Number | Name | Date | Kind |
---|---|---|---|
2365993 | Apgar | Dec 1944 | |
2428623 | Hewlett et al. | Oct 1947 | |
2740749 | Megverian et al. | Apr 1956 | |
2871194 | Meadows | Jan 1959 | |
2921020 | Urban et al. | Jan 1960 | |
3107213 | Cole et al. | Oct 1963 | |
3574093 | Strong | Apr 1971 | |
3909395 | Takacs | Sep 1975 | |
3923645 | Anderson, Jr. et al. | Dec 1975 | |
4362614 | Asdigian | Dec 1982 | |
4404098 | Asdigian | Sep 1983 |
Number | Date | Country |
---|---|---|
507179 | Nov 1954 | CAX |
563032 | Sep 1958 | CAX |
759156 | Oct 1956 | GBX |
795762 | May 1958 | GBX |
Entry |
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Kirk-Othmer Encyclopedia of Chemical Technology, vol. 15, pp. 51-52, "Petroleum (Refinery Processes)". |