Metal refining processes

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

75 52, 75 59, C21C 532, C21C 534

Patent

active

044116977

ABSTRACT:
The invention provides a process for refining steel comprising the steps of blowing a refining gas at the upper surface of the melt contained in a refining vessel by means of an overhead lance; injecting a stirring or processing gas directly into the vessel below the surface level of the melt therein; and introducing carbon from above onto or through the upper surface of the melt in the refining vessel.

REFERENCES:
patent: 2991173 (1961-07-01), Trentini
patent: 3854932 (1974-12-01), Bishop
patent: 4045213 (1977-08-01), Leroy
patent: 4089677 (1978-05-01), Spenceley
patent: 4178173 (1978-12-01), Gorges
patent: 4195985 (1980-04-01), Brotzmann
patent: 4198230 (1980-04-01), Brotzmann
patent: 4280838 (1981-07-01), Marukawa
patent: 4302244 (1981-11-01), Sieckman
patent: 4304598 (1981-12-01), von Bogdandy
patent: 4329171 (1982-05-01), Robert

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Metal refining processes does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Metal refining processes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Metal refining processes will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-711006

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.