47699 ⎘
Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions without using driven mechanical means effecting the mixing Gravitational mixing; Mixing by intermingling streams of ingredients
METHOD AND DEVICE FOR MIXING GYPSUM GRANULES DERIVED FROM WASTE GYPSUM BOARD AND GYPSUM SLURRY
#2System and method for blending of bulk dry materials in oil well cementing
#3Material mixing chamber installed in the bucket of a skid loader or backhoe type vehicle