245574 ⎘
Metal working; Method of mechanical manufacture; Process for making bearing or component thereof; Rotary bearing; Anti-friction bearing or component thereof Ball making
Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus
#2Method for producing the rolling elements of a ball roller bearing
#3Split bearing and method of making the same
#4Method of producing rolling sliding member
#5Methods for making hollow metal spheres
#6Split bearing and method of making the same