Number | Name | Date | Kind |
---|---|---|---|
4934228 | Bolton et al. | Jun 1990 | |
4992949 | Arden | Feb 1991 | |
5006225 | Beauchemin et al. | Apr 1991 | |
5071771 | Barbour et al. | Dec 1991 | |
5674335 | Aman et al. | Oct 1997 | |
5761070 | Conners et al. | Jun 1998 |
Entry |
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"Separation of Eastern Spruce and Balsam Fir by Chemical Methods", Kutscha, Lomerson and Dyer, Wood Science and Technology, 1978. |