Well cementation method for treating shallow surface layer leakage of oil and gas well

The invention relates to the technical field of oil exploration, in particular to a well cementation method for treating shallow surface layer leakage of an oil and gas well. The method comprises the steps that (1) plugging drilling fluid is conveyed to a leakage layer to displace drilling fluid in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHU YONGTAO, DU JINLONG, LU PEIQING, LIU RENGGUANG, XIAO JINGNAN, ZHOU SHIMING, DING SHIDONG, ZHANG JINKAI, LIU KUI
Format: Patent
Sprache:chi ; eng
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