论文部分内容阅读
在利用溜矸孔刷大成井的凿井工艺中，溜矸孔堵塞问题经常发生。结合工程实例，分析了溜矸孔堵塞原因，提出了防止堵塞措施和堵塞的疏通方法。
In the use of slippery hole brush Dacheng well drilling technology, blockage of rock blocking problems often occur. Combined with the engineering example, the reason of clogging in the gangue hole was analyzed, and the method of preventing the clogging and clogging was put forward.