Results 121 to 130 of about 283 (160)

Occurrence of Global Natural Hydrogen and Profitable Preservation [PDF]

open access: yes
Occurrence and abundance of molecular hydrogen in natural geologic reservoirs are enigmatic, due to its various sources, diverse migration pathways and complicated biological and chemical reactions.
Huang, X.   +8 more
core  

Application of Coiled Tubing Integrated Operation Technology in Gulong Shale Oil Block

open access: yesShiyou jixie
There are several technical challenges in the Gulong shale oil block, such as high-grade steel casing, small inner diameter of wellbore, long horizontal section, large-scale fracturing stimulation, and sand production. This paper presents a coiled tubing
Dong Lei   +6 more
doaj  

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