UPGRADING LIGNITES VIA THERMAL REDUCTION WITH COKE-OVEN GAS

被引:4
|
作者
ERBATUR, O [1 ]
ARTOK, L [1 ]
COBAN, A [1 ]
ERBATUR, G [1 ]
机构
[1] ISKENDERUN IRON & STEEL WORKS CO, ISKENDERUN, TURKEY
关键词
LIGNITE; COKING; UPGRADING;
D O I
10.1016/0016-2361(91)90016-4
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
Three Turkish lignites of varying rank were processed by using coke-oven gas under various processing conditions. Proximate and ultimate analyses and microscopic investigations with a polarized-reflected light microscope were carried out for all of these samples. Gaseous products were also determined after each process. Blends of processed lignites with coking coals were subjected to dilatation tests and cokes were produced in a laboratory scale coke oven using the same blends. The tensile strengths of the cokes produced were determined. The chemical and physical data showed that there are useful changes in lignite structures upon treatment with coke-oven gas under certain processing conditions. The dilatation and tensile-strength results showed that it would be possible to blend processed lignites with coking coals in significant proportions to produce metallurgical grade cokes.
引用
收藏
页码:1476 / 1480
页数:5
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