Cored wire for treating molten metal and method of manufacture
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 28, 2001
Issued Date -
N/A
app pub date -
Mar 22, 2000
filing date -
Dec 30, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cored wire continuously formed by continuously inserting an extruded core inside a continuously roll formed sheath, the peripheral edges of the roll formed sheath joined by a continuous lock seam. Inspection of the partially formed lock seam at a designated process step serves to warn the user of malformed or defective lock seam portions in the finished cored wire.
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