| 自贡大山铺废卤(气)井泄漏原因分析 |
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| 引用本文： | 吴何,李振华,刘晓博.自贡大山铺废卤(气)井泄漏原因分析[J].四川地质学报,2014,34(3):394-398. |
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| 作者姓名： | 吴何 李振华 刘晓博 |
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| 作者单位： | 四川盐业地质钻井大队,四川自贡,643000 |
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| 摘 要： | 四川省自贡市盐卤开发有近2 000年历史,大山铺曾是自贡市井矿盐生产基地之一,由于长期从事岩盐、天然气开采,留下了大量的废卤(气)井。分析表明:大山铺地下地质情况较为复杂,构造断裂、裂隙发育,且连通性较好,给卤(气)上窜提供了地质条件;卤(气)井未封井或套管腐蚀穿孔、破裂造成卤水及伴生天然气沿裂隙上窜,表现为对含水层、土地资源破坏及对空气的污染。
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| 关 键 词： | 废卤(气)井 泄漏 原因分析 |
On Cause of Dead Gas Well Leaking in Dashanpu,Zigong |
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| WU He,LI Zhen-hua,LIU Xiao-bo.On Cause of Dead Gas Well Leaking in Dashanpu,Zigong[J].Acta Geologica Sichuan,2014,34(3):394-398. |
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| Authors: | WU He LI Zhen-hua LIU Xiao-bo |
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| Institution: | (Sichuan Geological and Drilling Team for Salt Industry, Zigong, Sichuan 643000) |
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| Abstract: | The Dashanpu area was a salt mining base and is characterized by and development of continuous fractures and fissures. Non-plugging wells and casing corrosion and development of continuous fractures and fissures result in dead gas well leaking. |
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| Keywords: | dead gas well leaking cause |
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