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接脱泄油器是一种在功能和力学性方面均较优的新型工具。它既是在2 1/2″油管内下φ56毫米以上抽油泵及分层采油井下装置的必需工具,又是改革起下管式泵工艺的良好工具。
Take off the drain is a new type of tool both in terms of functionality and mechanics. It is both an essential tool for pumping oil well pumps and stratified oil-well subsurface downhole under a 2 1/2 "tubing and a good tool for reforming the down-pipe pump process.