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| 探矿司召集部分省局汇报钻探质量问题 |
| 1962(4) [摘要(1082)] [PDF 616.96 K (262)] [HTML] |
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| 广西441地质队提高岩旷心采取率的经验总结 |
| 1962(4) [摘要(1251)] [PDF 789.25 K (414)] [HTML] |
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| 贵州黔东南综合地质大队提高硬、脆、碎地层矿心采取率经验——钻粒无泵反循环钻进、钻粒干钻和钻粒综合钻进 |
| 1962(4) [摘要(1226)] [PDF 200.30 K (280)] [HTML] |
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| 现有钻进方法的改进方向 |
| 周国荣 |
| 1962(4) [摘要(1083)] [PDF 158.62 K (288)] [HTML] |
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| “北方一号”半自动化摆管器 |
| 钟德祥 |
| 1962(4) [摘要(1040)] [PDF 1001.81 K (335)] [HTML] |
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| 苏联超深井会议情报 |
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| 1962(4) [摘要(1085)] [PDF 155.39 K (305)] [HTML] |
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| 苏联水力、热力和电物理法破碎岩石会议 |
| 1962(4) [摘要(1236)] [PDF 83.26 K (348)] [HTML] |
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| 1962(4) [摘要(1049)] [PDF 68.21 K (269)] [HTML] |
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| 1962(4) [摘要(1088)] [PDF 68.21 K (301)] [HTML] |
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