Process for separating nitrogen from a natural gas stream with nitrogen stripping in the production of liquefied natural gas
US10113127B2 · kind B2 · utility
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127References
8Claims
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Key dates
| Filing date | Apr 16, 2010 |
| Grant date | Oct 30, 2018 |
| Priority date | — |
| Expiry date | Jul 3, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25J2270/66
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A mixed single refrigerant process for separating a nitrogen gas stream from a natural gas stream containing nitrogen to produce a nitrogen gas stream from a liquefied natural gas stream wherein the separated nitrogen gas stream is used as a refrigerant for the natural gas stream and wherein the mixed refrigerant provides cooling for the process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.