effect of vcm and hgi on green coke properties

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Medicinal Plants List - Medicinal Plants of India Database on Medicinal Plants Used in Ayurveda Siddha Volume 5 by Central Council for Research in Ayurveda and Siddha and a great selection of similar Used New and Collectible Books available now at AbeBooks...

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Analysis and Characterization of High

an important indication of coke quality and properti Green coke volatility levels can be qualitatively related to calcined coke quality 11 Low-volatile coke is a more concentrated sulphur-bearing coke Cokes of low volatile matter content are in general easier to remove from the coke...

Calcinations of Petroleum coke

Petroleum coke calcining is taking green coke or anode grade green coke from the refining process and convert this coke to different structures of carbon The calcined coke is used to produce carbon anodes for the aluminum industry To obtain the calcined coke properties required by the carbon and...

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The delayed coke unit is a thermal conversion process naphtha and gasoil and green coke A small increase in the net yield in the delayed coke unit results in considerable economic benefits particularly in the liquid distillat O HGI do coque verde do tipo shot-coke varia de 28 a 50...

STUDY ON PHYSICAL

process streams and residu Green coke undergoes additional thermal processing to produce calcined coke Various properties of calcined cokes from several refineries were analyzed Coke properties evaluated are moisture volatile carbon matter ash and metals Mo Ni Cu Zn The results of investigation showed that all coke contains the...

US6039791A

Certain physical properties chemical composition and a content of volatile carbonaceous materials define the limits of the use of coke by-products of crude oil refining as green cokes for use in the manufacture of calcined cokes suitable in the production of anodes for the reduction processes in the aluminum industry These limits render large quantities of green coke unusable for the purpose...

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New Technologies in Ethylene Cracking Furnace Design

Oct 31 2017 0183 32 Effects tube characteristics by impact on creep properties ductility thermal fatique thermal expansion coefficient Creep ductility exhaustion Each cycle small amount of creep until creep ductility reached radiant coil has a limited lifetime...

CHARACTERIZATION OF GREEN AND CALCINED COKE

coke anode properties and carbon consumption Rolle and Hoang 5 investigated the impact of metal impurities vanadium and sodium on the air reactivity of cokes and anod...

Teflon PTFE Chemical Compatibility Reference Chart

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MATERIAL SAFETY DATA SHEET

Product Name PETROLEUM COKE Revision Date 26 Feb 2015 Page 4 of 9 _____ temperatur Do not store in open or unlabelled containers SECTION 8 EXPOSURE CONTROLS / PERSONAL PROTECTION Substance Name Form Limit/Standard Note Source COKE PETROLEUM as V2O5 TWA 005 mg/m3 Supplier COKE PETROLEUM Respirable fraction...

Technical Data Sheet Corrosion and Its Effects

Technical Data Sheet Online Only 00816-0100-3045 Rev CA May 2003 Corrosion and Its Effects rosemount INTRODUCTION The potential for damage due to corrosion is an important concern in the des ign of instrumentation for...

Coal for Pulverized Coal Injection in Blast Furnace

Oct 04 2018 0183 32 Coal for Pulverized Coal Injection in Blast Furnace satyendra October 4 2018 0 Comments ash blast furnace coal Combustibility Explosibility Grindability HGI Ignition point moisture PCI Rank reactivity Tuyere VM Coal for Pulverized Coal Injection in Blast Furnace Injection of pulverized coal in the blast furnace BF was initially driven by high oil prices but now the...

coal utilization Volatile Matter Chemistry Britannica

Coal utilization combustion of coal or its conversion into useful solid gaseous and liquid products By far the most important use of coal is in combustion mainly to provide heat to the boilers of electric power plants Metallurgical coke is the major product of coal conversion In addition techniques for gasifying and liquefying coal into fuels or into feedstocks for the chemical...

Refining Community » Topic VCM in Green Petroleum Coke

Sep 24 2011 0183 32 Because of low pressure high temp of coking process 950 C/1472 F most of the VCM in green petroleum coke is mostly resid with some lighter components removed There was fairly good review of petcoke by API group for EPA which looked at petroleum coke for both Qualitative and Hazard focus for EPA on both green and calacined petcoke...

