Number | Name | Date | Kind |
---|---|---|---|
4357991 | Cameron | Nov 1982 | |
4547353 | Cameron | Oct 1985 | |
4654205 | Cameron | Mar 1987 | |
4732585 | Lerner | Mar 1988 | |
4796695 | Cannon | Jan 1989 | |
5004042 | McMorries, IV et al. | Apr 1991 | |
5044431 | Cameron | Sep 1991 |
Number | Date | Country |
---|---|---|
24353 | Feb 1979 | JPX |
88630 | Aug 1920 | CHX |
Entry |
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"Waste Heat Recovery From Sulphuric Acid Plants" Sulphur Mar./Apr., 1980, Dahya Bhaga,--The British Sulphur Corporation Ltd. |