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R & D report
Head: Petryshyn Igor S.. Research of physicochemical and qualitative indicators of gas-air mixture of coal mines of PJSC DTEK Pavlogradcoal. (popup.stage: ). State Enterprise "Ivano-Frankivsk Regional Scientific and Production Center for Standardization, Metrology and Certification". № 0221U104600
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Updated: 2025-11-13