Title:
FE-BASED AMORPHOUS ALLOY RIBBON FOR FE-BASED NANOCRYSTALLINE ALLOY, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2018/181604
Kind Code:
A1
Abstract:
One embodiment of the present invention provides an Fe-based amorphous alloy ribbon for Fe-based nanocrystalline alloy, and a method for manufacturing same. The Fe-based amorphous alloy ribbon is a cooling body for a molten metal applied on the surface of a cooling roll, and has a recess having a depth of at least 1 μm in a 0.647 mm×0.647 mm region located in a central portion, in the ribbon-width direction, of a ribbon surface which is a cooling surface, wherein the maximum area of the recess having a depth of at least 1 μm is no greater than 3000 μm2.
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Inventors:
ITAGAKI HAJIME (JP)
OHTA MOTOKI (JP)
OHTA MOTOKI (JP)
Application Number:
PCT/JP2018/013023
Publication Date:
October 04, 2018
Filing Date:
March 28, 2018
Export Citation:
Assignee:
HITACHI METALS LTD (JP)
International Classes:
H01F1/153; B22D11/06
Domestic Patent References:
| WO2012102379A1 | 2012-08-02 | |||
| WO2017090402A1 | 2017-06-01 | |||
| WO2012102379A1 | 2012-08-02 |
Foreign References:
| JP2003275851A | 2003-09-30 | |||
| JP2008279457A | 2008-11-20 | |||
| JP2002316243A | 2002-10-29 | |||
| JPS494371B2 | 1974-01-31 | |||
| JPS594123B2 | 1984-01-27 | |||
| JP4244123B2 | 2009-03-25 | |||
| JP4529106B2 | 2010-08-25 | |||
| US201762479330P | 2017-03-31 |
Other References:
See also references of EP 3605563A4
Attorney, Agent or Firm:
NAKAJIMA, Jun et al. (JP)
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