发明名称 |
LAMINATED TUBE AND MANUFACTURING METHOD THEREFOR |
摘要 |
Provided is a laminated tube (2) provided with: a first layer (21) obtained from a tungsten-containing first material; a second layer (22), which is formed on the outer circumferential surface of the first layer and is obtained from a second material having the property that transformation accompanied by expansion does not occur when cooled from a temperature that is at least 1000°C higher than the melting point to 25°C; and a third layer (23), which is formed on the outer circumferential surface of the second layer and is obtained from a third material having the property that transformation accompanied by expansion can occur when cooled from a temperature that is at least 1000°C higher than the melting point to 25°C. |
申请公布号 |
WO2017002937(A1) |
申请公布日期 |
2017.01.05 |
申请号 |
WO2016JP69499 |
申请日期 |
2016.06.30 |
申请人 |
TOYO KOHAN CO., LTD. |
发明人 |
HIRATA, Kourou;TASHIRO, Hirofumi;LIU, Huanan |
分类号 |
C23C4/16;B22D17/20;B32B1/08;C23C4/06;F16L9/14 |
主分类号 |
C23C4/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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