美国碱法地浸采铀工艺技术概况

介绍了美国在碱法地浸开发和研究方面所取得的一些技术和成果,涉及可地浸砂岩型铀矿床的勘探和资源评估,矿体的圈定,碱法地浸化学原理,搅拌浸出与柱浸试验,实验室操作规范和试验步骤,试验模型,井场设计,钻井成井工艺,井场退役和地下水治理及加入氧气和二氧化碳的混合装置等。

INTRODUCTION TO THE DEVELOPMENT OF ALKALINE IN-SITU LEACHING OF URANIUM IN AMERICA

According to related materials and America expert's lecture, some achievements and techniques in alkaline in-situ leaching of uranium are shown including large sand leached uranium deposit prospecting, uranium reserve determination and evaluation, locating roll front, ISL chemistry, standard laboratory experiment and operation, setting up leaching model, well field design, boring hole technique and well completion method, reclamation and restoration of finished well field and underground water etc. Special equipment of adding and mixing O_2 and CO_2 is also introduced.