DIN EN 16228-3:2022-07 Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD); German version EN 16228-3:2014+A1:2021
2022DIN EN 16228-3:2022-07 Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD); German version EN 16228-3:2014+A1:2021
2022DIN EN 16228-3:2022 Devices for the directional horizontal drilling process (HDD)
2019DIN EN 16228-3/A1:2019 Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD); German and English version EN 16228-3:2014/prA1:2019
2014DIN EN 16228-3:2014 Drilling and foundation equipment - Safety - Part 3: Horizontal directional drilling equipment (HDD); German version EN 16228-3:2014