首页>
外国专利>
PROCEDURES AND REQUIREMENTS FOR THE PURPOSE OF COAL IN THE OPENS OF A COAL MANUFACTURING AUTHORISATION HOLDER
PROCEDURES AND REQUIREMENTS FOR THE PURPOSE OF COAL IN THE OPENS OF A COAL MANUFACTURING AUTHORISATION HOLDER
展开▼
机译:煤炭制造授权持有人营业场所中煤炭用途的程序和要求
展开▼
页面导航
摘要
著录项
相似文献
摘要
A filling device for and a method of filling balls in an array of apertures in a ball-receiving element, the filling device comprising: a housing including an opening at a lower surface thereof and defining in part a chamber for containing a supply of balls, the housing being in use movably disposed over a ball-receiving element including an array of apertures; and distribution means disposed within the housing for distributing balls contained in the chamber such as to maintain a limited number of layers of the balls over at least a region of the opening in the housing.
展开▼