摘要
石灰岩是北京地区优势矿种 ,然而开发利用程度低下 ,产品结构单一 ,没有高技术含量和高附加值产品。本文通过造纸、塑料业超细重钙应用状况分析 。
Carbonate of lime is superior kind of mineral in Beijing area,but it has been low degree developed and used,and has single product structure without high tech and high extra value The paper studied the present situation of ultra fine heavy carbonate of lime in papermaking and plastics industry,then thought the basic way is to exploit ultra fine heavy carbonate of lime products
出处
《北京地质》
2001年第2期35-38,共4页
Beijing Geology
