Foam drilling in natural gas hydrate

The key problem of foam drilling in natural gas hydrate is prediction of characteristic parameters of bottom hole. The simulation shows that when the well depth increases, the foam mass number reduces and the pressure increases. At the same depth, pressure in drill string is always higher t...

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Bibliographic Details
Main Authors: Wei Na, Meng Ying-Feng, Li Gao, Guo Ping, Liu An-Qi, Xu Tian, Sun Wan-Tong
Format: Article
Language:English
Published: VINCA Institute of Nuclear Sciences 2015-01-01
Series:Thermal Science
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/0354-9836/2015/0354-98361504403W.pdf