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针对现有气举工具无法在4“套管油气井中使用的问题,研制出一种内偏心式气举工作筒。该工作筒与专用气举阀在现场配套下井使用后,见到良好效果。
In view of the existing gas lift tools can not be used in 4 ”casing oil and gas wells, developed a kind of inner eccentric gas lift working cylinder. This cylinder and special gas lift valve in the field supporting the use of wells, to see good results .