Title:
PRODUCTION OF COALY MATERIAL SURFACE-TREATED WITH CALCIUM CARBONATE
Document Type and Number:
Japanese Patent JPH05115745
Kind Code:
A
Abstract:
PURPOSE: To produce a coaly material becoming a desulfurizing agent or a pollution control agent rich in reaction activity and capable of being mass- produced by combining the characteristics of a calciferous material containing calcium carbonate and those of a coaly material.
CONSTITUTION: A coaly material surface-treated with calcium carbonate is produced by mixing a fine granular calciferous material containing calcium carbonate and a fine granular coaly material in water or alcohol to incorporate a calcium component to the surface of the coaly material.
Inventors:
OTSUKA YASUO
ASAMI KENJI
ITO HIROYASU
ASAMI KENJI
ITO HIROYASU
Application Number:
JP30556491A
Publication Date:
May 14, 1993
Filing Date:
October 25, 1991
Export Citation:
Assignee:
YOSHIZAWA SEKKAI KOGYO KK
International Classes:
B01D53/34; B01D53/50; B01D53/77; B01D53/81; C01F11/18; C10F7/00; (IPC1-7): B01D53/34; C01F11/18; C10F7/00
Attorney, Agent or Firm:
Sasaki Isao