The machine presented in this paper is of full close in structure which has a shell made of stainless steel that is antisepticise and antirust.
整机采用全封闭式结构,不锈钢的外形壳体,防腐防锈,外形美观;
Based on making sure operation safely, antisepticise tech in well completion peri od is established and yield cycle of gas well and economical benefit is increased.