Literature cited
K. P. Efremova and T. S. Ovchinnikova, “The effect of some of the technological parameters on the structure of the armored layer of cutting bits,” Khim. i Neft. Mashinostr., No. 8, 22–23 (1969).
T. S. Ovchinnikova, “Methods for obtaining an optimal structure of the armored layer of the cutters of drilling bits,” Neftyanoe Khozyaistvo No. 10, 18–20 (1972).
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Translated from Khimicheskoe i Neftyanoe Mashinostroenie, No. 6, pp. 34–35, June, 1975.
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Efremova, K.P., Ovchinnokova, T.S. Effect of chemicothermal treatment of the microstructure and wear resistance of the armored layer of the cutters of drilling bits. Chem Petrol Eng 11, 554–556 (1975). https://doi.org/10.1007/BF01149582
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DOI: https://doi.org/10.1007/BF01149582