Title:
METHOD FOR MELTING TITANIUM INGOT
Document Type and Number:
Japanese Patent JP3490424
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To melt titanium ingot with high productivity and superior in quality and characteristics.
SOLUTION: (1) The method for melting the titanium ingot comprises cooling a smelted ingot in a furnace, discharging it outside the furnace when the surface temperature reaches 300-700°C, cooling it with water until the surface temperature of the above ingot reaches 100-200°C, and then drying the surface. (2) The above method for melting the titanium ingot comprising multistage melting, preferably, cools the smelted ingot with water, dries the surface, and then remelts it.
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Inventors:
Jun Nanjo
Application Number:
JP2002021630A
Publication Date:
January 26, 2004
Filing Date:
January 30, 2002
Export Citation:
Assignee:
Sumitomo Titanium Co., Ltd.
International Classes:
B22D21/00; B22D7/00; B22D23/10; B22D29/00; B22D30/00; C22B9/18; C22B9/187; C22B9/22; C22B34/12; (IPC1-7): C22B34/12; B22D7/00; B22D21/00; B22D23/10; B22D29/00; B22D30/00; C22B9/22
Domestic Patent References:
| JP49126525A | ||||
| JP6167724A | ||||
| JP20011009A |
Attorney, Agent or Firm:
Morio Mori (1 outside)
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