PROCESS AND PLANT FOR OBTAINING HYDROCARBONS

A process for producing hydrocarbons includes providing a component mixture containing hydrocarbons and a feed mixture containing hydrocarbons having two or more carbon atoms and lower boiling compounds using a portion of the component mixture, and forming a heavy fraction and a light fraction using...

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Bibliographische Detailangaben
Hauptverfasser: KUNKEL, Josef, HÖFEL, Torben
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A process for producing hydrocarbons includes providing a component mixture containing hydrocarbons and a feed mixture containing hydrocarbons having two or more carbon atoms and lower boiling compounds using a portion of the component mixture, and forming a heavy fraction and a light fraction using the feed mixture. The heavy fraction contains a portion of the hydrocarbons from the feed mixture and is at least poor in the lower boiling components. The light fraction contains a portion of the lower boiling components from the feed mixture and is at least poor in the hydrocarbons from the feed mixture. The heavy fraction and a first intermediate fraction are formed using some of the feed mixture in low-temperature separation. Some of the first intermediate fraction is subjected to non-cryogenic separation while obtaining the light fraction and a second intermediate fraction. A portion of the second intermediate fraction is recycled to the process.