for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln

Full Title

Calcium sulfate cements > Dehydrating gypsum > Devices therefor > for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln

Classification Context

Section:

CHEMISTRY; METALLURGY

Class:

CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES

Subclass:

LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE