GRANULATED PARTICLE FOR COLD STORAGE MATERIAL PARTICLE, GRANULATED PARTICLE GROUP FOR COLD STORAGE MATERIAL PARTICLES, COLD STORAGE MATERIAL PARTICLE, COLD STORAGE MATERIAL PARTICLE GROUP, COLD STORAGE DEVICE, REFRIGERATOR, CRYOPUMP, SUPERCONDUCTING MAGNET, NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS, NUCLEAR MAGNETIC RESONANCE APPARATUS, MAGNETIC FIELD APPLICATION TYPE SINGLE CRYSTAL PULLING APPARATUS, HELIUM RE-CONDENSING DEVICE, AND DILUTION REFRIGERATOR
卷宗概要
发明人
Seina TAGUCHI; Hiroyasu KONDO; Daichi USUI
IPC 分类
CPC 分类
A granulated particle for cold storage material particle according to an embodiment includes a rare earth oxysulfide or a rare earth oxide containing at least one rare earth element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, in which the granulated particle has a plurality of recesses each having a closed curve at an outer edge on a surface thereof.
原文（中文）
A granulated particle for cold storage material particle according to an embodiment includes a rare earth oxysulfide or a rare earth oxide containing at least one rare earth element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, in which the granulated particle has a plurality of recesses each having a closed curve at an outer edge on a surface thereof.