Method for the aluminothermal production of molten steel
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United States of America Patent
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May 19, 1998
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N/A
app pub date -
Dec 20, 1996
filing date -
Dec 22, 1995
priority date (Note) -
Expired
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Abstract
Disclosed is a method for the aluminothermal production of molten steel for the aluminothermal welding of workpieces, wherein the aluminothermal reaction is carried out in a crucible made of porous or hollow spherical .alpha.-Al.sub.2 O.sub.3 with a density of 0.8-3.0 g/cm.sup.3 and a bulk density of 0.3-1.8 g/cm.sup.3.
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