US5225002A - Process for dissolving coke oven deposits ...
Prior art keywords methyl pyrrolidone coke oven gas lines deposits Prior art date 1990-08-09 Legal status (The legal status is an assumption and is not a legal conclusion.
PPT ON COKE PREPARATION - SlideShare
CONTRUCTION OF COKE OVENS There are first eight coke oven batteries 4.3 M tall having 65 ovens in each battery ( in 2.5 MT stream) and two batteries 7 M tall having 67 ovens in each (4.0 MT stream). 4 batteries are capable of producing 1.33 MT of BF Coke per annum at an average coking period of …
Pilot Plant Converts Coke Oven Gas | Chemical Processing
Processing Equipment. Design & Simulation | ... Every hour the process produces 15 kg of solid materials from 15m3 of coke oven gas and 2m 3 of carbon dioxide. With this level of efficiency, the chemical products can be manufactured at competitive costs, says Riethof.
Non-Recovery Coke Ovens | Industrial Efficiency Technology ...
Unlike the by-product type of coke plant, in non-recovery coke-making, coke oven slag and other by-products released from coking process are combusted within the oven. This provides the heat required for the coke-making process. The oven is a horizontal design and operates under negative pressure. Primary combustion air is introduced though ports in the oven doors which partially combusts the ...
Coke Manufacturing - IFC
generated from the cooling of the coke oven gas and the processing of ammonia, tar, naphthalene, phenol, and light oil. Process wastewater may ... Air Emissions, Coke Manufacturing (kilograms per ton of coke produced) Parameter Maximum value VOCs 0.3 Benzene 0.1 Particulate matter 0.15 Sulfur oxides 0.5 Nitrogen oxides 0.6 TSS 50 Oil and grease 10
Coke (fuel) - Wikipedia
In a coke oven battery, a number of ovens are built in a row with common walls between neighboring ovens. A battery consisted of a great many ovens, sometimes hundreds, in a row. ... Gas works manufacturing syngas also produce coke as an end product, called gas house coke.
Coal and Coke Processing | Otto Simon
Coal / Coke Processing & By-Products. ... Gas treatment plants for cleaning the crude coke oven gas; Heat recovery coke plants in which the gas produced is used to generate power . Sectors. Biotechnology & Biomass Processing. Thermal Processing. Chemicals & Petrochemicals.
Coal gas - Wikipedia
Coal or coke oven gas typically had a calorific value between 10 and 20 MJ/m³ (250 ... (4,800 km), consisting of two parallel and interconnected pipelines running the length of the country. All gas equipment in Great Britain (but not Northern ... As well as requiring little processing before use, natural gas is non-toxic; the carbon monoxide ...
Industrial Gas Supply, Technology & Equipment for the ...
Industrial gas supply, technology & equipment for metal production ... Our Stove Oxygen Enrichment application can help you reduce or potentially eliminate the need for fuels like coke oven gas and natural gas while generating higher blast temperatures. ... and automation solutions to furnace OEMs and customers with thermal processing equipment ...
STITUTE OF COAL CHEMISTRY (FSUE «VUKHIN) IN TECHNICAL …
coke oven gas, coal tar distillation and raw benzene processing. The scientific and technical capabilities as well as structure of the company allows competitively profitable, complete and meeting present-day requirements dealing all
about - chinaecec.com
Coke Oven Gas Processing ... we can make effective use of byproduct coke oven gas. 200kt/a coke oven gas to methanol plant of Cangzhou China Railway Equipment Manufacturing Materials Co., Ltd. is a typical production plant by using coke oven gas as raw material.
Pico Chemical Corporation
PICOTREAT Coke Oven Gas Cleaners and Anti-foulants are a multifunctional formulation of penetrants, dispersants, emulsifiers and corrosion inhibitors designed to quickly and directly disperse and dissolve sludge and acid corrosive condensate formations in coke oven gas lines and residual burning systems.. PICOTREAT products keep coke oven gas lines, control valves, equipment and burners clean ...
Coke Oven Gas Processing Equipment - ZVU Engineering
ZVU Engineering a.s., Member of ZVU Group, COKE-OVEN GAS PROCESSING EQUIPMENT Page 2 1 INTRODUCTION On producing coke by coking coal in batteries, by-products are generated and taken
258785 alfa steel coke PPI00061EN
4 Steel and coke oven gas solutions Focus on cost-effectiveness Alfa Laval equipment used in steelmaking and processing coke oven gas enables you to …
By-products recovery and processing | Гипрококс
By-products recovery and processing . By-product recovery branch of coke oven and by-product recovery plant is a sophisticated diversified production units complex, which comprises closely interconnected essentially different processes and technologies.
