Method for olefins production

Method for olefins production

  • CN 103,443,059 A
  • Filed: 03/28/2012
  • Published: 12/11/2013
  • Est. Priority Date: 03/29/2011
  • Status: Active Application
First Claim
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1. a method of producing alkene for the dehydrogenation by corresponding paraffins comprises the following steps:

  • (i) provide the hydrocarbon source that comprises at least one alkane;

    (ii) make described hydrocarbon source carry out dehydrogenation reaction under dehydrogenation catalyst exists, with formation, comprise the reaction mixture with the corresponding alkene of described alkane and hydrogen;

    (iii) make described reaction mixture carry out membrane sepn, the penetrant that comprises hydrogen with formation and the retentate that comprises alkene;

    The described alkene of (iv) purifying from described retentate;

    (v) reclaim unconverted alkane;

    Wherein, described dehydrogenation reaction and described membrane sepn are independently carrying out in unit.

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