Desulfurization agent
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 25, 1994
Grant Date -
N/A
app pub date -
Oct 26, 1992
filing date -
Oct 26, 1992
priority date (Note) -
Expired
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Abstract
A method for desulphurizing molten pig-iron involving injecting a gas-evolving desulphurizing agent which includes a calcium compound and a gas-forming material comprising of a liquid gas-producing compound absorbed in a porous slag-forming agent and at least 50% wt. magnesium.
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