Metallurgical Coal

Dec 06 2014 0183 32 13 Mean Maximum Reflectance MMR The value of MMR in coking coal varies in the range of 085-135 Soft coking coal has a lower MMR while hard coking coal has higher MMR 14 Vitrinite The value of Vitrinite in metallurgical coal is a minimum of...

PVC Polyvinyl chloride Chemical Compatibility Chart

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Valve Seat Grinder Stones Kwik Way Design Calculation For mining equipments and crusher plant Cvhrketelnl grinder rock slabs conveyor belt jointer effect of vcm and hgi on green coke properties electric motor for crusher ultimate compressive strength of concrete Coal Feeder Flow Calculation heat balance in ballmill sadeeqpny saudi arab crusher plant picture why crush the iron ore bearing rock...

Coke production

The green coke which was obtained in run D contained a lot of pitchy substance in the upper portion It melted and ed during calcining and had a very poor appearance The green coke obtained in run E was a spongy one having a lot of As is clear from Table 3 the cokes obtained by the process of this invention had very high quality...

Study on physical

Coke properties evaluated are moisture volatile carbon matter ash and metals Mo Ni Cu Zn The results of investigation showed that all coke contains the highest content of nickel 625 to...

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PET COKE SPECIFICATIONS - We at Orient Enterprises are Wholesaler of US Steam Coal High GCV 6900 NAR Reliance Pet Coke Non Calcined Pet Coke Indonesian Coal and Petroleum and Petrochemical Products since 1996 in Daria Chandigar Petroleum Coke SECTION 1 IDENTIFICATION Product Name Petroleum Coke Synonyms Pet Coke Green Coke Delayed Coke...

Bench Mark Prebaked Anode Production with Russian Raw

The properties are predicted by using well established correlations on the impact of impurities present in the coke 8 9 and of its relevant green physical properties like the VCM and HGI on rotary kiln calcined coke 10 For the calcination degree a moderate real density target is chosen to avoid...

US4521278A

A method is provided for producing needle coke comprising the steps of heating green needle coke at temperatures between about 875 176 F and about 1 200 176 F for between about 10 minutes and about 24 hours and without first allowing the temperature of the coke to cool below about 250 176 F calcining the green needle coke at calcination temperatures above about 2 000 176 F...

Corrosive Effects of Chlorides on Metals

Corrosive Effects of Chlorides on Metals Fong-Yuan Ma Department of Marine Engineering NTOU Republic of China Taiwan 1 Introduction 11 Introduce of pitting corrosion Alloying metallic elements added during the making of the steel increase corrosion resistance hardness or strength The metals used most commonly as alloying elements in...

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US4666585A US06/764 451 US76445185A US4666585A US 4666585 A US4666585 A US 4666585A US 76445185 A US76445185 A US 76445185A US 4666585 A US4666585 A US 4666585A Authority US United States Prior art keywords coke drum sludge petroleum coking Prior art date 1985-08-12 Legal status The legal status is an assumption and is not a legal conclusion...

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Process for the preparation of super needle coke

Then the green coke is recovered The yield of the green coke based on the original starting material and the VCM contents amount to 210 percent and 85 percent respectively The green coke is then calcined as conventionally at 1400 176 C for 10 hour and crushed and pulverized...

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Environmental chemicals and Cancer clusters Cause and effect or coincidence Laura Green page 1 Two examples 1 cause-and-effect 1 almost certainly coincidence 1 Vinyl chloride at BF Goodrich plant Louisville Kentucky and liver cancer angiosarcoma of the liver 2...

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About steel crushers side effects-related information coal crusher wet grinder » side affects of dymethaberry steel crushers effect of vcm and hgi on green coke properties - effect of moisture and ash on coal gcv - crusher in India coal properties which affects the coal crusher coal properties in vizag power plant GET PRICE...

