Number | Name | Date | Kind |
---|---|---|---|
4508683 | Doll et al. | Apr 1985 | |
4530768 | Tanihara et al. | Jul 1985 | |
4537686 | Borbely et al. | Aug 1985 | |
4615873 | Devuyst et al. | Oct 1986 |
Number | Date | Country |
---|---|---|
53-78658 | Jul 1978 | JPX |
55-84598 | Jun 1980 | JPX |
55-79093 | Jun 1980 | JPX |
57-21988 | Feb 1982 | JPX |
60-251985 | Dec 1985 | JPX |
Entry |
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Ganczarczyk, J. J. et al., "Application of Polysulfide for Pretreatment of Spent Cyanide Liquors"; Jour. W. P. C. F., vol. 57, No. 11, pp. 1089-1093, (1985). |