Kenyon & Kenyon
Cooling drum for continuous-casting machines for manufacturing thin metallic strip
 A cooling drum for continuous-casting machines, for manufacturing thin metallic strips, and having a surface composing part of a casting mold wall in contact with molten metal, wherein the surface has numerous dimples disposed uniformly thereon and not in contact with each other, and each of the dimples has an opening portion in the form of a circle or an oval with a diameter of from 0.1 to 1.2 mm and a depth of from 5 to 100 .mu.m. 
B B
B21B B22D
inventional inventional
Shigenori Kenichi Atsumu Michiya Akio Kunimasa Keiichi Isao Hikotaro Yasuo Hiroyuki
Tanaka Hara Yamane Hayashida Kasama Sasaki Yamamoto Suichi Itani Itoh Kajioka