| 摘要 |
PCT No. PCT/SE87/00071 Sec. 371 Date Dec. 4, 1987 Sec. 102(e) Date Dec. 4, 1987 PCT Filed Feb. 13, 1987 PCT Pub. No. WO87/05044 PCT Pub. Date Aug. 27, 1987.A method for the production of highly comminuted flour of wood and other types of vegetable biomass suitable for the use as fuel, in that coarsely ground wood or other type of coarsely ground vegetable biomass is treated with a dilute solution of an alkaline substance, and subsequently exposed to elevated temperatures, whereafter the treated coarsely ground material is subjected to grinding, whereby a finely divided powder with a narrow particle size distribution is obtained. |
