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Cyclonic separation apparatus

  • US 7,955,406 B2
  • Filed: 12/19/2007
  • Issued: 06/07/2011
  • Est. Priority Date: 12/22/2006
  • Status: Expired due to Fees
First Claim
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1. A cyclonic separation apparatus comprising:

  • a first separation stage; and

    a second separation stage connected to said apparatus downstream of said first separation stage,said first separation stage comprising a first cyclone separator,said second separation stage comprising a plurality of groups of cyclone separators, each group comprising a respective inlet and a plurality of second cyclone separators connected in parallel with one another to said respective inlet,said apparatus further comprising a receptacle for collecting material separated by said second cyclone separators,said first and second separation stages arranged in fluid communication by a plurality of transfer ducts which are arranged in parallel and which transfer fluid that has been partly cleaned by said first separation stage to the respective inlets of said groups of second cyclone separators of said second separation stage,wherein said plurality of transfer ducts extend through the receptacle.

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