Natural gas liquefaction process
The invention relates to a natural gas liquefaction process and particularly to one suited to use offshore. The invention provides a natural gas liquefaction apparatus wherein a carbon dioxide based pre-cooling circuit is provided in a cascade arrangement with a main cooling circuit. The invention a...
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| creator | Fredheim, Arne Paurola, Pentti |
| description | The invention relates to a natural gas liquefaction process and particularly to one suited to use offshore. The invention provides a natural gas liquefaction apparatus wherein a carbon dioxide based pre-cooling circuit is provided in a cascade arrangement with a main cooling circuit. The invention also extends to a natural gas liquefaction apparatus wherein a main cooling circuit uses as a refrigerant a gas stream, at least a portion of which is derived from a raw natural gas source. |
| format | Patent |
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| language | eng |
| recordid | cdi_uspatents_applications_20030089125 |
| source | USPTO Published Applications |
| title | Natural gas liquefaction process |
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