Industritë e naftës, petrokimisë dhe gazit natyror - Kompresorët aksial dhe centrifugal dhe kompresorët me zgjerim - Pjesa 4: Kompresorët me zgjerim (ISO 10439-4:2015)
Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 4: Expander-compressors(ISO 10439-4:2015)
ISO 10439-4:2015 specifies minimum requirements and gives recommendations for axial compressors, single-shaft, and integrally geared process centrifugal compressors and expander-compressors for special purpose applications that handle gas or process air in the petroleum, petrochemical, and natural gas industries. ISO 10439‑4:2015 specifies requirements for expander-compressors, in addition to the general requirements specified in ISO 10439‑1:2015.
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