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Title:
MOLDING OF LOW GRADE COAL BY UTILIZATION OF VEGETABLE FIBROUS MATERIAL
Document Type and Number:
Japanese Patent JPH03157493
Kind Code:
A
Abstract:

PURPOSE: To obtain a molded coal having extremely high collapsing strength, excellent ignitability and combustibility without generating harmful gas nor collapsing during combustion by mixing a low grade crushed coal, a vegetable fibrous material and slaked lime, further adding a molasses, mixing and press molding.

CONSTITUTION: (A) A crushsed coal of low grade coal having ≤5500kcal/kg heat generation crushed to ≤3mm grain size is mixed with (B) 10-30wt.% vegetable fiber such as crops or vegetables dried and crushed to ≤3mm size and (C) 3-5wt.% slaked lime and further (D) 3-8wt.% molasses (≥60wt.% to the component C), then stirred, thus reaction of the component C and the component D is accelerated to obtain mixed raw material powder and a resultant mixture is press-molded under a pressure of 1-4 ton/cm2 to afford the aimed molded coal.


Inventors:
KANEKIYO KATSUMASA
ZA FUERU GENCHIERU
MU ZAFUERU SARACHIYOURARU
Application Number:
JP29549689A
Publication Date:
July 05, 1991
Filing Date:
November 14, 1989
Export Citation:
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Assignee:
NIPPON KANKYO ASESUMENTO CENTE
International Classes:
C10L5/14; C10L9/10; (IPC1-7): C10L5/14; C10L9/10
Attorney, Agent or Firm:
Hirai Shin



 
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