Ore pelletisation

Details Ore pelletisation Ore pelletisation

C - Chemistry, Metallurgy

22

B

C22B 1/244 (2006.01)

Patent

CA 2250530

A process is provided for pelletising a metal ore comprising forming an intimate mixture of particulate ore and a binder in the presence of moisture, forming green pellets by agitation of the mixture and firing the green pellets to produce ore pellets. In the process the binder comprises a hydroxamate polymer made from water-soluble ethylenically unsaturated monomer or monomer blend and which has pendant groups of the formula (see fig. I) This provides advantages in wet strength, dry strength and drop number of pellets, especially at low moisture content of the pellets.

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