Title:
PRODUCTION METHOD FOR CLINKER
Document Type and Number:
Japanese Patent JP2008126181
Kind Code:
A
Abstract:
To provide a technology for stably calcining a raw material containing mainly a powder of recycle resources such as a waste material and a by-product with a rotary kiln and for obtaining clinker having no or low hydration activity that can be used as a material for a civil work, and thus to promote a full use of the recycle resources.
The clinker is produced by calcining the raw material containing mainly the powder of recycle sources having both a liquid phase and a solid phase at a proper ratio and a narrow range of calcination temperature in the production method for clinker. Calcination is conducted in the presence of 10 to 50% by mass of hardly melting particles in the raw material.
Inventors:
HOSODA AKIMOTO
OZU HIROSHI
TERASAKI JUNICHI
NAKAMURA KAZUFUMI
OZU HIROSHI
TERASAKI JUNICHI
NAKAMURA KAZUFUMI
Application Number:
JP2006316307A
Publication Date:
June 05, 2008
Filing Date:
November 22, 2006
Export Citation:
Assignee:
TAIHEIYO CEMENT CORP
International Classes:
B09B3/00; C02F11/00; E02D3/00; C04B7/38
Attorney, Agent or Firm:
Masatoshi Iwane