Title:
【発明の名称】石炭の膨張性試験方法
Document Type and Number:
Japanese Patent JP2855728
Kind Code:
B2
Inventors:
SUZUKI YOSHIO
ITAGAKI SHOZO
MITANI NARYASU
ITAGAKI SHOZO
MITANI NARYASU
Application Number:
JP32902289A
Publication Date:
February 10, 1999
Filing Date:
December 19, 1989
Export Citation:
Assignee:
NIPPON KOKAN KK
International Classes:
G01N7/14; G01N25/16; G01N33/22; (IPC1-7): G01N25/16; G01N7/14; G01N33/22
Domestic Patent References:
| JP551799A | ||||
| JP5728240A |
Attorney, Agent or Firm:
Yasuo Ishikawa