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I know that, hehe. I came out of PetroChina.
In the case of several major domestic oil companies, their business is divided into this large block: oil production, oil refining (petrochemical), drilling, and drilling equipment manufacturing.
The richest oil production, we call him oilfield companies, such as Southwest Oil and Gas Field Branch, Daqing Oilfield Branch, etc., they have the right to explore and produce oilfields.
Oil refining (petrochemical) is to refine the ** extracted by the oilfield company into refined oil and other products. They also have a lot of money. For example, there are Guangzhou Petrochemical Branch and North China Petrochemical Branch.
Drilling. It is specialized in drilling oil wells. When the exploration department of the oilfield company determines that there is a well location there, it asks the drilling company to drill the well, such as the Bohai Drilling Company.
Drilling equipment, to put it bluntly, is the production of various types of machinery and equipment for drilling. For example, compared to the cattle Baoji steel pipes, gems, etc., as well as non-state-owned Honghua.
In terms of money, oilfield companies are greater than oil refining, more drilling than equipment.
PetroChina is now divided into listed and unlisted parts: the listed ones are oil production (oilfield companies) and oil refining (petrochemical). Nothing else is on the market.
Now oil companies do this, for example, oil field companies let drilling companies build wells, they extract their own oil, and sell it to oil refineries (petrochemical) plants at a certain rate. The oil refinery (petrochemical) plant refines the oil and puts it on the market.
There are many problems here, for example, the cost of oil production is different for different oilfield companies, such as Xinjiang, which is about 5 to 10 US dollars a barrel, while the North China Oilfield and Southwest Oil and Gas Field are much higher than Xinjiang. Let's say they all sell to refineries (petrochemical) plants for $90 a barrel. And this $90 per barrel price will not change.
The oil refinery (petrochemical) plant is finished and then sold for $110 a piece**.
From the above analysis, you can see that the oilfield company must make money, but the oil refining is greatly affected by the market, if the oil price in the market is high, he will earn more, and if it is low, it will not be able to keep it. The oilfield company and the oil refinery (petrochemical) plant are both subordinate units of the oil company, but they are relatively independent, and the financial units operate. Hehe, I see.
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Oil refining is a process of distilling ** or other oils and fats without changing the molecular structure, because in the petroleum refining process, ** must go through a series of technological processes to obtain useful various petroleum products. Generally, it refers to petroleum refining, that is, the cracking of ** into kerosene, gasoline, diesel, heavy oil and other fuels used in internal combustion engines, and the production of chemical raw materials, such as olefins, aromatics, etc., the current refinery is generally a combined refinery.
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Petroleum refining refers to the processing industry that uses oil and natural gas as raw materials to produce petroleum products and petrochemical products.
Petroleum products, also known as oil products, mainly include various fuel oils (gasoline, kerosene, diesel, etc.) and lubricating oils, as well as liquefied petroleum gas, petroleum coke, paraffin, asphalt, etc.
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There are three types of oil refineries, fuel refineries (focusing on the production of fuel oil, the most traditional one), chemical refineries (mainly producing chemical raw materials), lubricating oil refineries (focusing on the production of lubricating oil), but at present, they are all two or three combinations of the above three, such as the recent construction of several super-large refining and chemical integration projects (Hengli 20 million tons per year, Zhejiang Petrochemical 40 million years, etc.), are the integration of refining and chemical industry, and try to control the production of gasoline and diesel. More production of chemical raw materials (paraxylene, ethylene, etc.). Qingdao Refining & Chemical Co., Ltd. is a fuel-based refinery with an annual processing capacity of 10 million tons, with an annual output of about 7.08 million tons of gas, coal and diesel products, and about 2.03 million tons of chemical products such as liquefied gas, polypropylene, benzene and benzene mixture, which shows that the proportion of fuel oil is just over 70%. The proportion of products, even if the same type of refinery, the processing technology is different, the proportion is also different, and the vast majority of refinery products can be found on the Internet.
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1.Oil, refers to ** (commonly known as hydrocarbons).
2.Refining refers to refining ** into our well-known such as: gasoline and diesel through various production units.
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In general, petroleum refining is to solve the distribution of underground oil, gas and water, drilling is to solve how to establish a channel for oil and gas production, oil production is to solve how to efficiently recover underground oil and gas, and oil refining is concerned with the chemical problems in the entire extraction and refining process, which is actually the relationship of division of labor and cooperation.
Storage and transportation solves the problem of storage and transportation of produced oil and gas, and exploration solves the problem of finding out whether there is oil and gas underground and its general distribution. A few sentences are not clear, just have a concept first.
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Petroleum is refined through a series of chemical reactions, with high temperatures, and chemical reactions with the addition of other chemicals.
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Oil refining generally refers to petroleum refining, which is to separate petroleum through distillation to produce fuel oil such as kerosene, gasoline, diesel and other fuel oil used in internal combustion engines, and the by-products are petroleum gas and residual oil, which are heavier than fuel oil, and are chemically converted into fuel oil through thermal cracking, catalytic cracking and other processes, and some of these fuel oils are refined by hydrogenation and other processes.
