... horse head pumping unit fit for exploiting crude oil of of middle or low viscocity and fit ... for high water content crude oil ,for the horizontal well ,slop mine and ... -64-60304.51.59,144.55.5CYJ5-1.8-13HY114-107-7250131.86,9,12117.0CYJ10-3 ... 5,2.16,9,123018.0CYJ12-4.8-73HF640-256-192120734.8,4.2,3.65,7,94529. ... 0CYJ14-4.8-73HF640-305-192140734.8,4.2,3 ...