Results 101 to 110 of about 14,802 (168)

ANALYSIS OF COAL TAR COMPOSITIONS PRODUCED FROM SUB-BITUMINOUS KALIMANTAN COAL TAR

open access: yes, 2016
Coal tar is a liquid by-product of coal pyrolysis processes. This liquid oil mixture contains various kind of useful compounds such as benzoic aromatic compounds and phenolic compounds.
Dewi Selvia Fardhyanti   +1 more
core  

Primary tar of different coking coal ranks

open access: yes, 2008
6 pages, 7 figures, 5 tables.-- Printed version published on Nov 3, 2008.The aim of the present work is to discuss the differences in the compositions of primary tars collected by means of Gray-King (GK) pyrolysis tests from coking coals of different ...
Barriocanal Rueda, Carmen   +3 more
core   +1 more source

Hot-Mix Coal-Tar Concrete Pavement

open access: yes, 1971
The principle objectives of this research were: To compare the economics and performance of coal tar to asphalt cement; To develop reliable coal-tar construction specifications; To familiarize personnel with coal-tar construction; and To implement ...
Newberry, Donald C., Jr., Rose, Jerry G.
core   +1 more source

Upgrading of hydropyrolysis coal tar by hydroprocessing

open access: yes, 1991
Upgrading of a hydropyrolysis coal tar by hydroprocessing was investigated using different process conditions. The response of the hydropyrolysis tar to hydroprocessing was compared to those of a conventional coal tar and two heavy oil fractions.
Otterstedt, J-E,   +2 more
core  

Characterization of coal briquettes using tar as a binding material for use in a coke oven.

open access: yes, 2019
In order to increase competitiveness in the steel industry through reduction of the cost of coal mixtures and increase in the quality productivity of coke in the oven, this research was developed with the aim of increasing the bulk density through ...
Oliveira, Ricardo dos Santos   +3 more
core  

Thermal enhancement of coal tar pumping in saturated porous media

open access: yes, 2017
International audiencePAHs are main constituents of coal tar, which is found on coking plant wastelands. The pumping rate of these DNAPLs is generally low due to its viscous nature and its high residual saturation.
Davarzani, Hossein   +6 more
core  

Utilization of Low Grade Fuels, Coke Oven and Tar Oil Wastes

open access: yes, 1934
Bibliography: p. 35-40.In this work the newer methods for concentrating and utilizing low grade and waste coals, lignite and peat are discussed. Many of these methods were reported at the International Conferences on Bituminous Coal held at Pittsburgh.
Basore, Cleburne Ammen
core  

RHEOLOGICAL RESEARCHES OF MODIFIED COAL TAR PITCHES

open access: yes, 2011
The process of coal tar pitch modification by active additives was researched. By means of rheology methods the processes of coal tar pitch structure formation under action of various additives were studied.
Крутько, Ірина Григорівна   +2 more
core  

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