The heaviest vacuum residue is produced by solvent deasphalting process to produce deasphalting oil and petroleum asphalt, or through the delayed coking process to crack the heavy oil into fuel oil components and by-produce petroleum coke. Lubricating oil refineries produce various special industrial oils such as engine lubricating oil, mechanical oil, transformer oil, hydraulic oil and so on through solvent refining, solvent dewaxing and supplementary hydrogenation. Today, hydrogenation processes are more commonly used in the production of fuel oil and lubricants.
In addition, refineries that produce feedstock for petrochemical production use hydrocracking.
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We can see oil or its accessories everywhere in our daily life, I don't know if you have noticed? For example, gasoline, diesel, kerosene, lubricating oil, asphalt, plastics, fibers, etc. These are all refined from oil; And the natural gas (liquefied gas) we use every day is produced from specialized gas fields!
It is then delivered to households through gas pipelines and gas stations.
At present, there are two theories about the origin of oil: inorganic theory that oil is formed in mafic magma; Organicism means that all kinds of organic matter such as animals, plants, especially lower animals and plants, such as algae, bacteria, mussel shells, fish, etc., are buried in the bays, lagoons, deltas, lakes and other places that are constantly sinking and hypoxic, and finally gradually form into oil after many physical and chemical reactions.
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1. Substance is different:
Oil, one of the main objects of geological exploration, is a viscous, dark brown liquid known as the "blood of industry". There are oil reserves in parts of the upper crust. Petrochemical refers to the petrochemical industry, which generally refers to the chemical industry that uses oil and natural gas as raw materials.
2. The scope of application is different
Petroleum is mainly used as fuel oil and gasoline, and is also a raw material for many chemical industry products such as solutions, fertilizers, pesticides, and plastics. And petrochemical has a wide range of applications and many products.
**After cracking (cracking), reforming and separation, it provides basic raw materials such as ethylene, propylene, butylene, butadiene, benzene, toluene, xylene, naphthalene, etc. From these basic raw materials, a variety of basic organic raw materials can be prepared, such as methanol, formaldehyde, ethanol, acetaldehyde, acetic acid, isopropanol, acetone, phenol, etc.
3. The ingredients and raw materials are different
The main raw materials of petroleum are mixtures of various alkanes, naphthenes, and aromatic hydrocarbons; The raw materials of petrochemical are alkynes, olefins, aromatics and syngas, from which various important organic chemical products and synthetic materials can be prepared from natural gas chemical industry.
Petroleum (petroleum, oil), a mixture of gaseous, liquid and solid hydrocarbons, is a viscous, dark brown liquid with a natural occurrence, known as the "blood of industry".
Petroleum is divided into the forms of **, natural gas, natural gas liquid and natural tar, but it is customary to use "oil" as the definition of "**". There are oil reserves in some areas of the upper crust, and the main components are mixtures of various alkanes, naphthenes, and aromatic hydrocarbons, which is one of the main objects of geological exploration.
The former is widely accepted, believing that oil is formed by organisms in ancient oceans or lakes after a long period of evolution, which belongs to biological sedimentation to oil and is non-renewable. The latter believes that oil is generated from the carbon within the earth's crust itself, is biologically independent, and is renewable.
Petroleum is mainly used as fuel oil and gasoline, and is also a raw material for many chemical industry products such as solutions, fertilizers, pesticides, and plastics.
The ancient Egyptians and ancient Babylonians exploited oil for a long time. The Chinese name "oil" was first named by Shen Kuo, a great scientist of the Northern Song Dynasty.
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Sinopec. Sinopec was established in July 1998 in the former China Petroleum & Chemical Corporation.
On the basis of the reorganization of the establishment of a large petroleum and petrochemical enterprise group.
It is a state-owned company established solely by the state, an institution authorized by the state for investment and a state-holding company. The registered capital of the company.
231.6 billion yuan, the chairman of the board of directors is the legal representative, headquartered in Beijing.
China Petroleum & Chemical Co., Ltd., which is controlled by the company.
In October 2000 and August 2001, it issued H shares overseas and in China respectively.
and A-shares, and listed in Hong Kong, New York, London and Shanghai.
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Petroleum is divided by its processing and use and has two main branches:
The first is the petroleum refining industrial system, that is, petroleum (also known as **) is refined to produce various fuels, lubricating oils, paraffin, asphalt, coke and other petroleum products.
The second is the petrochemical industry system, which usually refers to the organic synthesis industry based on oil and natural gas, that is, the organic chemical industry with oil and natural gas as the starting material, as the petrochemical industry, referred to as the petrochemical industry.
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Will there be two systems? What is oil refining? I feel like what do you want to refine? You also have to choose the refining industry according to your own choice.
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You're glad to serve you<>
China's refining and chemical oil is very good, China's refining generally refers to petroleum refining, and it was originally separated from oil by distillation to produce fuel oil such as kerosene, gasoline, and diesel fuel oil that meets the use of internal combustion engines, and by-products of petroleum gas and residue, and through thermal cracking, catalytic cracking and other processes to convert into fuel oil, some of these fuel oils should be refined by hydrogenation and other processes. Oil refining is a process of distilling ** or other oils and fats to change the molecular structure, that is, cracking ** and other fuels into fuels such as kerosene, gasoline, diesel, and heavy oil that meet the requirements of internal combustion engines. Hope mine can help you.
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