47756 ⎘
Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing; Mixing in containers to which motion is imparted to effect the mixing; Mixers of the tilted-drum type, e.g. mixers pivotable about an axis perpendicular to the axis of rotation for emptying; Details or parts, e.g. drums; Construction of drum, e.g. provided with mixing blades with mixing elements held stationary