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images for characterization of calcined petroleum coke

Investigation on the structure of carbonized pitch and

2019-4-11 · the characterization of the structure using scanning electron microscope. Hot air preferentially etches the carbonized pitch, which make the differentiation of carbonized pitch from the calcined coke particles possible in baked anode. After etching, lamellar parallel …

US4490244A - Production of premium grade …

Graphite having a coefficient of thermal expansion of less than 5×10 -7 cm/cm/°C. over the range of 0°-50° C. is produced from premium petroleum cokes. The cokes are produced from feedstocks selected and blended on the basis of high resolution nuclear magnetic resonance spectroscopy of the hydrogen atoms in the raw material and multiple linear regression analysis of the various NMR bands

Characterization of Homogeneity of Green Anodes …

The microscopic images of the green samples were analyzed to measure the mean thickness of Calcined petroleum coke and coal-tar pitch are mixed to make a carbonaceous paste. The anode paste in then compacted characterization of homogeneity of the paste and compacted anodes.

R&D B.Sc(Engg) Metallurgy., M.Tech Metallurgy

2016-4-11 · Microbial desulphurization of calcined petroleum coke process was developed .This process has been taken by ALCOA, USA. Microbial process technology to recover nickel and cobalt from Chromite over burden has been developed, which has drawn attention of Orissa Mining Corporation.

NDT

2019-3-10 · Test Method for Crystallite Size (LC) of Calcined Petroleum Coke by X-Ray Diffraction (05.03) Characterization and Performance of a High-Dose Radiation Dosimetry

Control of feedstock for delayed coking - Continental …

1977-8-23 · 1. In a delayed coking process for producing premium coke wherein a petroleum derived feedstock is charged to a coker furnace, heated to coking temperature, charged to a coking drum and maintained therein at coking conditions until premium coke is formed, the improvement wherein: a. said feedstock has a BMCI value outside the range of 95 to 130;

Petroleum coke - Wikipedia

2019-4-23 · 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

Discerning the Loion and Nature of Coke …

2016-11-23 · Discerning the Loion and Nature of Coke Deposition from Surface to Bulk of Spent Zeolite alysts coined with other conventional coke characterization methods. then calcined …

Were baghouse ash and petroleum coke to blame for …

2019-3-19 · Before Teddy Cobb died, he left his wife a bag of ash. It was gray, about the consistency of baby powder, and known among the guys who dealt with it mainly for its ability to turn shovels green. When the cancer he’d been living with for almost seven years eventually took him, Cobb’s wife had

The characterization of petroleum coke - ScienceDirect

The characterization of both green, or uncalcined, and calcined petroleum coke filler is described utilizing known, standard test procedures to obtain the necessary data needed to characterize a candidate coke.

Carbon Conferences 2019 | Graphene Conferences | …

Synthetic graphite is a manufactured product made by high-temperature treatment of amorphous carbon materials. In the United States, the primary feedstock used for making synthetic graphite is calcined petroleum coke and coal tar pitch, both of which are composed of highly graphitizable forms of carbon.

Microscopical characterization of carbon materials …

2017-1-18 · Microscopical characterization of carbon materials derived from coal and theoretical considerations to improve the evaluation of the images analyzed during the round robins. The major objective of the CMWG of the ICCP is to emphasize the aspects petroleum coke, anthracite and the quality of the binding material (pitch).

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(05.02)ASTM D4294-1998 X Sulfur in Petroleum Products by of Radiographic Images as Certain Parameters Are

Study on alytic Alkylation of Benzene with Methanol

2018-7-29 · Finally, the screened alysts were calcined at 550 °C for 6 h.2.2 alyst characterization X-ray diffraction The coke Li Yunsheng, et al. China Petroleum Processing

US4490244A - Production of premium grade …

Graphite having a coefficient of thermal expansion of less than 5×10 -7 cm/cm/°C. over the range of 0°-50° C. is produced from premium petroleum cokes. The cokes are produced from feedstocks selected and blended on the basis of high resolution nuclear magnetic resonance spectroscopy of the hydrogen atoms in the raw material and multiple linear regression analysis of the various NMR bands

IJERPH | Free Full-Text | Petroleum Coke in the Urban

Petroleum coke, or petcoke, is a granular coal-like industrial by-product that is separated during the refinement of heavy crude oil. Recently, the processing of material from Canadian oil sands in U.S. refineries has led to the appearance of large petcoke piles adjacent to urban communities in Detroit and Chicago. The purpose of this literature review is to assess what is known about the

Optical Texture Characterization of Calcined …

Determining OTI for calcined cokes, however, We use cookies to make interactions with our website easy and meaningful, to better understand the use of our services, and to tailor advertising.

US4369171A - Production of pitch and coke from raw

Raw petroleum coke is treated with a solvent to extract the soluble matter. The extracted matter is useful as coker feedstock, fuel, pitch binder, pitch precursor, impregnant and carbon black feedstock. The coke residue may be used without further treatment as a fuel or may be calcined …

Can Biocoke Address the Anode CO2 Problem (Owing …

This required large amounts of biocoke addition to anodes, and biocoke for this purpose was produced using a lab furnace (F in Table 1) using the same calcination conditions as the ones in the TGA. The large sample was placed in a container that was surrounded by filler coke (calcined petroleum coke …

Calcining process | WAPZ.NET

CB01 - Petroleum coke shaft calcining technology - final. Keywords: Calcined petroleum coke; shaft calcining technology, rotary kiln technology. 1. General GPC is a by-product of the oil refining process. Heavy Crude Oil (bottoms) are put into a “Delayed Coking Unit” – DCU, Coker – in order to extract further lighter fractions (jet fuel

calsite powder for petrolium refinery uses

Hydrochloric acid, muriatic acid used in carbonate ,, muriatic acid used in manufacturing of phosphoric acid, , HCl is used as a refining ore in the production of tin and tantalum, , [email protected] calcite powder report in pakistan - Gold Ore Crusher

JOURNAL OF OPTOELECTRONICS AND ADVANCED …

Petroleum coke is nowadays as a good precursor for preparing high surface area activated carbon because of its high carbon content, low volatility and ash content [4,5]. The primary use of calcined coke is in making carbon anodes for the aluminum industry. Other uses include making graphite electrodes for arc furnaces, polycarbonate

Production of premium grade petroleum coke - Great …

1984-12-25 · Production of premium grade petroleum coke . the bulk of the synthetic graphite produced worldwide has used calcined petroleum coke as the principal raw material, and a principal use of graphite has been in electrodes for the arc furnace melting of steel. Keglar, supra, teaches that an aromaticity characterization index, known as the

STUDY ON PHYSICAL-CHEMICAL PROPERTIES OF …

2012-10-5 · 6 Study on physical-chemical properties of petroleum cokes 981 concentrations in coke normally increase upon calcining due to the weight loss from evolution of the volatile matter [17]. Mo content of calcined cokes studied varies less in the large of …

1995: Optical Texture Characterization of Calcined

2008-7-29 · quantitative texture characterization of calcined cokes by image analysis. In the present study, a new method is introduced to characterize calcined needle coke texture by analyzing the change in the gray level distributions of surface images upon rotating one of

Analysis and Characterization of High-Volatile Petroleum …

Analysis and Characterization of High-Volatile Petroleum Coke. Recent Adv Petrochem Sci. 2018; 6(1): 555677. DOI: 10.19080 RAPSCI.2018.06.555677 Volatile matter, which marks the high-volatile coke, can be an important indiion of coke quality and properties. Green coke volatility levels can be qualitatively related to calcined coke quality [11].

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