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Head: Лєткін Олександр Михайлович. Working out process options, choice of the process schedule and provision of technical recommendations for ensuring the production of an experimental lot of 177.8 x 9.19 mm oil country tubes in accordance with API 5CT in conditions of Luleh Gostar Esfarayen Company (Esfarayen, Iran)..
. № 0110U000910
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Updated: 2026-03-22
