豫东永城煤田山西组二2煤形成条件与聚煤规律
武法东
摘要(Abstract):
该文认为二_2煤是在海湾—碎屑潮坪沉积体系与河控三角洲沉积体系转变过程中形成的。二_2煤分布稳定、厚度较大,灰分与硫分含量低,其厚度与直接顶底板泥岩厚度及底板砂岩厚度有关。
关键词(KeyWords): 山西组二_2煤;形成条件;聚煤特征;永城煤田
基金项目(Foundation):
作者(Author): 武法东
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