Literature cited
L. P. Peshkov and A. G. Shestov, “Kinematic analysis of machine wrenches for drilling and drive pipes,” Khim. Neft. Mashinostr., No. 5, 15–16 (1986).
A. G. Shestov and L. P. Peshkov, “Structural analysis of machine wrenches for drilling and drive pipes,” Khim. Neft. Mashinostr., No. 3, 45–46 (1986).
Inventor's Certificate No. 793746 (USSR), MKI V 25 v 13/50. Machine Wrench for Drilling and Drive Pipes.
Additional information
Translated from Khimicheskoe i Neftyanoi Mashinostroenie, No. 7, p. 16, July, 1987.
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Peshkov, L.P., Shestov, A.G. New design of machine wrench for drilling and driving pipes. Chem Petrol Eng 23, 336–337 (1987). https://doi.org/10.1007/BF01149945
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DOI: https://doi.org/10.1007/BF01149945