Ore pellets containing carboxymethylhydroxyethylcellulose and so

Details Ore pellets containing carboxymethylhydroxyethylcellulose and so Ore pellets containing carboxymethylhydroxyethylcellulose and so

1989-06-15

1990-08-14

Lieberman, Paul

Specialized metallurgical processes, compositions for use therei

Compositions

Solid treating composition for liquid metal or charge

106194, C08L 108, C08L

Patent

active

049484303

ABSTRACT:
A binder for agglomerating an ore in the presence of water, contains 10% to 90% of a water-soluble sodium carboxymethylhydroxyethylcellulose and 10% to 90% of sodium carbonate. A process comprises mixing a binder composition containing cellulose and sodium carbonate, water, and the ore, agglomerating the mixture into wet balls, drying the wet balls, and heating the resultant dry balls at a temperature of at least about 1204.degree. C. A preferred ore is taconite.

REFERENCES:
patent: 3959003 (1976-05-01), Ostroot
patent: 4184888 (1980-01-01), Zoumut
patent: 4288245 (1981-09-01), Roorda et al.
patent: 4378049 (1983-03-01), Hsu et al.
patent: 4597797 (1986-08-01), Roorda et al.
patent: 4707189 (1987-11-01), Nickol

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