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Conclusions. Thermal cracking of low-temperature lignite tar pitch con- verted the pitch into a material that served as a satisfactory ...
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structure is typical of commercial pitch coke made in slot oven3 for coke-oven pitch. Cokes from lignite tar ditf'ered in physical properties from those ...
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51. PREPARATION OF CARBON METALLURGICAL ELECTRODES FROM LOW-TEMPERATURE LIGNITE COKE AND LIGNITE PITCH BINDER John S. Two methods were developed for producing carbon electrodes f r o m lowtemperature lignite tar. Electrodes w e r e then made by these methods and evaluated by comparing their properties and performance...
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The tar was produced by the Texas Power & Light Company from a Texas lignite carbonized at 950" F in a fluidized bed. The pitch used in this study was ...
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A plasticized coal tar pitch comprising a mixture consisting essentially of ... temperature carbonisation or gassification of bituminous coal or lignite. ...
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Some available sources of tar or pitch, for example mild coal gasification ... See Berber, J. S. et al, "Low-Temperature Lignite Tar: Processing and ...
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8. Method according to claim 4 wherein said coal tar pitch is derived from extraction of coal or from low temperature carbonisation or gassification of bituminous coal or lignite. 9. Method according to claim 4 wherein said coal tar pitch has low content of high molecular weight components.
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7. The composition of claim 1 wherein the bitumen is selected from the group consisting of asphalt, gilsonite, petroleum pitch, coal tar pitch, wood tar pitch, lignite tar pitch and mixtures thereof. 8. The composition of claim 1 wherein the unsaturated rubber is devulcanized tire rubber.
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Successful pitch characterization must satisfy the following points: ... The first objective of this paper is to give an insight into structural features of two kinds of mesocarbon microbeads (MCMB) derived from different coal tar pitches, by conducting butylation of MCMB with butyl iodide catalyzed ... Fossil Fuels Coal, Lignite,
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40 lb bags of real coal coal slag blasting media ; ... Seawqdf e CDC1 Search def Button...
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