Coke Oven Gas Processing Equipment - ZVU Engineering
ZVU Engineering a.s., Engineering & Contracting Company, COKE OVEN GAS PROCESSING EQUIPMENT Page 5 REFERENCE Project start/finish Customer/Country Subject Scope of Supply Number of Pieces/ Dimensions/
COKE-OVEN GAS - Thermopedia
Coke-oven gas is a fuel gas having a medium calorific value that is produced during the manufacture of metallurgical coke by heating bituminous coal to temperatures of 900°C to 1000°C in a chamber from which air is excluded.
US20020084210A1 - Method of inhibiting deposits in coke ...
In the operation of coke ovens which produce metallurgical coke from coking coal, deposits can form on the equipment and in the ducts and pipes which carry the coke oven gases. In processing and handling of the volatile coke oven gas evolved from the coal during …
coke oven - an overview | ScienceDirect Topics
Apr 02, 2010· The ovens are heated with a mixture of blast furnace-top gas and coke oven gas (COG). Between each oven there are heating slots where hot flue gas flows and heats the walls of the ovens. Between each oven there are heating slots where hot flue gas flows and heats the walls of the ovens.
Coke & coal | Industry | Haldor Topsoe
Coke & coal Coal is an abundant natural resource with enormous potential to be converted into clean fuel and alternative feedstock for many chemicals. In recent years we have made quantum leaps in the upgrading of coal and processing of waste products from coke ovens …
Lecture 2 Coal Carbonization and Coke Oven Plant
Lecture 2 Coal Carbonization and Coke Oven Plant . 59 ... Coal carbonization is used for processing of coal to produce coke using metallurgical grade coal. Coal carbonization involves heating of coal in the absence of air. Coke making process is ... out as coke oven gas and is sent to the recovery section for recovery of valuable chemicals. The
COKE PRODUCTION FOR BLAST FURNACE IRONMAKING
coke oven pushing performance are influenced by following coal quality and battery operating variables: rank of coal, petrographic, chemical and rheologic characteristics of coal, particle size, moisture content, bulk density, weathering of coal, coking temperature
Promising Technologies for Processing Coke-Oven Gas at ...
impurity composition in the coke-oven gas, in compar-ison with foreign enterprises (Table 1). This must be ... using the classical equipment (shown in Fig. 1), with hydroquinone and cobalt disulfophthalocyanine ... Promising Technologies for Processing Coke-Oven Gas at Russian Enterprises V. G. Nazarov a and B. D. Zubitskii b a Eastern Coal ...
12.2 Coke Production - US EPA
12.2 Coke Production 12.2.1 General ... Figure 12.2-1 illustrates the major process equipment in a schematic diagram of a byproduct coke oven battery. Flow diagrams are provided in Figures 12.2-2 and -3 to give an overview of the process ... to produce an essentially continuous flow of raw coke oven gas. The individual ovens are charged and
Coke Oven By-Product Plant | ispatguru.com
Coke Oven By-Product Plant. The coke oven by-product plant is an integral part of the by-product coke making process. During the production of coke by coal carburization in a coke oven battery a large amount gas is generated due to the vaporization of volatile matter in the coal.
coke processing equipments - residenzasanmichele.eu
Coke Oven Gas Processing Equipment - Skupina ZVU. 1 INTRODUCTION On producing coke by coking coal in batteries, by-products are generated and taken away from batteries in coke-oven gas (COG). Subsequently, COG is ...
Wuhai Coke Oven Gas Project Starts Production, China
The coke oven gas, transported to the terminal of Ningxia Petrochemical, will transform into the raw materials required by the fertilizer plants in substitution of natural gas after certain processing techniques, which represents an annual profit increase of RMB 180 million.
coke oven and by product plant - casaferrari.eu
Unlike the by-product type of coke plant, in non-recovery coke-making, coke oven slag and other by-products released from coking process are combusted within the oven. Coke oven gas treatment > Coke Plants > Products and Solutions .
Overcoming Coke-Oven Gas Measurement Problems - Processing ...
A byproduct from the coke production mill, coke-oven gas is used as the main fuel for rolling mill ovens. The gas contains a number of problem constituents such as naptha, ammonium hydrate and tar.
2.0 HEAT RECOVERY COKE PLANT DESCRIPTION
byproduct ovens, the volatiles and combustion products are collected downstream of the oven chamber and refined in a chemical plant to produce coke oven gas …