high temp coal tar for extracting pitch

Home high temp coal tar for extracting pitch

images

Medium temperature coal tar pitch, Medium temperature coal ...

Medium temperature coal tar pitch from Handan Jinghao Chemical Co., Ltd.. Search High Quality Medium temperature coal tar pitch Manufacturing and Exporting supplier on Alibaba.com. Alibaba.com. Sourcing Solutions ; ... Mid-temp Coal Tar for extracting pitch the best price for China. $400.00 - $750.00 / Ton. 1 Ton ...

Modified coal-tar pitch (Patent) | OSTI.GOV

@article{osti_5361280, title = {Modified coal-tar pitch}, author = {Cukier, S and Kremer, H A.F.L.}, abstractNote = {A coal-tar pitch material is described which is obtained by the process which consists in mixing an undistilled coaltar material with a solvent which consists of at least one of the following n-methyl-2-pyrollidone and the fraction of a coal-tar distillate which boils …

Pitch,coal tar, high-temp. 6 wiki

Mar 29, 2016· Pitch,coal tar, high-temp. CAS 6 WIKI information includes physical and chemical properties, USES, security data, NMR spectroscopy, computational chemical data and …

(PDF) Kinetics of Extraction of Coal-Tar Pitch Components ...

The high-temperature g.c. method detected ∼ 20 wt% more of the tar compounds than the general g.c. method. ... The extraction of a coal-tar …

Characterization of medium-temperature -Lurgi ...

coal tar pitches were most soluble in quinoline and 1-methyl-2-pyrrolidinone. They concluded that no simple relationship exists between the solubility of pitch and the solvent parameters commonly used for correlation purposes [8]. Solvent extraction has also been employed to make superior carbon precursors from coal tar pitch [9]. A key focus ...

Quality Modified Coal Tar Pitch, Coal Tar Pitch for sale ...

Quality Modified Coal Tar Pitch for sale, buy Modified Coal Tar Pitch, Coal Tar Pitch from Modified Coal Tar Pitch wholesaler - modifiedcoaltarpitch on infospaceinc.com. ... High temperature Coal tar pitch used for building waterproof layer. Contact Supplier. Coal tar pitch manufacturer with good quality &cheap price. Contact Supplier. 2019 hot ...

High Temperature Coal Tar Hard Pitch For Burden And Foam Mud

Density:: 1.1-1.25: Softening Point: 130-140: Application: Burden And Foam Mud: Appearance: Black Solid: High Light: coal tar extract, pure coal tar

Coal Tar - Cargo Handbook - the world's largest cargo ...

After coal tar has been distilled and the necessary hydrocarbon cut obtained, the next step in the processing procedure is the extraction of the tar acids. Caustic Soda is used to extract the phenolic compounds – phenol and creosol. Before 1960 virtually all phenols used commercially were derived from coal tar but since that time synthesis of ...

Characterization of coal- and petroleum-derived binder ...

Carbon anodes are manufactured from calcined petroleum coke (i.e. sponge coke) and recycled anode butts as fillers, and coal tar pitch (SCTP) as the binder. During the manufacturing of carbon anodes, coal tar pitch is mixed with calcined petroleum coke. The mix of binder, filler and some additives is heated to about 50°C above the softening point of the pitch, typically 160°C.

Coal Tar Pitch - Himadri

COAL TAR PITCH. Himadri is the largest Coal tar pitch manufacturer in India with over 70% market share in the space. The detailed quality processes ensure that it is the preferred material for use as a binder in the manufacture of Aluminum anode and graphite electrode. Himadri has developed and supplied a special grade of coal tar pitch to DRDO.

(PDF) Upgrading of coal-tar pitch in supercritical water ...

The reactions The sample used is a high-temperature coal-tar pitch, in SCW extraction of coal[3], oil shale [4,5] and heavy oil[6,7] to supplied by the Taiyuan Coal Gasification Company Limited obtain light fuel oil, and degradation of polyethylene to oils (Shanxi, China).