THE EFFECT OF AN IRON OXIDE CATALYST Fe3O4 THE

The study further evaluates the effect of increasing the catalyst concentration on both the real density and the carboxy reactivity of the calcined coke Experimental Waxy Oil green coke Four samples of high ash Waxy Oil green coke were obtained from the Synfuels delayed coker in Secunda South Africa The samples 30-60 mm were crushed...

Influence of Coke Calcining Level on Anode Real Density

Pilot anode testing Anode baking Coke L C Anode L C Introduction To control the calcination level of calcined petroleum coke CPC during production real density RD and crystallite size L C are key measures for coke calciners 1 For rotary kiln calcined coke calcination levels typically range from an RD of 204 to 207 g/cm3 and L C of...

APCAC XVII TECHNICAL CONFERENCE

Oct 20 2000 0183 32 Petroleum coke is a byproduct from oil refining industry and exists in four basic forms delayed coke green coke calcined coke fluid coke and flexicoke Delayed coke is a byproduct of the delayed coker process Calcined coke is delayed coke that has been pyrolized above 1400 176 C to remove the volatile part and is usually used in the...

COKE VCM Oil Gas Industry Technology Updates

Jul 10 2013 0183 32 Making coke too soft high VCM leads to potential over problems and increased coke yields at the expense of more valuable gas oil Hard coke low VCM takes longer to cut The VCM of coke is primarily a function of coke drum overhead vapor temperature Many refiners attempt to control coke VCM by monitoring heater-outlet ie transfer...

Effect of composition of coke deposited in delayed coker

Apr 01 2018 0183 32 Higher HGI indicates softer coke whereas lower HGI indicate harder/brittle coke Table 2 shows the HGI and real density of bad and good spalling coke HGI value of bad spalling coke was much higher softer coke and was in the range from 59 to 90 whereas that of good spalling coke was ranging from 38 to 43 more hard brittle coke...

Size reduction and specification of granular petrol coke

coke grain strength in the entire size distribution On the other hand established measuring methods for calcined coke HGI ASTM D5003-95 and grain stability ISO 10142 determine only the mechanical strength in a specific size range 06-118 mm and 4-8 mm respectively In other words both methods give limited information...

US7347052B2

Methods and systems for processing uncalcined coke are provided The methods and systems provide for combusting effluent gas from a refinery unit and a stream of uncalcined coke The refinery unit effluent gas may be the offgas from a rotary kiln calciner The refinery unit effluent gas and the uncalcined coke stream are combusted in an integrated gas/solids incinerator...

5 EXPERIMENTAL8

effect on its density easier to determine 517 Graphitisation High-ash Waxy Oil green coke was obtained from the commercial delayed coker at Secunda South Africa The green coke was dried and separated into size fractions The size fractions were recombined to produce a composite sample 2 200 g for graphitisation The weights of...

Process for producing distillate fuels and anode grade

The anode grade green coke produced according to processes herein may have the following properties nickel less than about 175 ppm vanadium less than about 250 ppm sulfur less than about 35 000 ppmw Hardgrove Grindability Index HGI of less than about 100 and Volatile Combustible Matter of less than about 12 wt...

effect of vcm and hgi on green coke properties

effect of vcm and hgi on green coke properti OSTIGOV OSTIGOV OSTIGOV is the primary search tool for Department of Energy science technology and engineering research information funded by the US Department of Energy and the organizational hub for the Office of Scientific and Technical Information search tool Department of Energy...

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Apr 30 2014 0183 32 The recycling ratio temperature and pressure must be easily controlled and the coker drum size able to deliver about 100kg of green coke for which the sizing Volatile Combustible Matter VCM...

Determine root causes of undesirable petcoke properties

Determine root causes of undesirable petcoke properties from the DCU The delayed coking unit DCU is the technology of choice for the upgrade of heavy hydrocarbon residues-ie bottom-of-the...

Vinyl Handbook

Vinyl Resin Property Effects on Rigid Flexible Applications OxyVinyls suspension grade resins are used in a wide range of rigid and flexible applications The physical properties described below determine many of the important bulk handling processing health/ safety and end use characteristics a vinyl customer requir Inherent Viscosity IV...