coke calcining furnace bf12c
Annealing, Sintering and Calcining Processes
ResultCalcination is one of the most common processes used in the ceramics industry among many others. The most common application for Calcining is the decomposition of calcium carbonate to calcium oxide and carbon dioxide, in order to create cement. The product of calcination is usually referred to as "calcine," …
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Multiple Hearth Furnace Applications
ResultSulfur. Sulfuric Acid Production (Pyrites Roasting) Telluride. Tungsten Carbide Recycling. Tungsten Concentrates. Uranium‐ Yellow Cake Drying/Calcining. Vanadium Capture from Filter Media. Zinc. View a listing of applications for Multiple Hearth Furnaces from Industrial Furnace Company.
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(PDF) Optimization of anthracite calcination process in a …
ResultOn that basis, the optimal geometric and electrical parameters of the calcining furnace are calculated. In the calcination of anthracite in the proposed 500-kW electric furnace, its productivity ...
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Petroleum coke calcined EPC-Xi'an Abundance Metallurgical …
ResultThere are more than 20 petroleum coke calcining systems in safe operation in China, 6 of which are EPC projects, and most of them are tank calcining furnace processes. He has more than 20 years of experience in the design, process, equipment manufacturing, installation and commissioning, operation training, and …
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Coke Calcination
ResultIntroduction. Coke calcination is a process that involves the heating of green petroleum coke in order to remove volatile material and purify the coke for further …
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Optimization of Anthracite Calcination in Electric Furnaces | Coke …
ResultThe change in the physicochemical properties of anthracite on calcination at 400–1600°C is studied. The temperature dependence of anthracite's electrical resistivity is determined. On that basis, the optimal geometric and electrical parameters of the calcining furnace are calculated. In the calcination of …
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Rotary Hearth Calcining of Petroleum Cokes
ResultCalcining Rotary hearth Petroleum coke Calcining Processes Petroleum coke is commonly produced from the residual material in the cracking and distillation processes in oil refineries. This residual material is further heated and devo-latilized in furnaces to produce calcined coke. The calcined coke has a variety of uses, …
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Pyro Processing Solutions
ResultCoke calcining plant capacity ranges from 50,000 TPY to 400,000 TPY 50+ coke calcining plants designed & supplied worldwide Around 38 indirect and direct …
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Thermo-Physical Properties of Petroleum Coke during Calcining …
ResultThe thermal diffusivity of petroleum coke decreased during the calcining process. With increasing temperature, coefficient of heat conductivity and specific volume heat of the petroleum coke increased with a decreasing variation rate. ... "Co-gasification of Biomass with Coal and Oil Sand Coke in a Drop Tube Furnace", Energy & …
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Influence of Coke Calcining Level on Anode Real Density, L
ResultGeneral Overview. A key part of the study was to select a single source coke and then industrially calcine to four different levels. The intention was to generate coke samples with a good spread across regular RD and L C levels and with one sample exceeding the regular range. Cokes produced at the four …
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Simulation of Combustion and Thermal-Flow Inside a Petroleum Coke
ResultCalcined coke is an important material for making carbon anodes for smelting alumina to aluminum. Calcining is an energy intensive industry and a significant amount of heat is wasted in the calcining process. Efficiently managing this energy resource is tied to the profit margin and survivability of a calcining plant. To help …
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Influence of Calcination Temperature and Sulfur Level on Coke …
ResultThe process of calcining petroleum coke with different sulfur levels within the temperature range of 1200–1500 °C has been studied in detail under laboratory conditions . The results indicated that the properties of high-sulfur coke at temperatures above 1300 °C are determined by the following two competing …
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Lining of the Rotary Kilns for Petroleum Coke Calcination
ResultThe raw-coke capacity of the furnace (for 3 m diameter and 45 m long furnaces) constitutes 14 – 17 ton/hr depending on the type of calcined coke. The heat treatment of coke is performed in a counter-flow of the material and gas flow generated as a result of combustion of fuel, part of the volatile components …
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Process for calcining and carbonizing petroleum coke
Result@article{osti_6293146, title = {Process for calcining and carbonizing petroleum coke}, author = {Schweer, Ch V and Smith, J B}, abstractNote = {Green petroleum coke is partly devolatilized by transporting horizontally in static bed form through a furnace over a series of air box zones including a minority of zones adjacent the …
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An Introduction to Synthetic Graphite.
