ISIC Code 2391 - Manufacture Of Refractory Products
Inclusions
This class includes:
- Manufacture of refractory mortars, concretes etc.
- Manufacture of refractory ceramic goods:
- Heat-insulating ceramic goods of siliceous fossil meals
- Refractory bricks, blocks and tiles etc.
- Retorts, crucibles, muffles, nozzles, tubes, pipes etc.
- Manufacture of refractory articles containing magnesite, dolomite or chromite