Clay centering device for a potter's wheel

Clay forming die

Clay mixture having contamination resistance

Clay product facing machine

Cleaning moulds in a long mould bed

Cleaning system and method for a mixing truck

Closed end sleeve producing method and core structure used...

Closed hollow brick manufacturing apparatus

Closed reinforcement fibre package, as well as chain packing...

Coated foam form members for concrete structures

Coating chamber and templates to produce decorative mouldings

Coating for cementitious surfaces

Coaxial feeding, metering and mixing auger-conveyor mixer

Cocrete pipe making machine with redensification apparatus

Coil forming assembly for pile extruding machines and the like

Cold isopressing method

Collapsible core for concrete box girder

Collapsible core for concrete pipe making apparatus

Collapsible mixing tower

Combination bed concrete casting apparatus