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

Guwahati Refinery was set up at

Noonmati Noonmati is a locality located in Guwahati, Assam in North East India. It is the place where Indian Oil Company (now the Indian Oil Corporation) commissioned its first oil refinery, the Guwahati Refinery Guwahati Refinery was set up at ...

Guwahati Guwahati (, ; formerly rendered Gauhati, ) is the biggest 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 ...

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 (Hindi: ), 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 and dependencies by population, second-most populous ...

and belongs to

Indian Oil Corporation Limited Indian Oil Corporation Limited (IOCL; d/b/a IndianOil) is a central public sector undertaking under the ownership of the Ministry of Petroleum and Natural Gas, Government of India. It is headquartered in New Delhi. It is a public sector under ...

. The refinery was inaugurated by Late

Pandit Jawahar Lal Nehru Pandit Jawaharlal Nehru (; ; ; 14 November 1889 – 27 May 1964) was an Indian anti-colonial nationalist, secular humanist, social democrat— * * * * and author who was a central figure in India during the middle of the 20t ...

, the first Prime Minister of independent India. The refinery was built with

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...

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 mixture of mainly hydrocarbons, and is found in geological formations. The name ''petroleum'' covers both naturally occurring unprocessed crude ...

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 an alkane with the chemical formula , and the condensed structural formula . Octane has many structural isomers that differ by the amount and location of branching in the carbon chain. One of these isomers, 2,2,4-t ...

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

sulphur Sulfur (or sulphur in British English) is a chemical element with the symbol S and atomic number 16. It is abundant, multivalent and nonmetallic. Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula ...

and

cetane number Cetane number (cetane rating) is an indicator of the combustion speed of diesel fuel and compression needed for ignition. It plays a similar role for diesel as octane rating does for gasoline. The CN is an important factor in determining the quali ...

conforming to BIS specifications. The HDT also produces ATF, Superior Kerosene Oil with high smoke point 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 stock Feed or The Feed may refer to: Animal foodstuffs * Animal feed, food given to domestic animals in the course of animal husbandry ** Fodder, foodstuffs manufactured for animal consumption ** Forage, foodstuffs that animals gather themselves, ...

s 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 Distillation, or classical distillation, is the process of separating the components or substances from a liquid mixture by using selective boiling and condensation, usually inside an apparatus known as a still. Dry distillation is the heating ...

products and make it a zero residue Refinery.

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