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招远市阜山东风井在井筒建设初期，为节约费用，直接利用生产井架与生产提升机进行井筒掘砌施工。按照原设计生产提升方式应为罐笼－平衡锤方式；但是因探矿资料，马头门施工的方位等因素，建设单位决定临时采用双罐笼提升，这样如果原安装好的地面提升设施不做改造，将造成两
In the early stage of wellbore construction, the Fufeng Dongfeng well in Zhaoyuan City directly used the production derrick and production hoist to carry out the wellbore excavation construction in order to save the cost. However, due to factors such as the prospecting data and the orientation of the Ma Tau Mun construction, the construction unit decided to temporarily adopt the double cage to upgrade so that if the original installation of the ground lifting facilities is not to be renovated, Will cause two