Number | Name | Date | Kind |
---|---|---|---|
2818323 | Haensel | Dec 1957 | |
3505785 | Kirkland | Jun 1967 | |
3658696 | Shively et al. | Apr 1972 | |
3722181 | Kirkland et al. | Mar 1973 | |
3892678 | Halasz et al. | Jul 1975 | |
3935294 | Teller | Jan 1976 | |
3984349 | Meiller et al. | Oct 1976 | |
4121946 | Chuiko et al. | Oct 1978 | |
4340496 | Abbott | Jul 1982 | |
4828695 | Yamamura et al. | May 1989 | |
4999175 | Vansant et al. | Mar 1991 |
Entry |
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Kirk-Othmer, Encyclopedia of Chemical Technology, 3rd Ed., vol. 6, pp. 207-214 (1979). |
Leal et al., "Reversible Adsorption of Oxygen on Silica Gel", J. Amer. Chem. Soc., 97:18, pp. 5125-5129 (10-3-75). |
Burwell et al., "Modified Silica Gels as Adsorbents as Selective Adsorbents for Sulphur Dioxide", J.C.S. Chem. Comm., 1974, pp. 342 and 343. |
Burwell, "Modified Silica Gels as Adsorbents and Catalysts", Chem. Tech., Jun. 1974, pp. 370-377. |