Molten-metal transferring ladle and molten-metal tapping method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 8, 2008
Grant Date -
Jun 8, 2006
app pub date -
Jan 13, 2006
filing date -
Jul 25, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pressure tapping type ladle for transferring molten-metal includes a ladle body for containing molten metal, a top cover covering a top opening of the ladle body, and an openable working cover covering an opening formed in a part of the top cover. The ladle also includes a molten-metal tapping portion extending from a lower portion of the ladle body to above the ladle body, wherein the working cover is equipped with a cover body covering the opening of the top cover, a gas inlet formed in a top panel of the cover body, and a heat-resistant layer provided inside the cover body. The heat-resistant layer is comprised of a gas-permeable fireproof material layer, and gas for pressurizing inside the ladle body is introduced from the gas inlet via the gas-permeable fireproof layer.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully