欢迎访问山东润东石油机械有限公司官方网站!
客户评价 客户评价

川钻70139井队-缸套

发布时间:2022-09-23 文章来源:本站原创 阅读量:417

Tesed by 70139 drilling team of Sinopec Southwest Petroleum Sichuan Drilling Company, the service time of our liners reach 796 hours, which is two times longer than ordinary liners. Working condition is : stroke 389.8 & impulse 80-85& pump pressure 25Mpa & sand content 0.27.