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METHOD AND APPARATUS FOR METERING CATALYST IN A FLUID CATALYTIC CRACKING CATALYST INJECTION SYSTEM

  • US 20060138028A1
  • Filed: 03/17/2006
  • Published: 06/29/2006
  • Est. Priority Date: 02/26/2003
  • Status: Active Grant
First Claim
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1. Apparatus for loading catalyst to a fluid catalyst cracking unit, comprising:

  • a pressure vessel having a single output adapted for coupling to a fluid catalyst cracking unit;

    a plurality of separate catalyst storage containers coupled to the vessel, the containers maintained at a low pressure; and

    a pressure control system configured to selectively pressurize of vessel to a high pressure.

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