Title:
【発明の名称】建設廃材から排煙脱硫材を製造する方法
Document Type and Number:
Japanese Patent JP2646938
Kind Code:
B2
Abstract:
PURPOSE:To provide an exhaust desulfurizing material and to produce the same from a building waste material. CONSTITUTION:An exhaust gas desulfurizing material is produced by a first grinding process 5 grinding concrete lumps under compression, a second grinding process 7 grinding primary ground concrete lumps 11 obtained in the first grinding process by rubbing under high pressure and processes 8, 9 screening the retreated material mixture obtained in the second grinding process and composed of a fine granular mortar component.
Inventors:
SHIBATA HITOSHI
HAYASHI EIICHI
HAYASHI YASUYUKI
HAYASHI EIICHI
HAYASHI YASUYUKI
Application Number:
JP15460992A
Publication Date:
August 27, 1997
Filing Date:
June 15, 1992
Export Citation:
Assignee:
KYOEI BUTSUSAN KK
International Classes:
B01J20/04; B01J20/02; B01J20/30; B02C1/02; B02C2/00; B02C21/00; B09B5/00; C09K3/00; (IPC1-7): B01J20/02; B01J20/30
Domestic Patent References:
| JP5969145A | ||||
| JP3296445A | ||||
| JP6365959A | ||||
| JP59184930U | ||||
| JP6217336U |
Attorney, Agent or Firm:
Yoshiaki Numagata (2 outside)