Yugao Wang-

1.Research InterestsEfficient utilization of coal and coal-based solid organic residues; Chemical use of carbon dioxide.2.PaperHe has published more than 20 academic papers as the first author and corresponding author. The representative papers are as follows:(1) Niu Ze-Shi,Wang Yu-Gao*,Shen Jun, et al. Insight into aromatic structures of a middle-temperature coal tar …

Characteristics of Coal Tar Pitch-Based Mesophase ...

high-temperature centrifugal method was used to sepa-rate mesophase spheres from multi-phase mixtures. 2. Experimental 2.1 Preparation of Mesophase Pitches QI-free coal tar pitch, prepared by THE extraction of raw material, was used as a precursor material for preparation of mesophase pitches. The properties of

Coal Tar Pitch Price, 2021 Coal Tar Pitch Price ...

The Coal Tar Pitch Price and High Temperature Coal Tar, Petroleum Asphalt, Resin Rosin products are usually used to get more enegy for specific effects. For example, soil and water can grow food, wood can be burned to provide heat or to build shelters.

Subject: "coal tar" - PubAg Search Results

An extraction-column chromatography system was designed to enrich and purify condensed arenes (CAs) from a high-temperature coal tar (HTCT). Pyrene, fluoranthene, phenanthrene, anthracene, and naphthalene were successfully enriched in the purities of 91.1, 98.1, 97.6, 100, and 97.7%, respectively, via extraction with petroleum ether and ...

[Compositions and structure characterizations of coal tar ...

High temperature coal tar was used as raw materials, and was distilled to 280 degrees C for getting coal tar soft pitch. Then refined soft pitch was obtained by solvent extracting and subsequent settlement method. Its soft point was 32 degrees C; the group compositions consisted of 53.67% heptane so …

Development of Mesophase from a Low-Temperature Coal Tar Pitch

Jan 28, 2003· In this study, a low-temperature coal tar pitch (CTP1) was subjected to carbonization in order to study the formation, growth, and development of mesophase achieved under different conditions. The results were compared to those obtained with a petroleum pitch (PP) and a conventional high-temperature coal tar pitch (CTP2). CTP1 was converted to …

METHOD FOR PRODUCING BITUMINOUS SUBSTANCE SUCH AS A COAL ...

What is claimed 1. A method for producing coal tar pitch comprising adding sulfuric acid to coal tar produced by the high temperature, dry distillation of coal and then adding a petroleum hydrocarbon oil to the mixture, said oil having an aniline point above 20°C and consisting of 0-30 percent of a fraction having a boiling point up to 200°C, 20 to 98 percent of a fraction having a …

ES- 33-2007 COAL TAR PITCH, HIGH TEMPERATURE

composition and properties of a coal tar (and coal tar pitch derived thereof) depend mainly on the temperature of carbonisation and, to a lesser extent, on the nature of the coal used as feedstock. High-temperature coal tars (CAS # 6) is defined in EC as 'the

Structural Characterization of Large Polycyclic Aromatic ...

Insight into the Compositions of the Soluble/Insolube Portions from the Acid/Base Extraction of Five Fractions Distilled from a High Temperature Coal Tar. Energy & Fuels 2019, 33 (10), …

coal tar pitch, coal tar pitch Suppliers and Manufacturers ...

Add to Favorites. Medium temperature coal tar pitch 80/90, coal asphalt, coal bitumen, tar pitch, carbobitumen, tar asphalt. US $390.00-$490.00/ Ton. 40 Tons (Min. Order) CN Hebei Qunbang Chemical Co., Ltd. 8 YRS. Contact Supplier. Specification coal tar pitch is the residue from coal tar oil that is separated by distillation extraction of ...

Modified coal tar pitch,Medium temperature coal tar pitch ...

Henan Dongxing Chemical Co.,Ltd: As one of the leading coal pitch, phthalic anhydride, coal tar pitch, modified coal pitch, high temperature coal pitch manufacturers and suppliers in China, we warmly welcome you to buy bulk hot sale coal chemicals at competitive price from our factory. For more information, contact us now.

Supercritical fluid extraction and fractionation of high ...

