Petroleum and natural gas industries - Modular drilling rigs for offshore fixed platforms (ISO 18647:2017); English version EN ISO 18647:2019, only on CD-ROM— 129 стр.
District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 1: Design; German and English version EN 13941-1:2019— 326 стр.
