Disc refiner with conical ribbon feeder
Disc type refiner with automatic plate spacing control
Discharge device for the bottom fraction in a vortex type...
Disk refiner
Disk refiner
Disk refiner having sliding rigid multiple disks
Double diffuser with backflush pistons
Double disk refiner, stock inducer therefor and method of...
Double-disc refiner
Drilling mud comprising a high surface area magnetite...
Dual inlet impregnation for mechanical pulping
Dual zone refiner with separated discharge flow control