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UNE-EN ISO 20675:2022 UNE
Status: Vigente/ 2022-06-15
Biogas - Biogas production, conditioning, upgrading and utilization - Terms, definitions and classification scheme (ISO 20675:2018)
UNE-CEN ISO/TS 3250:2022 UNE
Status: Vigente/ 2022-08-01
Petroleum, petrochemical and natural gas industries - Calculation and reporting production efficiency in the operating phase (ISO/TS 3250:2021) (Endorsed by Asociación Española de Normalización in August of 2022.)
UNE-EN ISO 35102:2021 UNE
Status: Vigente/ 2022-02-01
Petroleum and natural gas industries - Arctic operations - Escape, evacuation and rescue from offshore installations (ISO 35102:2020) (Endorsed by Asociación Española de Normalización in February of 2022.)
