Digboi Refinery

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Summary Information

• Ownership: Indian Oil
• Website: http://www.iocl.com/
• Location: North Eastern India
• Capacity: 0.62 million tons/annum & 12,000 bbl/day
• Nelson Complexity:
• Refining Depth:

Brief Description

• The Digboi Refinery in North Eastern India is India's oldest refinery and was commissioned in 1901.
• It is very small but complex

Refining Units

• Atmospheric Distillation
• Delayed Coking Unit
• Catalytic Reformer
• Wax Hydro-finishing Unit - 60,000 TPA
• Solvent Dewaxing
• Hydrotreater

Terminal Capacity

• Crude Oil:
• Refined Products:

Crude Supply

• Indigenous crude oil produced at the Assam oil fields

Products Produced

• Gasoline, Diesel, Wax

Ongoing Projects

• -

Other Information

• -

History

• 1901 - Refinery commissioned
• 1996 - Refinery modernisation completed
• 1997 - 90,000 TPA Catalytic Reformer added
• 1998 - Delayed Coking Unit & 60,000 TPA Wax Hydro-finishing Unit commissioned
• 2002 - Solvent Dewaxing/Deoiling Project completed
• 2003 - Hydrotreater completed

Relevant Links

1. Digboi Refinery (Upper Assam)
2. Engineers India Refining References
3. India Expands Clean Fuels Programs

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