High efficiency air filters (EPA, HEPA and ULPA) - Part 1: Classification, performance testing, marking; German version EN 1822-1:2019
Edition 2019-10

High-efficiency filters and filter media for removing particles in air - Part 4: Test method for determining leakage of filter elements-Scan method (ISO 29463-4:2011); German version EN ISO 29463-4:2018
Edition 2019-05

High-efficiency filters and filter media for removing particles in air - Part 2: Aerosol production, measuring equipment and particle-counting statistics (ISO 29463-2:2011); German version EN ISO 29463-2:2018
Edition 2019-05

High-efficiency filters and filter media for removing particles in air - Part 3: Testing flat sheet filter media (ISO 29463-3:2011); German version EN ISO 29463-3:2018
Edition 2019-05

High-efficiency filters and filter media for removing particles in air - Part 5: Test method for filter elements (ISO 29463-5:2022); German version EN ISO 29463-5:2022
Edition 2022-10

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015); English version EN ISO 10439-3:2015
Edition 2015-05

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 4: Expander-compressors (ISO 10439-4:2015); English version EN ISO 10439-4:2015
Edition 2015-05

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015); English version EN ISO 10439-1:2015, only on CD-ROM
Edition 2015-05

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 2: Non-integrally geared centrifugal and axial compressors (ISO 10439-2:2015); English version EN ISO 10439-2:2015
Edition 2015-05

Cleaning of air and other gases - Terminology (ISO 29464:2017); German version EN ISO 29464:2019
Edition 2020-09