肥煤是烟煤的一种，煤化程度较高，是中等挥发分及中高挥发分的强粘结性煤，其挥发分在25%-35%左右。 肥煤也是炼焦用煤的一种，多供炼焦用，结焦性好，炼出的焦强度较高，但耐磨性差，单独用它炼焦时容易膨胀损害炉具，因此多和其他烟煤混合使用。 肥煤胶质层最大厚度y>25毫米。与其他煤级的煤相比，肥煤一般具有较高的硫含量。
对细粉碎后贫瘦煤，与气肥煤、肥煤、1/3焦煤及焦煤按重量比1：1 进行配伍共结焦实验。
The meager lean coal, after fine crushing, coked compatibility with gas-fat coal, fat coal, 1 / 3 coke coal and coking coal by weight ratio of 1:1.
研究了在常规炼焦工艺及肥煤、焦煤比例相对稳定条件下，望峰岗煤的性质对焦炭热态性能的贡献。
Under the normal coking process and the regular blend with constant proportion of coking coal and fat coal, the property of WangFengGang coal and its influence on metallurgical coke were studied .
保持基本相同的焦炭质量，配入中温沥青后可以适当减少优质焦煤、肥煤的配量，降低配合煤成本。
Maintaining basically same quality of coke, the mixing of medium temperature pitch can appropriately reduce the mixed volume of high quality coking coal and fat coal, decrease the cost of mixed coal.
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