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Literature cited
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Translated from Khimicheskoe i Neftyanoe Mashinostroenie, No. 7, pp. 35–36, July, 1985.
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Fridman, R.N. A positioner for mating of the shells of thin-walled apparatus. Chem Petrol Eng 21, 368–370 (1985). https://doi.org/10.1007/BF01149673
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DOI: https://doi.org/10.1007/BF01149673