Metal mold repair method and metal mold repair paste agent
US7927653B2 · kind B2 · utility
5Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2006 |
| Grant date | Apr 19, 2011 |
| Priority date | — |
| Expiry date | Dec 11, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49746
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Providing a metal mold repair method and a metal mold repair paste agent which are capable of repairing cracks with simple work.A repair paste agent containing components that become an alloy is directly applied to a surface of a metal mold having a crack so as to cover the crack part, subsequently a surface of the repair paste agent is coated with an oxidation inhibitor and the repair paste agent is made to penetrate the inside of the crack by heating and becomes an alloy, thereby filling up the crack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.