Welcome to BNA company!

No. 1688, Gaoke East Road,Shanghai, China.

Call us anytime

0086-21-58386256

Opeening Time

Mon-Sat: 8.30-18.00

SELECTION OF KEY PARAMETERS FOR GREEN COKE …

calcination process in the volume of Petcox particles. Grains of pure carbon with a fiber texture perfectly conduct electric current and heat. Green petcoke should be calcined to provide an optimal structure. Usually coke calcination process is carried out in tubular rotary kilns (see Figure-1). High-temperature processing helps to

Petroleum Coke – Alpha Thermal Process

The process uses its own energy to fuel itself and can be energy self-sufficient. Afterburners also known as pyroscrubbers are needed to scrub the off gases. This may be an added cost when retrofitting LWA kilns for pet-coke calcination but these afterburners are used to …

Thermal cracking (2) - SlideShare

• COKE CALCINATION PROCESS Petroleum coke is produced as delayed sponge coke, delayed needle coke, fluid coke. Calcination of raw petroleum coke (green coke) is needed to transform it into useable material. Calcined coke is mostly used by the Aluminum Industry in the manufacture of anodes for Alumina Reduction, Calcined needle coke is used to ...

Structural Changes Accompanying Coke Calcination ...

This article is cited by 10 publications. Philippe Ouzilleau, Aïmen E. Gheribi, Gunnar Eriksson, Daniel K. Lindberg, Patrice Chartrand.

Petroleum Coke ::

Product & Process Calcination is a high temperature process for transforming the physical properties of raw petroleum coke. Raw petroleum coke is stored in a closed shed, then transfer to day bins for easy controlling of feed quality and fed into a rotary kiln in controlled ratios.

Coke Calcining | Refractory Products High Heat Application ...

The anode manufacturing process requires that the coke have a low volatile content. The starting material for anode production is termed green petroleum coke, a byproduct of petroleum refining. A petroleum coke calciner is a furnace used in the heat treatment of the green coke to remove the residual volatile hydrocarbons, increase the density ...

Influence of Coke Calcining Level on Anode Real Density ...

higher than the calcined petroleum coke (CPC) RD to minimize differential reactivity between the CPC and binder derived carbon. Depending on the calcining process parameters and technology, coke RD and L C can vary significantly. Shaft CPC often shows a higher RD and L C than rotary kiln CPC due to the longer residence times.

Calcined Petroleum Coke - Oxbow

Calcined petroleum coke is a critical ingredient in the production of aluminum. It is created by placing high quality raw "green" petroleum coke into rotary kilns, where it is heated to temperatures between 1200 to 1350 ˚C (2192 to 2460 ˚F).

Calcinations of Petroleum coke

Calcined coke is a very dusty material, and without adequate provision for containing the dust a calcining plant can be a very dirty operation, with excessive atmospheric discharge. calcination processes is a process whereby green or raw petroleum coke is upgraded with high temperature to remove

Heat Transfer Characteristics of Calcined Petroleum Coke ...

When calcined petroleum coke is discharged from tank calcined furnaces, the temperature is 1000°C. The heat of high temperature calcined petroleum coke is about 33.5% of the total heat of calcination process . The waste heat of it has high possibility to be utilized. Waste heat reutilization of the solid particle has been studied in some field.

Coke calcination levels and aluminum anode quality (Book ...

Abstract. The calcination temperature of petroleum coke for aluminum anode applications has been generally increased during the past 10 years. This change by coke suppliers has often been done at the request of anode manufacturers (smelters) who seek special quality requirements for the calcined coke. Such an increase in calcining temperatures ...

Kinetic Analysis of the Coke Calcination Processes in ...

The methodology of kinetics-based simulation described in this study may be used to predict coke calcining kilns performance regardless of the green coke composition. Kinetic analysis of the green petroleum coke calcining processes using the simulation program HYSYS and actual industrial data is presented. The rates of physical and chemical phenomena of interest, such as the rate of moisture ...

Rotary Kiln Petroleum Coke Calcination Process | Request PDF

Petroleum coke is a by-product of the coker process in the oil industry. In its raw form, it is also called "green coke" or green petroleum coke. Calcined petroleum coke is an important ...

Petroleum coke calcining Unit - КазМунайГаз

Petroleum coke calcining unit was put into operation in 1989. Technological process of petroleum coke calcining is intended for receiving calcinated coke conforming to requirements by removal from crude petroleum coke of volatile components and moisture. The project of import unit of petroleum coke calcining is executed by the "Mannesmann ...

(PDF) Calcinations of Petroleum coke

potential for toxicity for calcined coke. Calcinations of coke are usually d one in a rotary kiln at about. 1300°C to 1500°C. During the process the coke is further. decomposed, increasing in ...

Petroleum coke - Wikipedia

Petroleum coke, abbreviated coke or petcoke, is a final carbon-rich solid material that derives from oil refining, and is one type of the group of fuels referred to as cokes.Petcoke is the coke that, in particular, derives from a final cracking process—a thermo-based chemical engineering process that splits long chain hydrocarbons of petroleum into shorter chains—that takes place in units ...

