S. I. Vasiliev, E. E. Miloserdov, K. A. Chernokalov

The authors discuss specific features of well casing in permafrost sections of formations, describe the main problems occurring in the process of cementing. The analysis is provided of the effect of cement blend, as well as of the processes going during cement blend thickening and curing on well walls formed in permafrost sections of formations. Some properties of cement blends determining the quality of set cement are also described.

№3 (127) 2016

Key words: casing string, flushing out, casing string annulus, oil, gas, mud.

Mining Industry Journal №3 (127) 2016, p.78

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