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在过去的五十年里,人们在德国北部盐底辟分布范围内,用冷冻法开拓了两口新竖井。一口位于博克罗盐丘上,为西格蒙特哈尔(Sigmundhall)钾盐矿的考伦费尔德(Kolen-feld)通风进(1966～1968);另一口位于海尼克森-瓦特林根盐丘上,为下萨克森-里德尔(Niedersachsen-Riedel)钾盐-石盐矿的里德尔(Riedel)通风井(1980～1981)。本文论述的是
Over the past fifty years, two new silos have been exploited by freezing in the distribution of salt diapirs in northern Germany. One is in the Pokrok salt dome, which is ventilated by Kolen-feld in the Sigmundhall potash mine (1966-1968); the other is in the Hynix-Watardingen salt Mound, the Riedel ventilation shaft of the Niedersachsen-Riedel potash-rock salt mine (1980-1981). This article is about