Method and apparatus for refreshing carbon in a carbon filter canister

  • US 7,942,954 B2
  • Filed: 10/15/2008
  • Issued: 05/17/2011
  • Est. Priority Date: 10/16/2007
  • Status: Active Grant
First Claim
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1. An improved method for refreshing carbon in a vessel of a carbon filter system, the system having a process stream line connected to a process stream inlet of the vessel and the vessel having a stream outlet, the system for filtering a process stream until the carbon is spent, the improved method comprising:

  • servicing a vessel structured to hold 50 to 2000 pounds of carbon filter material and having at least one valved opening, the vessel containing carbon for filtering the process stream, the servicing including inverting the vessel and dumping spent carbon in the vessel through the at least one opening by force of gravity into a spent carbon container below.

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