Start-up method for fluidized bed

Start-up method for fluidized bed

  • CN 102,212,386 A
  • Filed: 07/09/2010
  • Published: 10/12/2011
  • Est. Priority Date: 04/02/2010
  • Status: Active Grant
First Claim
Patent Images

1. ebullated bed start-up method, it is characterized in that comprising following content:

  • the microspheroidal boiling-bed catalyst that with diameter is 0.05~

    1mm is bonded to spherical, hemispherical, column, sheet or erose granules of catalyst with Wax, and catalyst particle size is 2~

    20mm by equal-volume sphere diameter;

    Above-mentioned granules of catalyst is seated in the ebullated bed reactor, carries out airtight work;

    Introduce go into operation oil and cyclical operation in granules of catalyst below the Wax fusing point, rising ebullating bed reactor actuator temperature is elevated in the granules of catalyst above 5~

    100 ℃

    of Wax melting temperature, and the Wax in the granules of catalyst is dissolved in the oil that goes into operation;

    Activation microspheroidal boiling-bed catalyst.

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