Lubricant powder for powder metallurgy
US6231635A · kind A · utility
6Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 1999 |
| Grant date | May 15, 2001 |
| Priority date | — |
| Expiry date | Feb 1, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22F2003/023
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention concerns a lubricant for powder metallurgical compositions containing 10-60% by weight of a lithium salt of a fatty acid; 0-40% by weight of a zinc salt of a fatty acid and 40-90% by weight of a fatty acid bis-amide. 10-60% by weight of the lubricant is made up by the lithium and the zinc salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.