Metal mold for manufacturing amorphous alloy and molded product of amorphous alloy
US6267171A · kind A · utility
57Cited by
7References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 8, 1998 |
| Grant date | Jul 31, 2001 |
| Priority date | — |
| Expiry date | Dec 8, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D18/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A metal mold for manufacturing amorphous alloy. A metal mold is composed of a lower mold having a portion for fusing metal material and a cavity portion, and an upper mold working with the lower mold which presses molten metal in the portion for fusing metal material and pours the molten metal into the cavity portion to mold. And, surface roughness of a part of or all of an inner surface of the metal mold is arranged to be more than 12 S in JIS indication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.