Indian Oil operates the Barauni refinery, which is located in Bihar, India. It is a non integrated refinery owned by Indian Oil. The refinery, which started operations in 1964, has an NCI of 7.32.

Key processes of the refinery

Crude Distillation Unit (mbd): 120
Coking (mbd): 22
Catalytic Cracker (mbd): 34
Reformer (mbd): 6
Hydrotreater (mbd): 96
Isomerization (mbd): 3

The capacity of the refinery is expected to increase to 180mbd by 2030.

During the period 2021-2025, the Barauni refinery is expected to witness an estimated capex of $1,550.25m.

Maintenance activities at Barauni refinery

The Barauni refinery witnessed eight incidents during the period 2015-2020.

Upcoming expansion projects at Barauni refinery

CDU/VDU, Other Isomerization, Hydrogen Unit, Sulfur Recovery Unit, Diesel Hydrotreater, Other Hydrocracker, Amine Unit, Naphtha Hydrotreater, Other Hydrotreater

Contractors involved in the refinery

Some of the key contractors for the upcoming projects at the Barauni refinery include the following.

Main EPC: Larsen & Toubro, McDermott International, Technip Energies.

EPC: Nasim Ahsan Construction.

About Indian Oil

Indian Oil Corp Ltd (IOCL) is an integrated oil and gas company. The company conducts exploration and production of oil and natural gas, refining of crude oil, pipeline transportation and marketing of natural gas and petroleum products. It also manufactures and markets petrochemicals and has considerable operations in alternative energy. IOCL’s refined petroleum products include high speed diesel, jet fuel, light petroleum gas, gasoline, bitumen, heavy fuel oil, naphtha, lubricants and greases. The company conducts upstream operation in collaboration with other consortium partners both in India and other countries including the US, Canada, Gabon, Libya, Nigeria, Russia, Venezuela, Oman and the UAE. It is a Maharatna company of Government of India. IOCL is headquartered in New Delhi, India.


Information on the refinery is sourced from GlobalData’s refinery database that provides detailed information on all active and upcoming, crude oil refineries and heavy oil upgraders globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.