Composite wire with a plastic sheath for additions to metallic baths
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United States of America Patent
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Oct 4, 1994
Grant Date -
N/A
app pub date -
Feb 24, 1993
filing date -
Mar 5, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for producing a composite wire for addition of solid products to metal baths in which the core comprises the addition products and a sheath of plastic material covers the core. The wire is produced by a coextrusion of the core and the sheath. The core comprises a mixture of a powder of addition product and a thermoplastic polymer powder, while the sheath comprises a thermoplastic polymer powder which can be the same as the thermoplastic of the core.
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