发明名称 Natural gas liquefaction process
摘要 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.
申请公布号 US7386996(B2) 申请公布日期 2008.06.17
申请号 US20020221885 申请日期 2002.12.23
申请人 DEN NORSKE STATS OLJESELSKAP A.S. 发明人 FREDHEIM ARNE OLAY;PAUROLA PENTTI
分类号 F25J1/00;F25B1/10;F25B9/00;F25J1/02 主分类号 F25J1/00
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