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发明名称
碱渣粉煤灰制回填土的方法
摘要
一种由碱渣粉煤灰制备回填土的工艺方法,它是将碱渣与粉煤灰以0.25~0.70∶0.30~0.75的比例湿法混合制成流动性好的悬浊液,经0.5~48小时的陈化,固液分离而得回填土成品,本方法特征是能大量处理碱渣粉煤灰废料,且工艺简单,投资省,特别适用于氨碱厂附近基建工程所需,且能省去大量黄土资源,解决废料的环境污染问题。
申请公布号
CN1100485A
申请公布日期
1995.03.22
申请号
CN93117804.5
申请日期
1993.09.16
申请人
刘生泰;乔希海;邢繁臣;周志刚;朱铁琴;刘才斌
发明人
刘生泰;乔希海;邢敏臣;周志刚;朱铁琴;刘才斌
分类号
E02D17/18;C04B18/04
主分类号
E02D17/18
代理机构
代理人
主权项
1、一种由碱渣粉煤灰制回填土的方法,它是采用沉积碱渣或制碱过程中排出的废渣液和粉煤灰为原料,本发明特征在于采用沉积渣时用2~3倍水松解,制得的碱渣悬浊液与粉煤灰以0.25~0.70∶0.30~0.75比例(干基重量比)在带有搅拌装置的混合罐中常温常压下湿法混合,在陈化罐中陈化0.5~48小时,其底部稠合物经常规的固液分离即得含水20-40%的固液混合物固填土成品。
地址
300451天津市塘沽津塘公路29号
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