CPC Subgroup
C04B 11/028 Devices therefor
Full Title
Calcium sulfate cements > dehydrating gypsum > Devices therefor
8 direct subcodes
Child Classifications
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- C04B 11/032 for the wet process, e.g. dehydrating in solution or under saturated vapour conditions,
- C04B 11/036 for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln