Wastewater treatment plants - Part 4: Primary settlement; German version EN 12255-4:2002
Edition 2002-04

Rolling bearings - Linear motion rolling bearings - Vocabulary (ISO 24393:2008); Text in German, English and French
Edition 2017-03

Prevention of crime - Urban planning and building design - Part 1: Definition of specific terms; Trilingual version EN 14383-1:2006
Edition 2006-09

Machine tools - Tool receiver for hollow taper shanks - Part 5: For type E according to DIN 69893-5, Connecting dimensions
Edition 2024-07

Valves - Terminology - Part 2: Definition of components of valves; German version EN 736-2:2016
Edition 2016-06

Wastewater treatment plants - Part 7: Biological fixed-film reactors; German version EN 12255-7:2002
Edition 2002-04

Wastewater treatment plants - Part 11: General data required; German version EN 12255-11:2001
Edition 2001-07

Wastewater treatment plants - Part 6: Activated sludge process; German version EN 12255-6:2002
Edition 2002-04

Wastewater treatment plants - Part 3: Preliminary treatment (includes corrigendum AC:2000); German version EN 12255-3:2000 + AC:2000)
Edition 2001-03

Wastewater treatment plants - Part 8: Sludge treatment and storage; German version EN 12255-8:2001
Edition 2001-10