This article envisions the trends in the development of oil shaleretorting technologies and concludes that Estonia's experience and practice can be used for reference for China.
对油页岩干馏工艺的发展趋势进行了展望：爱沙尼亚经验和做法值得借鉴。
2
The shale oil from oil shale by the retorting technology is an ideal substitute for nature oil.
油页岩干馏产出的页岩油可以作为一种理想的石油替代品。
3
Furnaces using solid heat-carrier retorting technology have a complex structure and construction of such furnace is relatively difficult, but the utilization rate of oil shale approaches 100%.