Number | Name | Date | Kind |
---|---|---|---|
2820016 | Raifsnider et al. | Jan 1958 | |
3079343 | Bernard et al. | Feb 1963 | |
3110567 | Hughes et al. | Nov 1963 | |
3980433 | Tamura et al. | Sep 1976 | |
4647392 | Darden et al. | Mar 1987 | |
4657689 | Darden | Apr 1987 | |
4777143 | Price et al. | Oct 1988 | |
4876068 | Castaneda | Oct 1989 | |
4894346 | Myers et al. | Jan 1990 | |
5085791 | Burns | Feb 1992 | |
5085793 | Burns et al. | Feb 1992 | |
5242621 | Miller et al. | Sep 1993 |
Entry |
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W.D. Hatfield, "Soluble Aluminum and the Hematoxylin Test in Filtered Waters", Ind. and Eng. Chem., Mar. 1924, pp. 233-234. |