SSBT. Occupational Safety Standards System. Blowout preventer equipment. Safety requirements.
ССБТ. Система стандартов безопасности труда. Оборудование противовыбросовое. Требования безопасности. |
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PUE PUE 6, Section 1Pue 6_1987_Section 1_General Regulations |
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MISC Decision No. 240Decision of the Government of the Russian … |
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