Title:
【発明の名称】砕石の粒形改善方法とその装置
Document Type and Number:
Japanese Patent JP2896194
Kind Code:
B2
More Like This:
Inventors:
KONO YOSHIHIKO
YANAGIHARA HIROYUKI
YANAGIHARA HIROYUKI
Application Number:
JP12500390A
Publication Date:
May 31, 1999
Filing Date:
May 15, 1990
Export Citation:
Assignee:
NITSUTETSU KOGYO KK
International Classes:
B02C4/00; B02C4/32; B02C15/16; B02C17/10; (IPC1-7): B02C15/16; B02C17/10
Domestic Patent References:
| JP5573355A | ||||
| JP6142346A | ||||
| JP6142347A | ||||
| JP6142348A | ||||
| JP53119466A | ||||
| JP55174943U | ||||
| JP58124242U | ||||
| JP59190340U |
Attorney, Agent or Firm:
Takehisa Ito