wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means

Full Title

Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions > wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

WORKING CEMENT, CLAY, OR STONE

Subclass:

PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER