Number | Name | Date | Kind |
---|---|---|---|
3650890 | Kamio | Mar 1972 | |
3745065 | Niilo-Rama | Jul 1973 | |
4540468 | Genco et al. | Sep 1985 | |
4717672 | Fleming et al. | Jan 1988 | |
4946555 | Lee et al. | Aug 1990 |
Entry |
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Cirucci, J. F.; "Optimizing Oxygen Extraction By Vent Gas Analysis: Process Control and Safety"; Jul. 1986; Tappi Journal, pp. 94-97 |
US Appl. Ser. No. 07/797,866; Cirucci, et al.; filed Nov. 26, 1991; "Application of Oxygen and Steam in Pulp Using Ejectus". |