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Rostekhnadzor Order 561 of November 22, 2013. On approving federal industrial safety standards and regulations. The petroleum industry safety regulations for underground gas storage facilities. Rostekhnadzor Order 561 of November 22, 2013. On approving federal industrial safety standards and regulations. The petroleum industry safety regulations for underground gas storage facilities.
Document Number/Номер документа: 642н от 17.09.2014
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