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Drain element comprising a liner consisting of hollow rods for collecting in particular hydrocarbons

  • US 6,851,560 B2
  • Filed: 09/26/2001
  • Issued: 02/08/2005
  • Est. Priority Date: 10/09/2000
  • Status: Expired due to Term
First Claim
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1. A strainer having a filter screen constituted by a metal wire (FI) wound around and fixed to a tubular structure formed by rods which extend in a longitudinal direction (AL) between two rings, the rods being inserted at their two ends into the two rings and being regularly distributed around the periphery of the rings, the strainer being characterized in that one of the rings includes an internal cavity (CT), and in that one or more of the rods is or are hollow rods (TC) which include a lateral orifice (OC) and communicate at one end thereof with the internal cavity of the ring in such a manner that a fluid can penetrate from outside the strainer into the internal cavity of the ring, or vice versa.

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