Riser termination devices for reduced catalyst attrition and losses
US7767870B2 · kind B2 · utility
0Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2005 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Nov 26, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2529/85
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A gas-solids reaction system with termination devices to connect a riser with one or more separation devices. The termination devices have a radius of curvature that is at least 1.0 times as great as the diameter of the conduit forming the termination device. The termination devices can be openly or closely coupled to the separation devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.