Research and Application of Concentric Fine Separate-layer Gas Injection Process in Offshore Oilfields

Gas injection is a critical technique to replenish formation pressure for enhancing oil recovery in low-permeability oilfields. At present， the single-string separate-layer gas injection with throwing and fishing gas nozzles is adopted in the Bohai Oilfield， but it cannot read downhole data in a rea...

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Auteurs principaux:	Xue Dedong, Kou Lei, Zheng Chunfeng, Ren Weina, Xiao Zuyin
Format:	Artigo
Langue:	Chinês
Publié:	Editorial Office of China Petroleum Machinery 2026-02-01
Collection:	Shiyou jixie
Sujets:	offshore oilfield separate-layer gas injection concentric measurement and adjustment gas injection working cylinder flow test insert seal
Accès en ligne:	http://www.syjxzz.com.cn/thesisDetails#10.12473/CPM.202502015
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