HYDRO-TECHNOLOGY

NACE-BEL (BE 2008) : Sewerage (37000)

NACE Rev.2 (EU 2008) : Sewerage (3700)

NACE-BEL (BE 2008) : Manufacture of filtering equipment (28295)

NACE Rev.2 (EU 2008) : Manufacture of other general-purpose machinery n.e.c. (2829)

NACE-BEL (BE 2008) : Construction of drainage systems of waste water (42212)

NACE Rev.2 (EU 2008) : Construction of utility projects for fluids (4221)

NACE-BEL (BE 2008) : Physicochemical treatment of muds and liquid waste (38212)

NACE Rev.2 (EU 2008) : Treatment and disposal of non-hazardous waste (3821)

NACE-BEL (BE 2008) : Water collection, treatment and supply (36000)

NACE Rev.2 (EU 2008) : Water collection, treatment and supply (3600)

NACE-BEL (BE 2025) : Materials recovery (38210)

NACE Rev.2.1 (EU 2025) : Materials recovery (3821)

NACE-BEL (BE 2025) : Water collection, treatment and supply (36000)

NACE Rev.2.1 (EU 2025) : Water collection, treatment and supply (3600)

NACE-BEL (BE 2025) : Installation of industrial machinery and equipment (33200)

NACE Rev.2.1 (EU 2025) : Installation of industrial machinery and equipment (3320)

NACE-BEL (BE 2025) : Sewerage (37000)

NACE Rev.2.1 (EU 2025) : Sewerage (3700)

NACE-BEL (BE 2025) : Manufacture of filtering devices (28295)

NACE Rev.2.1 (EU 2025) : Manufacture of other general-purpose machinery n.e.c. (2829)

ISIC 4 (WORLD) : Sewerage (3700)

ISIC 4 (WORLD) : Manufacture of other general-purpose machinery (2819)

ISIC 4 (WORLD) : Construction of utility projects (4220)

ISIC 4 (WORLD) : Treatment and disposal of non-hazardous waste (3821)

ISIC 4 (WORLD) : Water collection, treatment and supply (3600)