equipment qi in coal tar

CHNX decanter improves tar recovery in Belgium

2016-10-25 · old tar decanter with an Alfa Laval CHNX 418 two-phase decanter for coal tar recovery. Prior to the decanter there are 3 static decanters to remove larger solid particles. After the static decanter there is a conical tar separator to separate the water and the tar. The bottom tar phase CHNX decanter improves tar recovery in Belgium

2016-10-25 · stream equipment. The ammoniacal water must also be removed from the coal tar to make it suitable for distillation and for use as fuel. Producing high-quality distillate tar as a by-product can make an important contribution to the overall profits of a coke oven gas plant. Meeting demands with decanters...

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Himadri Chemicals & Industries Limited

2014-9-2 · coal tar pitch manufacturing company. Over the years, we have evolved from being a select product company to developing coal tar by-products and derivatives. Today we offer products such as coal tar pitch, chemical oils, carbon black, naphthalene, advanced carbon material, corrosion protection and sulfonated naphthalene formaldehyde (SNF).

2010-11-1 · the precursor coal tar pitch possess low quinoline insoluble (QI), toluene insoluble (TI) and coking yield (CV) which on conversion to green coke increases to 96.4%, 97.8% and 91.1% respectively. On the other hand, the volatile matter decreases from 56.2 to 8.9% for precursor coal tar ...

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Material Safety Data Sheet

2014-3-31 · Coal Tar (MSDS 9942)) Page 4 Section VII Preventive Measures Waste Information Dispose of in accordance with local, provincial and federal regulations. Storage Keep in a cool, well-ventilated place protected from damage. Keep away from heat, flame and ignition sources. Precaution Avoid contact with skin and eyes. Avoid breathing vapours or spray mists.

1987-5-12 · Impregnating pitch containing 5 percent QI is no longer satisfactory. This is the reason petroleum based pitch displaced coal tar pitch in this application. The current industrial standard is a petroleum based pitch which contains <0.5% QI. The coal tar pitch of the present invention also contains QI ...

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as-received、

2  · 11. It was found that coal tar pitch could not be used as-received to prepare useful carbon foams because of their higher quinoline insoluble (QI) fraction.,,QI,。

Qi Pan. Xiongpo Hou. View In order to find the optimal operating parameters in high-temperature and low-temperature coal tar hydrocracking processes and to maximize the light oil yields ...

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A novel method for removing quinoline insolubles

A technique for the removal of quinoline insolubles (QI) and ash in coal tar pitch (CTP) using a high-voltage electrostatic field (EF) was developed. QI and ash removal were carried out under an electrical field strength of 2.25 × 10 5 V/m and a temperature of 35 °C with oil washing as the solvent. The results showed that QI and ash can be

You can also choose from free samples. There are 43 bituminous coal tar suppliers, mainly located in Asia. The top supplying countries or regions are China, Turkey, and India, which supply 90%, 4%, and 2% of bituminous coal tar respectively. Bituminous coal tar products are most popular in Africa, Domestic Market, and Southeast Asia....

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2014-2-28 ·  40 9 2012 5 Guangzhou Chemical Industry Vol. 40 No. 9 May. 2012 ,,,, 451100 ) ( , :

Each type of coaltar pitch treated with toluene and quinoline provided TI, QI and -resins (TIQI) complex chemical fractions; their chemicaltechnical characteristics are given in Table 1.QI represents the primary QI, separated before thermal treatment and corresponds to that of raw coaltar pitch....

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Coal Tar Pitch

Coal Tar Pitch is a solid product produced from Coal Tar. Coal Tar Pitch is divided into Middle Pitch, modified, pitch,high temperature pitch which is classified by softening point. item soft pitch Modified pitch High -temp pitch SP 70-90 100-120

A Victorian brown coal (VBC) has been heated with strong aqueous KOH under severe conditions, neutralized with dilute H 2 SO 4 and then hot-briquetted with or without coking coal tar pitch as a binder, optionally air cured and finally carbonized. The final products were evaluated as a ...

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Metallurgical Coal and Coke Testing

2016-2-17 · A 60 mm coal pencil, formed under pressure from minus 60 mesh coal, is inserted into a precisely calibrated retort tube with a graduated piston on top. The sample is then placed in a furnace. The apparatus is heated at 3°C/minute and the movement of the piston, as the coal pencil shrinks and expands, is recorded. The maximum dilatation value

Coal tar pitch distilled from by-product coal tar, generated by metallurgical coke ovens, has strategic importance for the aluminum industry. The combination of its binding properties with its high carbon content makes pitch an ideal complement to calcined petroleum coke for ...

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Rheological characteristics of coal-tar pitches

Rheological characteristics of coal-tar pitches* E. Fitzer, D. Kompalik and K. Yudatet Institut f Chemische Technik, Universit Karlsruhe, FRG + Kawasaki Steel Corp., Chiba, Japan (Received 2 April 1987) Results are presented on viscosity measurements of different coal-tar pitches up to 500.

2018-3-28 · Coal-tar-based sealcoat products, widely used in the central and eastern U.S. on parking lots, driveways, and even playgrounds, are typically 2035% coal-tar pitch, a known human carcinogen that contains about 200 polycyclic aromatic hydrocarbon (PAH) compounds. Research continues to identify environmental compartmentsincluding stormwater runoff, lake sediment, soil, house dust, ...

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CHNX decanter improves tar recovery in Belgium

2016-10-25 · old tar decanter with an Alfa Laval CHNX 418 two-phase decanter for coal tar recovery. Prior to the decanter there are 3 static decanters to remove larger solid particles. After the static decanter there is a conical tar separator to separate the water and the tar. The bottom tar phase CHNX decanter improves tar recovery in Belgium

Coal to Carbon Fiber (C2CF) Continuous Processing for High-Value Composites University of Kentucky Research Foundation (Lexington, KY) will develop and scale efficient processing technology for ultra-low quinoline insolubles (QI) coal tar pitch and subsequent mesophase pitch; clarify and simplify tedious continuous fiber processing ...

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Accelerator Building

2016-4-6 · equipment and subsequent renovations. The original building was designed for specific equipment (such as the synchrocyclotron and the high resolution scanning ion microscope) that has been removed. The remaining spaces have been renovated for other uses such as offices and reconfigured labs and contain no original finishes or details.

HUANGHUA XINNUOLIXING FINE CHEMICAL STOCK CO. LTD. is one of the renowned manufacturer, supplier & exporter of Coal Pitch, Coal Tar Pitch....

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Process for treating coal tar or coal tar pitch

1991-1-22 · A process for treating coal tar or coal tar pitch containing primary QI components 0.3 m or less in particle size comprising the steps of subjecting a material consisting essentially of coal tar or coal tar pitch to a primary centrifugation at a temperature of 200 to 400° C. to form primary QI component solids and a primary supernatant coal

China Coal Tar Pitch

China Coal Tar Pitch, Find details about China Pitch, Asphalt from Coal Tar Pitch Zhenjiang Xinguang Metallurgical Subsidiary Material Plant

Vacuum distillation and GC-MS analysis of coal tar in low

Presenting the preparation of vacuum distillation with H-tar( heavy coal tar) in a low temperature coal tar from Northern Shaanxi. Seven fractions were isolated from H-tar by vacuum distillation in 100 ,100-200 , 200-240 ,240-270 ,270-300 ,300-340 and