Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Vacuum-electric arc heating system

Vacuum-electric arc heating system

US Patent 4216347 · Granted Aug 5, 1980

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hoisting mechanism for steel processing ladles in RH degassers2010
Water cooled vessel for vacuum processing liquid steel2003
Variably insertable combined lance with displaceable burner and blower lance bod2002
Process for post-combustion of reaction gases produced during the vacuum process2000
Vacuum tight reaction vessel for steel processing with a packing gland1999
Slide closure for melting pots1995
Slide closure for melting pots1995
Steel-processing vessel having a graphite rod heating means1992
Steel-processing vessel having a graphite rod heating means1992
Reaction vessel for processing steel1989
Reaction vessel for processing steel1989