01
Chemicals and minerals for use in industry; chemicals and
minerals for use in the manufacture of refractory materials;
chemical and mineral substances used in the production,
preparation and application of refractory materials;
silicates, alumina, aluminate, aluminium oxides,
alumino-silicates, andalusite, bauxite, mullite, phosphates;
industrial chemicals and minerals compositions in brick,
prefabricated, granular and powdered form
19
Building materials (non-metallic); natural, artificial and
machined stones; marble, sandstone, plaster and gravel;
earth for bricks; refractory construction materials, not of
metal; fired refractory materials, not of metal [building
materials] for industrial use, refractory cement, refractory
concrete, refractory mortar, fireproof stone, refractory
bricks; calcium aluminate cement; refractory clay for
furnaces and furnace coverings, in the form of unprocessed
or partly shaped mineral material; refractory construction
materials, not of metal, for applying with a gun; refractory
plasters; refractory materials, not of metal, for building
purposes; refractory materials, not of metal, for surfacing;
refractory materials, not of metal, for caulking, covering
or repairing high temperature apparatus; refractory
materials, not of metal, for caulking, covering or repairing
furnaces; refractory compositions, not of metal, for
furnaces and blast furnaces; non-metallic rigid pipes for
building, sandstone or cement tubes; non-metallic chimneys;
refractory ceramic materials for building purposes;
earthenware (tiles); lining tiles and non-metallic paving;
non-metallic transportable buildings; aggregates; aggregates
for use in the manufacture and application of refractory
materials; refractory construction materials, in particular
on the basis of silicon carbide
37
Industrial furnace repair and maintenance on-site;
installation, repair and maintenance of refractory linings
in high temperature chambers; on-site production,
preparation and application of refractory linings in
industrial furnaces or high temperature chambers; on-site
repair of refractory linings in industrial furnaces or high
temperature chambers
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