 1989 |
Entry |
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P. M. Eggerstedt et al., "Choose the Right Ceramic for Filtering Hot Gases", Chemical Engineering Progress, Jan. 1993, pp. 62-68. |