This application is a continuation-in-part of copending U.S. application Ser. No. 717,969, filed Jun. 20, 1991 now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
2720547 | Wolff et al. | Oct 1955 | |
4118425 | Herbstman | Oct 1978 | |
4219678 | Obenaus et al. | Aug 1980 | |
4329516 | Al-Muddarris | May 1982 | |
4465870 | Herskovits | Aug 1984 | |
4575566 | Vora | Mar 1986 | |
4734199 | Nagji et al. | Mar 1988 | |
4814517 | Trubac | Mar 1989 | |
4816607 | Vora et al. | Mar 1989 |
Number | Date | Country |
---|---|---|
0229994 | Jul 1987 | EPX |
Entry |
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Chemical Engineering News, p. 35, Jun. 25, 1979. |
Paper presented at The American Institute of Chemical Engineers, 85th National Meeting, Jun. 4-8, 1978. |
Hydrocarbon Processing, p. 91, Oct., 1980. |
Hydrocarbon Processing, vol. 54, No. 2, pp. 97-98, 1975. |
Chemical Engineering, pp. 83-87 Jul. 9, 1973. |
Number | Date | Country | |
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Parent | 717969 | Jun 1991 |