Fuel gas production apparatus and method of starting operation of fuel gas production apparatus
US7416569B2 · kind B2 · utility
6Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2005 |
| Grant date | Aug 26, 2008 |
| Priority date | — |
| Expiry date | May 22, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B2203/1604
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A PSA mechanism has adsorption towers. Cleaning valves and off gas valves are connected to the adsorption towers. Valve positions of at least either the cleaning valves or the off gas valves are determined based on an operation suspension period of the PSA mechanism or internal conditions which vary depending on the operation suspension period.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.