如何有效地采出边缘井的油是采油厂长经理们多年以来希望解决的问题。边缘井如果产量不高,弃之而不采实在可惜,而采用常规方法大量采之,不仅地下油量不足,经济成本也过高。近年来,美国ＭＩＡ制造厂推广应用了一种名为ＯＲＳ的简单有效的抽油系统,收到了预想不到的好效果。这种 How to effectively extract the oil in the marginal wells is a problem many oil managers need to solve over the years. If the marginal wells yield is not high, it is unfortunate to abandon the non-implementation, and adopt a large number of mining methods of conventional methods, not only underground fuel shortage, the economic cost is too high. In recent years, the United States MIA manufacturing plant to promote the use of a simple and effective called ORS pumping system, received unexpected good results. This