245341 ⎘
Metal working; Method of mechanical manufacture; Prime mover or fluid pump making; Piston ring or piston packing making including casting or molding
METHOD FOR PRODUCING AN ARBITRARY GEOMETRY ON PISTONS OF INTERNAL COMBUSTION ENGINES
#2STUFFING BOX FOR WALKING BEAM COMPRESSOR
#3Stuffing box for walking beam compressor
#4Method for manufacturing internal combustion engine piston