INVESTIGATION OF COMBUSTION AND THERMAL-FLOW …

calcined coke is the aluminum industry, at more than 70 % of the world's total. Calcination is an energy intensive process. During the petcoke calcination, energy input is needed to heat up the petcoke and maintain the required calcining kiln temperature to produce the desired calcined petroleum coke quality.

Calcining - Oxbow

Calcining. Overview. Calcined petroleum coke's nearly pure quality makes it ideal for use by the aluminum industry, which accounts for nearly 75 percent of the world's calcined coke consumption. For every pound of aluminum produced, about 0.4 pounds of carbon anode are consumed. Oxbow is the largest and most diversified producer and marketer of ...

CN109135789B - Method for preparing needle coke from ...

A method for preparing needle coke from medium-low temperature coal tar comprises the following steps: distilling medium-low temperature coal tar to obtain a heavy component, uniformly mixing two of a polar solvent, a non-polar solvent, a mixture of the polar solvent and the non-polar solvent according to a mass ratio of 1: 10-10: 1 to obtain a mixed solvent, feeding the heavy component of the ...

Calcining - Vulcan® Drying Systems

Calcining - also known as calcination - is a thermal treatment process that uses extremely high temperatures to change the physical and chemical properties of various solid materials, including minerals, metals, and ore. Calcining is used in a variety of industrial applications within the mineral processing, recycling, and manufacturing industries.

Needle coke for graphite electrodes and process for ...

A process for producing the needle coke for graphite electrodes as described in claim 1, wherein said process further comprises cooling the coke after calcination, and then subjecting it to a heat treatment at temperatures of 200° C. or higher.

Process for preparation of high quality coke - Koa Oil Co ...

What we claim is: 1. A three-step process for the preparation of high quality coke which comprises calcining a green coke obtained according to the delayed coking process in a first step at a temperature of about 600° to about 900° C., then cooling the coke in a second step to about 100° C. or lower and thereafter calcining the coke in a third step at a temperature of about 1200° to about ...

Technip wins work for UAE coke calcination project

Technip wins work for UAE coke calcination project 5/31/2013 Technip won a contract comprising technology, engineering services and supply of core equipment for the new coke calcination unit of Abu Dhabi Oil Refining Company (Takreer), officials confirmed on Friday.

Utilization of Process Off-Gas as a Fuel for Improved ...

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 processing. Calcined coke is vital to the aluminum industry, where it is used to produce carbon anodes for aluminum production. Calcined coke …

Calcination - Definition, Examples, Process, Calcination ...

Calcination in simple words can be described as a process of heating some solid material or a substance in a controlled environment. Usually in the process, the temperature is also regulated. Calcination is done to bring about some change in the substance physical or chemical constitution. During calcination, solids are heated at high temperatures.

Petroleum coke calcination processes — present and future ...

Petroleum coke calcination processes — present and future. M. M. Akhmetov. 1. Chemistry and Technology of Fuels and Oils. volume. 22, pages. 321–333 ( 1986) Cite this article. 91 Accesses.

Green Coke Calcination company ( GCC co) – Pegi Teknik ...

Green Coke calcination company ( GCC co) was established on 2001 in Iran, in view of the growing demands of the Aluminum and steel industry, both in Iran and the Middle East. GCC co with a manufacture capacity of 240,000 MT of Calcined Petroleum Coke (CPC) is the first and only plant in Iran and the second largest in Asia, using the latest ...

PAME | processing of calcination equipment

Calcining also known as calcination is a thermal treatment process that uses extremely high temperatures to change the physical and chemical properties of various solid materials, including minerals, metals, and ore. Calcining is used in a variety of industrial appliions within the mineral processing, recycling, and manufacturing industries.

Human Health Risk Characterization of Petroleum Coke ...

Calcined coke is a high quality carbon material produced by calcining green petroleum coke. Calcining is the process of heating green petroleum coke in a kiln to remove excess moisture, extract all remaining hydrocarbons, and modify the crystalline structure of the coke into a …

Coke Calcining | RSS | Refractory Sales & Service

Coke Calcining. RSS Dixie has numerous products installed in coke calcining plants across the country. The majority of coke calcining plants process petroleum coke which is then used in the primary aluminum, steel, and chemical production industries. Calcining coke involves heating the material to remove moisture and volatiles which increases ...

Coak Calcination | Coke (Fuel) | Industrial Processes

The process is carried out in a rotary kiln at temperatures product of calcining removes virtually the entire residual exceeding 1300 deg C. Calcination of CPC is essentially a hydrocarbon including PAHs and the result is a dustier high temperature treatment in which the carbon to hydrogen material.

Coking is a refinery process that produces 19% of finished ...

Coking is a refinery unit operation that upgrades material called bottoms from the atmospheric or vacuum distillation column into higher-value products and, as the name implies, produces petroleum coke—a coal-like material. Exports of petroleum coke accounted for about 19% of the nation's finished petroleum product exports through October 2012 with most going to China and other Asian …

Petroleum coke Calcination | Dancarbon Blog

Calcined petroleum coke is a process of discharging moisture and volatiles from raw materials, and is heated to 1200~1500°C through high temperature. If it is not calcined first, shrinkage and deformation will occur during the subsequent firing of the electrode, causing the electrode to break. Generally, the calcination temperature is higher ...