Method of improving the crystalline perfection of diamond crystals
US9061263B2 · kind B2 · utility
0Cited by
4References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2005 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Jan 10, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This invention relates to a method of improving the crystalline perfection of IIa diamond crystals by heating the grown diamond crystals at an elevated temperature and an elevated pressure. The invention extends to grown diamond material having a low extended defect density with low nitrogen concentration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.