47864 ⎘
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; Supplying or proportioning the ingredients; Volumetric measuring devices, e.g. for consecutively delivering predetermined volumes of ingredients for continuous feeding, e.g. by controlling the velocity of a transporting belt or the thickness of the ingredients on the belt or by regulating the outlet of a hopper
SYSTEM, METHOD AND APPARATUS FOR ENTRAINING AIR IN CONCRETE
#2System, method and apparatus for entraining air in concrete
#3System, method and apparatus for entraining air in concrete
#4Tubular in-line mixing device
#5System, method and apparatus for entraining air in concrete
#6MINIMUM ADJUSTMENT CONCRETE DELIVERY SYSTEM
#7Method and device for dispensing liquids