Journal of the Japanese Association for Petroleum Technology
Online ISSN : 1881-4131
Print ISSN : 0370-9868
ISSN-L : 0370-9868
Study on the Drillability of Blade Bit
Kiyomitsu FUJII
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1956 Volume 21 Issue 5 Pages 168-173

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Abstract
Factors which affect the drillability of blade bits are tested, and the results of are described in this paper.
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© The Japanese Association for Petroleum Technology
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