Efficiency of Drill Bits Reinforced with Relit TZ in Alloy Steel Pipes.

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作者：
Khachaturov, S.S.
Ovchinnikova, T.S.
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Oil Industry | 1975年 / 12期
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摘要：
It is shown that reinforcing the cutters with Relit (a tungsten carbide composition) in pipes made of chromium-silicon-manganese steel decreases the diametral rate of wear of the bit, and increases the rate of advance and the mechanical drilling rate.
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页码：18 / 19
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