Apr 01, 2010· The high-temperature coal tar sample was separated into 10 narrow oil fractions and one solid-phase pitch product by supercritical fluid extraction and fractionation using n-pentane as solvent at 220°C and pressure from 5 to 15 MPa.Results show that the accumulative yields increase with the extract pressure especially at the lower pressures, and the yield …

High Temperature Coal Tar Pitch - Euroalliages

High Temperature Cola Tar Pitch (htCTP) with EINECS n° 266-028-2. CAS n° 6 containing products are key raw materials for the smelting industry. Søderberg/ mixed electrodes, various pastes (hot and/or cold) used for ramming, repair, grouting and tap hole plugging where htCTP is one of the main components. Classification High Temperature Coal Tar Pitch …

Coal Tar Pitch - Binder Pitch Manufacturer from Bhilai

Binder Pitch. Binder Pitch is derived from the processing of high temperature coal tar. It is a black solid material at room temperature and consists of a complex mixture of predominantly aromatic hydrocarbons. Aluminium Industry - Binder Pitch is used for manufacturing of pre-baked and soderberg anodes in the aluminium industry.

WO2013104092A1 - Process for producing mesophase pitch …

Disclosed is a process for producing mesophase pitch by hydrogenation of high-temperature coal tar, comprising removing salts and quinoline insolubles from the high-temperature coal tar to obtain a clear oil; using the clear oil as a hydrogenation feed oil, or pre-distilling the clear oil to obtain a bottom component with a boiling point higher than 230°C and …

NITE - Chemical Management Field - GHS Information

Besides this, as for this substance (including volatiles), EU classified "Pitch, coal tar, high-temp" in "Carc. 1A" (ECHA Termination of Evaluation (2014)), and Japan Society for Occupational Health classified coal tar and coal tar pitch volatiles in "Group 1" (The Recommendation of Acceptable Concentration (2015)).

ETDA

Apr 28, 2008· During the manufacturing of carbon anodes, coal tar pitch is mixed with calcined petroleum coke. The mix of binder, filler and some additives is heated to about 50°C above the softening point of the pitch, typically 160°C. This temperature is sufficient to enable the pitch to wet the coke particles. The mix is then either extruded, vibrated ...

High Temperature Hard Pitch Grade Bau Bau Bau Point 204.4 ° C

coal tar extract, pure coal tar: Temperatur tinggi Tar Batuan Pitch / Pitch bola yang disatukan dalam penghitungan Refraktori. ... High Temperature Hard Pitch Grade Bau Bau Bau Point 204.4 ° C. Standar Industrial Hard Pitch 52% Nilai Koktail Minimal Untuk Konstruksi Jalan Paving.

Pitch, coal tar,high-temp., heat-treated_(12 ...

A wide variety of Pitch, coal tar,high-temp., heat-treated (12) options are available to you. You can also submit buying request for the Pitch, coal tar,high-temp., heat-treated (12) and specify your requirement on okchem.com, and we will help you find the quality Pitch, coal tar,high-temp., heat-treated (12) suppliers.

US4986895A - Process for treating coal tar or coal tar ...

Pitch substantially free from primary and secondary QI components and solids comprising secondary QI components are prepared by centrifuging coal tar or coal tar pitch at a high temperature, heat-treating the separated supernatant liquid and centrifuging again the liquid at a high temperature.

CiteSeerX — Production of Mesophase Pitch from Coal Tar ...

CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Supercritical fluid extraction (SFE) is currently being investigated as a possible technique in the production of high quality mesophase pitch from coal tar and petroleum pitches. Mesophase pitch is used to make high technology products, such as carbon bre. The conventional production of mesophase …

[Compositions and structure characterizations of coal tar ...

High temperature coal tar was used as raw materials, and was distilled to 280 degrees C for getting coal tar soft pitch. Then refined soft pitch was obtained by solvent extracting and subsequent settlement method. Its soft point was 32 degrees C; the group compositions consisted of 53.67% heptane soluble, 39.47% heptane insoluble but toluene ...