Production of reduced catalyst PDC via gradient driven reactivity
US8277722B2 · kind B2 · utility
58Cited by
45References
23Claims
0Family size
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Key dates
| Filing date | Sep 29, 2009 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | May 19, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/30
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of forming a PDC cutter having solvent metal catalyst located adjacent the diamond and/or in the diamond and a layer of reactive material on the layer of diamond, the layer of reactive material for promoting the flow of the solvent metal catalyst material from the layer of diamond under high pressure and high temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.