Stamp of India - 1962 - Colnect 142019 - Inauguration Gauhati Refinery

Guwahati Refinery was set up at

Noonmati Noonmati is a locality located in Guwahati, Assam Assam (, , ) is a state in Northeast India, northeastern India, south of the eastern Himalayas along the Brahmaputra Valley, Brahmaputra and Barak River valleys. Assam covers an area of . ...

Guwahati Guwahati () the largest city of the Indian state of Assam, and also the largest metropolis in northeastern India. Dispur, the capital of Assam, is in the circuit city region located within Guwahati and is the seat of the Government of Assam. Th ...

on 1 January 1962. Guwahati Refinery is the first Public Sector

refinery A refinery is a production facility composed of a group of chemical engineering unit processes and unit operations refining certain materials or converting raw material into products of value. Types of refineries Different types of refineries ...

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

and belongs to

Indian Oil Corporation Limited Indian Oil Corporation Limited (IOCL or IOC), trading as IndianOil, is an Indian multinational oil and gas company under the ownership of the Government of India and administrative control of the Ministry of Petroleum and Natural Gas. It is a ...

. The refinery was inaugurated by Late Pandit Jawahar Lal Nehru, the first Prime Minister of independent India. The refinery was built with

Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...

n Collaboration and has a capacity of 1.0 million metric tonnes per annum. This refinery process

crude oil Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring u ...

from Upper Assam Oil Fields, India and helps cater energy need of the region. Major Products of this refinery are # LPG, # Motor Spirit (Petrol), # Aviation Turbine Fuel (ATF), # Kerosene, # High Speed Diesel, # Light Diesel Oil and # Raw Petroleum Coke. With growing environmental consciousness, Guwahati Refinery, Indian Oil Corporation Limited has also ventured into ecologically friendly fuel and subsequently installed 3 new units: the ISOSIV, the Hydrotreater and the INDMAX. The ISOSIV unit produces Lead Free Petrol by the Molecular Sieve Technology, which separates

Octane Octane is a hydrocarbon and also an alkane with the chemical formula C8H18, and the condensed structural formula CH3(CH2)6CH3. Octane has many structural isomers that differ by the location of branching in the carbon chain. One of these isomers ...

rich MS components from feed naphtha. The Hydrotreater Unit (HDT) enables the Refinery to produce High Speed Diesel of very low

sulphur Sulfur (American spelling and the preferred IUPAC name) or sulphur (English in the Commonwealth of Nations, Commonwealth spelling) is a chemical element; it has Symbol (chemistry), symbol S and atomic number 16. It is abundance of the chemical ...

and cetane number conforming to BIS specifications. The HDT also produces ATF, Superior Kerosene Oil with high

smoke point The smoke point, also referred to as the burning point, is the temperature at which an oil or fat begins to produce a continuous bluish smoke that becomes clearly visible, dependent upon specific and defined conditions. This happens when one or ...

and low sulphur. The Indane Maximization (INDMAX) technology developed by R&D Centre of Indian Oil installed at the Refinery is designed to achieve LPG yield as high as 44% through Fluidized Catalytic Cracking of residual feed stocks like Reduced Crude Oil, Coker Fuel Oil and Coker Gasolene. The INDMAX unit also enables Guwahati Refinery to upgrade all its residual products to high value distillate products and make it a zero residue Refinery.

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