Split column multiple condenser-reboiler air separation process
US4448595A · kind A · utility
23Cited by
3References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 2, 1982 |
| Grant date | May 15, 1984 |
| Priority date | — |
| Expiry date | Dec 2, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25J2215/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A cryogenic process to efficiently produce large quantities of nitrogen gas at elevated pressure and optionally some oxygen by use of a split column and multiple condenser-reboilers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.