- Blocks, fire clay, manufacturing [2007]
- Bricks, clay refractory, manufacturing [2007]
- Castable refractories, clay, manufacturing [2007]
- Cement, clay refractory, manufacturing [2007]
- Clay refractories (e.g., mortar, brick, tile, block) manufacturing [2007]
- Crucibles, fire clay, manufacturing [2007]
- Firebrick, clay refractories, manufacturing [2007]
- Floaters, glasshouse, clay, manufacturing [2007]
- Glasshouse refractories manufacturing [2007]
- Insulating firebrick and shapes, clay, manufacturing [2007]
- Kiln furniture, clay, manufacturing [2007]
- Mortars, clay refractory, manufacturing [2007]
- Pots, glass-house, clay refractory, manufacturing [2007]
- Refractories (e.g., block, brick, mortar, tile), clay, manufacturing [2007]
- Tile, clay, refractory, manufacturing [2007]
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