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世界采油设备可靠性水平1.有杆抽油机美国Lufkin公司的有杆抽油机,使用寿命一般在15年以上。该公司制造的1台配有21/2in(63.5mm)蜗轮减速器的小型抽油机,自从1921年安装使用以来,至1993年止已经连续运转72年,累计运转时间达到了4...
World Oil Equipment Reliability Level 1. Rod pumping unit Lufkin company’s rod pumping unit, the service life of more than 15 years. The company has built a small pumping unit with 21 / 2in (63.5mm) worm reducer that has operated continuously for 72 years since 1993 and has accumulated a total of 4 operating hours since its installation in 1921. .