Title:
【発明の名称】希ガスの精製方法
Document Type and Number:
Japanese Patent JP2977606
Kind Code:
B2
Inventors:
MYANO YASUSADA
KITAHARA KOICHI
OOTSUKA KENJI
TAKAHASHI HIROSHI
KITAHARA KOICHI
OOTSUKA KENJI
TAKAHASHI HIROSHI
Application Number:
JP32548690A
Publication Date:
November 15, 1999
Filing Date:
November 29, 1990
Export Citation:
Assignee:
NIPPON PAIONIKUSU KK
International Classes:
C01B23/00; B01J23/26; B01J23/40; B01J23/44; B01J23/50; B01J23/72; B01J23/74; B01J23/84; B01J23/847; C22C16/00; (IPC1-7): C01B23/00; B01J23/44; B01J23/72; C22C16/00
Domestic Patent References:
JP2116607A | ||||
JP2120212A | ||||
JP470127A | ||||
JP61268336A | ||||
JP23434U |