30.98 Project deleted Sep 30, 2022
CEN
CEN/TC 451 Water wells and borehole heat exchangers
European Norm
design, environmental aspects, drilling, construction, completion, operation, monitoring, maintenance, rehabilitation and dismantling of wells for uses of groundwater and geothermal energy
ABANDON
cen:proj:64414
30.98
Project deleted
Sep 30, 2022