Low-delta P purifier for nitrogen, methane, and argon removal from syngas
US7090816B2 · kind B2 · utility
16Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2003 |
| Grant date | Aug 15, 2006 |
| Priority date | — |
| Expiry date | Aug 12, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for manufacturing ammonia from syngas with excess air for reforming and nitrogen removal with low pressure losses is disclosed. Auto-refrigeration for cooling the syngas for cryogenic hydrogen enrichment is provided by expansion of a hydrogen-lean waste fluid stream from a distillation column.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.