Mining University Pub 2016-06-01 $number Chinese China Mining University Press theory and practice of wellbore control freezing in soft rock strata to Ningxia and other western regions weak. The freezing wall and shaft wa...
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paperback. Condition: New. Paperback. Pub Date: 2016-06-01 Pages: $number Language: Chinese publisher: China Mining University Press theory and practice of wellbore control freezing in soft rock strata to Ningxia and other western regions weak. The freezing wall and shaft wall of a well-enriched water formation incomplete well freezing method are studied in analytical calculation. numerical simulation. simulation test and engineering measurement. Seller Inventory # DP051314
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