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A Dual Barrel Well Washable Screw Pump

Well washing is unable to conduct after solid screw pump is set.The settled sand on the pump usually leads to high torque of sucker rod when re-open, causing overload of sucker rod and leading to rod breaking off and thread damage.The necessity of pulling out of production string and replacing a new...

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Principais autores: Huang Runjing, Zhang Zhonghui, Wang Huili, Liu Xiaoling, Yu Xuelin, Zheng Qiang
Format: Artigo
Sprog:Chinês
Udgivet: Editorial Office of China Petroleum Machinery 2016-01-01
Serier:Shiyou jixie
Fag:
dual barrel
washable
screw pump
reusable
Online adgang:http://www.syjxzz.com.cn/thesisDetails#10.16082/j.cnki.issn.1001-4578.2016.08.016
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