B28C7/0023 - CPC Classification

Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture; Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust by heating or cooling

• B28C7/003 » {Heating, e.g. using steam} 18
• B28C7/0038 » {Cooling, e.g. using ice} 14