Drilling of extra-hard formations

Fan Lu

Journal of Central South University ›› 1996, Vol. 3 ›› Issue (1) : 31 -33.

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Journal of Central South University ›› 1996, Vol. 3 ›› Issue (1) : 31 -33. DOI: 10.1007/BF02652052
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Drilling of extra-hard formations

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Abstract

The reason for bit slipping in extra-hard formations has been analysed, and a new type of anti-slipping bit for extra-hard formations have been recommended.

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bit slipping / extra-hard formation / diamond

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Fan Lu. Drilling of extra-hard formations. Journal of Central South University, 1996, 3(1): 31-33 DOI:10.1007/BF02652052

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