Model Guidelines for Protecting Heat Supply System Pipelines Against External Corrosion.
Типовая инструкция по защите трубопроводов тепловых сетей от наружной коррозии. |
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MinNR 663On introducing supplements to the federal … |
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RD 03-315-99Regulations Governing Procedure for Preparing … |
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KZ СТ РК 2188-2012ST RK 2188-2012. Stable gas condensate. … |