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Bongaigaon R e f inery , T echnology with Ecology a t Heart
Bongaigaon Refinery, Technology with Ecology at Heart

Giant Strides & Refinery Today Over the years, Bongaigaon Renery has experienced steady
growth. The Crude Distillation Unit (CDU-1) had its capacity Unique Asset
Big Steps, Bigger Impact
increased to 1.35 million metric tonnes from the original 1.00
million metric tonnes through debottlenecking in the year 1986- The INDMAX unit was commissioned in October 2020 to
Bongaigaon Renery was established with an initial investment of INR 460 crore. Its main goals were to 87. Currently, the crude oil processing capacity of Bongaigaon upgrade Naphtha and Black Oil to Motor Spirit and LPG.
rene Assam Crude Oil and manufacture petrochemicals as downstream products. Initially, Oil India Ltd Renery is 2.7 MMTPA, with plans to increase it to 5.0 MMTPA as INDMAX, an in-house technology developed by
and Oil & Natural Gas Corporation (ONGC) supplied crude oil to the renery from the oil elds in upper per the North-East Hydrocarbon-2030 Vision Document to meet IndianOil R&D, enhances renery prot margins by
Assam through pipelines. The crude tanks, which received the crude oil, were commissioned in 1979. The the region's rising energy demands. To achieve better achieving high yields of LPG, light olens, and high-
Captive Power Plant was commissioned on January 14, 1979. The primary unit was the Crude Distillation performance, the instrument system of the renery unit has been octane MS from residual petroleum hydrocarbon streams
Unit, which began operating in February 1979 with an annual capacity to process 1.0 million metric modernized in a phased manner. The new renery units have and fractions. Post-commissioning of the INDMAX Unit,
tonnes. Subsequent commissioning included the Kerosene Treating Unit (KTU), the Delayed Coking Unit been equipped with Distributed Digital Control System of the renery is equipped to meet an additional 55% of the
(DCU), and the Coke Calcination Unit (CCU), as well as the petrochemicals complex. Instrumentation. region’s LPG demand.

Bongaigaon Renery seen with a woman engineer on duty

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