Aconcagua Concon Refinery

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Refineries in Chile

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Summary Information

  • Ownership: ENAP
  • Website:
  • Location: Aconcagua, Chile
  • Capacity: 5.0 million tons/annum & 100,000 bbl/day
  • Nelson Complexity:

Refining Units

  • Topping and Vacuum I,
  • Topping and Vacuum II,
  • Visbreaking,
  • Catalytic Cracking,
  • Continuous Reformation,
  • Smooth Hydrocracking (two plants),
  • Hydro-desulfurization of diesel and gasoline,
  • Alquilation,
  • Solvents,
  • Sulfuric Acid,
  • Isomerization,
  • DIPE (jointly owned with Éteres y Alcoholes S.A.),
  • Sulfur (jointly with Petrosul S.A.) and
  • Hydrogen (jointly with AGA),
  • Delayed Coker Complex (jointly with Enercón). - 20,000 bpd

Terminal Capacity

  • Crude Oil:
  • Refined Products:

Crude Supply

  • Heavy South American Crudes

Products Produced

  • Gasoline, Diesel, Sulphur

Ongoing Projects

  • A new Alkylation unit is being installed by Tecnicas Reunidas
  • The project includes a Sulphuric Acid Alkylation Plant of 1,000 m3/day capacity a Selective Diolefin Saturation Plant of 1,000 m3/day capacity a Butane Isomerisation Plant of 478 m3/day capacity and a Sulphuric Acid Regeneration Plant of 50 MTPD capacity

Other Information

  • -


  • 1955 - Refinery commissioned
  • 2001 - Foster Wheeler Signs Letter of Agreement for Coker Project
  • 2007 - Delayed Coker commissioned

Relevant Links

  1. ENAP Refining Page
  2. Foster Wheeler Signs Letter of Agreement With ENAP for a $300 Million Chilean Coker Project
  3. Foster Wheeler Wins New Delayed Coker Complex for ENERCON in Chile
  4. High-grade fuels for Chile
  5. Alkilation Unit - ENAP
  6. Refinería de Aconcagua (Chile) Delayed Coker Complex

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