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Saturday, May 9, 2020 | History

2 edition of Examination of low-temperature coal tar ... found in the catalog.

Examination of low-temperature coal tar ...

Roland Phineas Soule

Examination of low-temperature coal tar ...

by Roland Phineas Soule

  • 393 Want to read
  • 28 Currently reading

Published in [New York .
Written in English

    Subjects:
  • Coal-tar

  • Edition Notes

    Statementby Roland P. Soule ...
    Classifications
    LC ClassificationsTP953 .S6
    The Physical Object
    Pagination46 p.
    Number of Pages46
    ID Numbers
    Open LibraryOL6645858M
    LC Control Number22014691
    OCLC/WorldCa29865777

    Chapter III ~ Low Temperature Coal Tar Chapter IV ~ Low Temperature Coke , annealing, and quenching are so numberless that it is quite beyond the scope of this book to undertake a detailed discussion of this subject. a statistical examination of the determination by many authorities has convinced the present author that in this. of powdered coal as motor fuel and in the pipe line transportation of such coal dust were described. A number of methods of high temperature and low temperature carbonization of coal were discussed. Solutions of the various problems of the production and marketing of File Size: 6MB.

    Coal tar pitch is an amorphous residue produced by the distillation or heat treatment of coal tar, which is a by-product of coal when it is carbonized to make coke., Ltd is a coal chemical processing and production enterprises, the annual processing of thousand tons of coal tar, the coal chemical production and processing base.   About this book This compilation is the most comprehensive historical collection of papers written on primary aluminum science and technology. It is a definitive reference in the field of aluminum production and related light metals technologies and contains a strong mix of materials science and practical, applied technology.

    Refined coal is the product of the application of a coal-upgrading technology that removes moisture and certain pollutants from lower-rank coals such as sub-bituminous and lignite (brown) coals and raising their calorific values. Coal refining or upgrading technologies are typically pre-combustion treatments and/or processes that alter the characteristics of a coal before it is burned.   Low-Temperature Distillation Yields of Primary Tar and Light Oil From Coals of Various Ranks and Types One of reports in the series: Report of investigations (United : W. H. Ode, W. A. Selvig.


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Examination of low-temperature coal tar .. by Roland Phineas Soule Download PDF EPUB FB2

Full text of "Examination of low-temperature coal other formats EXCHANGE li^ls^te Examination of Low-Temperature Coal Tar DISSERTATION Submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in the Faculty of Pure Science Columbia University, in the City of New York By ROLAND P.

SOULE, B. S., Chem. Excerpt from Examination of Low Temperature Coal Tar: Dissertation Submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in the Faculty of Pure Science, Columbia University, in the City of New YorkAuthor: Roland P.

Soule. Buy Examination of Low-temperature Coal Tar: Read Kindle Store Reviews - Examination of low-temperature coal tar. by Soule, Roland Phineas, Publication date ] Topics Coal-tar Publisher [New York Collection cdl; americana Digitizing sponsor MSN Contributor University of California Libraries Language English.

Thesis (PH. D.)--Columbia University, AddeddatePages: C.G. Cash, in Encyclopedia of Materials: Science and Technology, Coal-tar Pitch Built-up Roofing. Coal-tar pitch membranes using coal-tar saturated organic felts is one of the oldest systems listed in Table systems perform very well historically, but are limited to very low slope applications and must be gravel surfaced because of the low viscosity of coal-tar pitch at normal.

The results of Davis and Parry (97) on the examination of low temperature tar from Pennsylvania coal carbonized at ° C showed that a larger amount of Examination of low-temperature coal tar.

book up to ° C was present in ordinary low temperature tar than in tar obtained by carbonization in the presence of steam. Coal Tar, Low Temperature Coal Tar, Medium Temperature Coal Tar manufacturer / supplier in China, offering Low / Medium /High Temperature Coal Tar CAS No.:Potassium Sulphate Granular Fertilizer Price for Sale, Formaldehyde 37%, 40% and so on.

