发明名称 |
Roll manufacture |
摘要 |
The invention relates to the manufacture of paper machine roll shells of stainless steel. According to the invention, powder is made of molten steel by gas-atomizing, a roll shell preform is made of the powder, and the roll shell preform is machined to form a roll shell. The main advantage of the rolls shells according to the invention is their good corrosion fatigue resistance.
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申请公布号 |
US5623726(A) |
申请公布日期 |
1997.04.22 |
申请号 |
US19950499190 |
申请日期 |
1995.07.07 |
申请人 |
RAUMA MATERIALS TECHNOLOGY OY |
发明人 |
KIISKI, ERKKI;LIIMATAINEN, JARI;MARTIKAINEN, HANNU |
分类号 |
F16C13/00;B22F5/00;B22F7/08;C22C33/02;C22C38/42;D21F1/40;D21F3/08;D21G1/02;(IPC1-7):B22F1/00 |
主分类号 |
F16C13/00 |
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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