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Gray-King test
Method of assessing the coking property of coal; 20 g is heated in a silica tube to 600 degrees C and the residual product is compared with a standard series ranging from noncoking (type A) to highly coking (G), all of which have the same volume as the original. Cokes that expand (swell) on coking receive a subscript indicating the degree of swelling.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)