Coal tar, principal liquid product resulting from the carbonization of coal, i.e., the heating of coal in the absence of air, at temperatures ranging from about to 1, °C (1, to 2, °F).Many commercially important compounds are derived from coal tar. Low-temperature tars result when coal, peat, lignite, or wood are carbonized at temperatures not exceeding °C (1, °F).

Occupational exposures during coal-tar distillation were considered by a previous Working Group in (IARC, ). Since that time new data have become available, which have been incorporated in this Monograph, and taken into consideration in the present evaluation.

Manufacturer of Coal Tar - Low Temperature Coal Tar, Dehydrated Coal Tar offered by Shree Ram Traders, Morbi, on: Near Veeraj Tower, Kamriya Complex, Shop No. 3,Morbi. With coal tar as a by-product from cokemaking, coal tar availability will continue to depend on the consumption of coke in the blast furnace for iron and steel production.

Thus, the conditions of coke production in recovery coke ovens will play a decisive role in determining composition and properties of tar and in the tar refining : María Antonia Diez, Roberto Garcia. Coal tars and coal-tar pitches have many uses in industry and in con-sumer products. Coal tars are used primarily for the production of refined chemicals and coal-tar products, such as creosote, coal-tar pitch, and crude naphthalene and anthracene oils from the distillation of crude coal tar.

Coal tar has been used as a fuel in open-hearth fur-File Size: KB. The results show that low-temperature coal tar has the best pyrolysis performance, with the highest light gas yield exceeding 70 % and acetylene yield of 45 % when using Ar plasma. Attention focuses on the structure and electrical conductivity of carbon materials produced by the carbonization (at °C) of coal-tar pitch with the addition of –% graphite foam and.

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 # ) is defined in EC () as ‘the condensation.

Pitch, coal tar, high-temp. The residue from the distillation of high temperature coal tar. A black solid with an approximate softening point from 30°C to °C (86°F to °F). Composed primarily of a complex mixture of three or more membered condensed ring aromatic hydrocarbons.

Report issued by the U.S. Bureau of Mines discussing a low-temperature coal-tar industry in Germany. As stated in the Purpose and Scope of the Investigation, "the primary purpose of the investigation covered by this report was to determine to what extent the production and use of low-temperature tar in Germany had advanced during the year period prior to the close of the last war" (p.

7).Cited by: 2. Methylation of the hydroxyl structure in coal enhances the evolution of the low temperature form.

Only the high temperature tar is found to contain free radical character. Significant temperature dependent evolution of CO, CO/sub 2/, H/sub 2/O, more» H/sub 2/S, CS/sub 2/, CS, HCN, C/sub 2/H/sub 4/, and CH/sub 4/ is observed and interpreted in.

NIOSHTIC-2 Publications Search. products obtained from the low-temperature tar were examined for physical and chemical characteristics and for potential commercial utility.

Information obtained from this research would be helpful if a new coal-chemical industry based on tar utilization were established. Publication Date. @article{osti_, title = {Phenols composition in coal tar from a formed coke plant}, author = {Ikonnikova, G.G.

and Andreikov, E.I. and Simonova, O.M. and Markus, G.A.}, abstractNote = {Phenol tars obtained during formed coke production contained 60% cresols and xylenols as used in turbine oils and plastics for service at elevated temperatures. from tar or condensable hydrocarbons makes it easily adapted to gen- erating producer gas, thus affording a good substitute for anthracite coal in suction gas producer practice.Case Study – US Coal Tar sample • Samples of DNAPL were obtained from a former landfill site in the US suspected to be contaminated by coal tar.

• The coal tar was suspected to have come from a local former manufactured gas plant which operated between File Size: 1MB.Book Name: Chemistry Chapter No.

03 Chapter Name: Organic Chemistry Book Version: New book Printed in Printed By: Punjab Text Book Board Approved By: Govt of the Punjab and Federal Ministry for Education Test Type: MCQ / Fill in the Blanks / Short Answers Board: All Punjab Board Class: 10th (Matriculation) Total MCQ from Text Book: Total Marks: Total Time: minutes.