Construction articles and methods of forming same
US9006121B2 · kind B2 · utility
0Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2012 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Jul 5, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249957
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pipe choke for use in drilling and mining operations comprising a body including a first end and a second end configured to couple to a pipe, an opening extending through the body from the first end to the second end, and wherein the body includes a first phase comprising recrystallized silicon carbide and a second phase comprising silicon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.