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| 用爆破法快速排除孔内复杂事故 |
| | 1960(10) [摘要(988)] [PDF 640.79 K (224)] [HTML] |
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| 高速度地实现山地手工操作机械化半机械化——地质部探矿工程司郭少英司长在贵州苗岭山地工作现场会议上的总结 |
| | 1960(10) [摘要(1075)] [PDF 4.16 M (218)] [HTML] |
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| 浅井“一炮成”快速掘进方法 |
| | 1960(10) [摘要(983)] [PDF 1.35 M (226)] [HTML] |
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| 河南式平巷打眼机 |
| | 1960(10) [摘要(1013)] [PDF 1.35 M (244)] [HTML] |
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| 浅井自动转钎打眼机 |
| | 1960(10) [摘要(841)] [PDF 1.30 M (235)] [HTML] |
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| “桅杆”式浅井打眼机 |
| | 1960(10) [摘要(1034)] [PDF 646.85 K (212)] [HTML] |
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| 软岩掘进的有效工具S26手扳钻 |
| | 1960(10) [摘要(865)] [PDF 637.69 K (232)] [HTML] |
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| 三用单人脚踏鼓风机 |
| | 1960(10) [摘要(1006)] [PDF 1.46 M (206)] [HTML] |
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| 勘探队员的风格 |
| | 董鳳鳴 |
| | 1960(10) [摘要(1021)] [PDF 786.33 K (230)] [HTML] |
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| 浅井简易铁质绞车 |
| | 1960(10) [摘要(1096)] [PDF 1.57 M (221)] [HTML] |
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| 深槽半自动出土器 |
| | 1960(10) [摘要(966)] [PDF 716.26 K (192)] [HTML] |
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| 爆破工作在钻探中的应用 |
| | 郭绍什 |
| | 1960(10) [摘要(993)] [PDF 1.76 M (197)] [HTML] |
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| 钻孔放炮起拔套管的经验 |
| | 谷毅军 |
| | 1960(10) [摘要(1042)] [PDF 796.61 K (243)] [HTML] |
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| 爆破起管方法 |
| | 孙光西 |
| | 1960(10) [摘要(962)] [PDF 796.39 K (210)] [HTML] |
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| 又好又省的热饭箱 |
| | 成大均 |
| | 1960(10) [摘要(952)] [PDF 796.39 K (198)] [HTML] |
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| 硬脆破碎层质量钻具——双管单钻头 |
| | 赵国忠 |
| | 1960(10) [摘要(934)] [PDF 967.21 K (252)] [HTML] |
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| 钻进长兴灰岩的飞机式合金钻头 |
| | 吴健民 |
| | 1960(10) [摘要(940)] [PDF 676.07 K (256)] [HTML] |
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| 棱形飞机式钻头 |
| | 余志 |
| | 1960(10) [摘要(993)] [PDF 544.34 K (269)] [HTML] |
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| 楔形合金钻头 |
| | 孙贵洪 |
| | 1960(10) [摘要(967)] [PDF 544.34 K (256)] [HTML] |
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| 半月形不取心钻头 |
| | 匡龙元 |
| | 1960(10) [摘要(1043)] [PDF 567.13 K (199)] [HTML] |
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| 双排硬质合金钻头 |
| | 1960(10) [摘要(1013)] [PDF 567.13 K (257)] [HTML] |
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| 三向式合金钻头 |
| | 喻伟龙 |
| | 1960(10) [摘要(956)] [PDF 570.83 K (253)] [HTML] |
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| 高水口内半肋骨钻头 |
| | 温才通 |
| | 1960(10) [摘要(1146)] [PDF 1.10 M (222)] [HTML] |
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| 三星式合金钻头 |
| | 1960(10) [摘要(1001)] [PDF 561.19 K (232)] [HTML] |
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| 增压换齿式合金钻头 |
| | 1960(10) [摘要(898)] [PDF 640.79 K (250)] [HTML] |
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| 野外队怎样搞好安全工作的几点体会 |
| | 刘兴义 |
| | 1960(10) [摘要(1077)] [PDF 1.07 M (209)] [HTML] |
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| KAM-500型钻机不停钻倒杆 |
| | 1960(10) [摘要(890)] [PDF 1.76 M (226)] [HTML] |
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| 提高取心率的木质分水器 |
| | 兰明 |
| | 1960(10) [摘要(1003)] [PDF 853.62 K (222)] [HTML] |
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| 木质滤水器代替钢管 |
| | 李学文 |
| | 1960(10) [摘要(1017)] [PDF 1.60 M (202)] [HTML] |
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| 竹筋过滤管 |
| | 赵振卿 |
| | 1960(10) [摘要(976)] [PDF 783.49 K (196)] [HTML] |
| | |
| 安全提引器 |
| | 冯国强 |
| | 1960(10) [摘要(948)] [PDF 783.49 K (217)] [HTML] |
| | |
| 修复自由钳牙齿的方法 |
| | 刘通 |
| | 1960(10) [摘要(962)] [PDF 783.49 K (229)] [HTML] |
| | |
| 旧胶皮管重用 |
| | 李琼玉 |
| | 1960(10) [摘要(908)] [PDF 783.49 K (211)] [HTML] |
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