Number | Name | Date | Kind |
---|---|---|---|
3660024 | Gillespie | May 1972 | |
3900646 | Clyde | Aug 1975 | |
3904553 | Campbell et al. | Sep 1975 | |
3957685 | Heide et al. | May 1976 | |
3972834 | Washbourne | Aug 1976 | |
3998758 | Clyde | Dec 1976 | |
4088607 | Weidenbach et al. | Aug 1978 | |
4233185 | Knapton et al. | Nov 1980 | |
4251239 | Clyde et al. | Feb 1981 | |
4253302 | Asano et al. | Mar 1981 | |
4308233 | Narumiya | Dec 1981 | |
4465458 | Nishino | Aug 1984 | |
4568595 | Morris | Feb 1986 | |
4792435 | Nakajimo | Dec 1988 | |
4810685 | Twigg et al. | Mar 1989 | |
4863712 | Twigg et al. | Sep 1989 | |
4863893 | Farranto et al. | May 1989 |
Entry |
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Farranto, et al., "Ammonia Oxidation Catalyst with Enhanced Activity", Ind. Eng. Chem Res. vol. 29, No. 7, 1990, pp. 1125-1129. |