Resultthe calcining process is completed the coke is known as calcined petroleum coke. The process and process parameters used to manufacture petroleum coke and …
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Calcining petroleum coke of pot furnace and rotary kiln
ResultJuly 23, 2019. Retort calciner and rotary kiln are the two main types for petroleum coke calcination. Rotary kiln is widely used in Europe and the United States, while retort calciner is used earlier and more in China. There are great differences between the two in calcination process principle, yield, capacity, calcination quality, floor …
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Calcination Process Development & Calcining Equipment
ResultEquipment Used. Rotary kilns are used to carry out the calcination process. Depending on the process goals and the material to be processed, the kiln may be of the direct-fired, or indirect-fired type.It is also common to follow the calcination process with a rotary cooler. This efficiently cools the material after it has been …
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After the calcining furnace | Magazine
ResultElectric calciners with temperatures up to 2500-3000 °C are used to change the crystal structure of anthracite and green pet coke to give desired material properties. The calcining furnaces run day and night producing carbon materials essential for the production of our everyday products. In the same package CO 2, …
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Calcination equipment: (a) muffle furnace and (b)
ResultDownload scientific diagram | Calcination equipment: (a) muffle furnace and (b) from publication: Desulfurization of Petroleum Coke by Calcination in Ammonia Atmosphere below 1000 degree | The ...
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CB01
ResultCalcined Petroleum Coke (CPC) is a vital component in aluminium smelting with a minimum consumption equivalent to one third of the weight of primary metal produced. The traditional specifications and quality limits for CPC in anode production for smelters are becoming less strict in the tightening market. Trends in …
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Pet Coke Calciner | Tenova
ResultTenova's rotary hearth petroleum coke calciners can process both anode grades and needle cokes. The rotary hearth calciner uses the volatiles from the coke to combust and produce heat for the processing of the coke. In many cases, not external heat or fuel is required during operation. Also, due to the gentle rabbling action of the unit, …
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Modeling and Simulation of Petroleum Coke Calcination …
ResultThe aim of this work was to establish a mathematical model for the analysis of calcining process of petroleum coke in a 24-pot calciner via computational fluid dynamics (CFD) numerical simulation method. The model can be divided into two main parts (1) heterogeneous reacting flow of petroleum coke …
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Use of Nut Coke in Blast Furnace | Metallurgist
ResultA method for estimating the input of nut coke to the blast-furnace hearth is proposed. It takes into account the specific surface area of the loaded fuels, the reduction of oxides into elements of iron, and the carburization of iron. It is shown that if nut coke in an amount of up to 100 kg/ton of iron is loaded into the iron-ore …
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Coke Calcining | Refractory Products High Heat Application
ResultThe rotary kiln process is favored in North America for its ease of operation and versatility. Typical temperatures for a rotary coke calcining kiln are between 2200°F (1200°C) and 2400°F (1315°C). Alumina-silica refractories in the 40% to 70% Al2O3 range are appropriate for these normal operating temperatures.
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Rotary Hearth Calcining of Petroleum Cokes | SpringerLink
ResultThis paper will concentrate on the rotary hearth furnace and its use for petroleum coke calcining . Shaft Furnace. Shaft furnaces are probably the …
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Development and Application of Electrocalciners with …
ResultBefore producing the carbon products, coke or anthracite is required to be calcined to remove volatiles and lower the resistivity of powder. The continuous production graphitization furnace (Electro-calciner for short) used to calcine the anthracite in China began with 1200 K VA AC (vertical) Electro-calciner of Guizhou …
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Petroleum coke calcining equipment
ResultPetroleum coke has irregular shape, dark gray or black, porous structure and metallic luster. Calcination is the first process of petroleum coke heat treatment, which is usually carried out at about 1300 ℃. The purpose is to remove the impurities such as moisture, volatile matter, sulfur, and hydrogen from petroleum coke, and …
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CB01
ResultChinese shaft technology. A shaft calcining unit consists of anywhere between 12 to 56 shafts or pots (Figure 3) to a cluster or "kiln". The inlet hoppers are shown in Figure 4. Chinese ...
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A Real-Time Mathematical Model for the Two-Dimensional
ResultA real-time mathematical model for the two-dimensional temperature field of petroleum coke calcination in vertical shaft calciner was developed based on computational fluid dynamics. In the modeling process, the petroleum coke discharging process was described by the solid viscous flow, the dynamic heat …
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Influence of Coke Calcining Level on Anode Real …
Resulton a regular CPC blend coke with an average S level of 2.8% (CPC Blend). Only selected results from these later trials will be reported. In this case, a range of different calcining levels were achieved by re-calcining industrially produced coke in a laboratory furnace at successively higher final calcination levels.
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