In new plants, a gas tight design might be easier to achieve than in existing plants.

The layout of a site may limit the applicability on existing plants

The new businesses are not necessarily related to existing units.

Difficult implementation into existing plants where there are space limitations.

In the case of existing plants, the insertion of obstacles may be restricted by the lack of space.

Besides, some of its existing products will be upgraded.

Action 1: Increase in processing capacity (construction of new units and/or extension of existing units

For existing plants, the implementation requires a complete rebuild of the furnace

The applicability to existing plants may be limited by the need of a specific waste water treatment

Applicability in existing plants may be limited due to the mill layout and available space

repairing leakage between the oven chamber and the heating chamber (only applicable to existing plants

Applicable only to existing plants, as the design of new plants should make this technique unnecessary.

Such will be the case with all current composite unities as well.

In the case of existing plants, the relocation of equipment and production units may be restricted by the lack of space or by excessive costs.

Applicable for existing plants only where the furnace has a bell-less charging system.