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发明名称
熔融尿素(尿液)喷浆造粒制取尿基复肥的生产方法
摘要
将固体颗粒尿素配上钾盐和水或工业生产尿素制得含水的熔融尿液配入钾盐加热制得熔融料浆,采用液面加压或料浆泵输送,经螺旋喷头雾化,喷洒在磷酸铵、普钙、重钙、钙镁磷肥包括钾盐或以他们为组分的粉料上造粒,经低温干燥、冷却或无干燥便制得了粒径为1—4.75mm、NPK总养分为25—45%的UAPK、UNPK尿基复肥。
申请公布号
CN1264691A
申请公布日期
2000.08.30
申请号
CN00102903.7
申请日期
2000.03.09
申请人
王长山
发明人
王长山
分类号
C05G1/00;C05G5/00
主分类号
C05G1/00
代理机构
代理人
主权项
1,熔融尿素(尿液)喷浆造粒制取尿基复肥的生产方法,其特征在于将固体尿素配入钾盐、水加热熔融或将工业生产尿液制得的含水熔融尿液直接配入钾盐加热熔融得到低熔点共熔料浆,再通过喷头将其喷洒在其它粉料组分上实施喷浆造粒生产出以尿素为氮源的尿基复肥。
地址
155900黑龙江省集贤县繁荣街
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