Title:
地盤改良材及び地盤改良方法
Document Type and Number:
Japanese Patent JP6997042
Kind Code:
B2
Abstract:
To provide a soil improvement material that can maintain an elution amount of hexavalent chromium at a sufficiently low level over a long period of time from the initial stage of material age even though an object to be soil-improved is a soil type having a relatively high chromium content in a cement clinker and being easy to allow hexavalent chromium to be eluted.SOLUTION: The soil improvement material includes a cement clinker, blast furnace slag, calcium sulfite and gypsum.SELECTED DRAWING: None
Inventors:
Takayasu Ito
Tetsuhiro Sakai
Kenji Noda
Kazuo Konishi
Tetsuhiro Sakai
Kenji Noda
Kazuo Konishi
Application Number:
JP2018123423A
Publication Date:
January 17, 2022
Filing Date:
June 28, 2018
Export Citation:
Assignee:
Ube Industries,Ltd.
International Classes:
C09K17/10; B09C1/08; C04B7/14; C09K17/02; C09K17/06; E02D3/12
Domestic Patent References:
| JP2007246306A | ||||
| JP2010201406A | ||||
| JP201674763A | ||||
| JP200086322A | ||||
| JP2017155141A | ||||
| JP2016216548A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yasunori Ishizaka
Yohei Suzuki
Hiroshi Abe
Kazuyuki Yoshizumi
Yasunori Ishizaka
Yohei Suzuki
Hiroshi Abe
Kazuyuki Yoshizumi