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发明名称
固-液分离高渗透率过滤管
摘要
本实用新型涉及一种固-液分离过滤管。这种过滤管的球形粉末采用表面光滑,直径为0.1~0.4m/m的球形合金粉末,过滤管的平均孔径为17.9μ~250μ之间,防砂粒度为大于或等于0.07~0.17m/m。具有制造简单,可用于固体-液体分离场合,特别适用于对原油开采的粘度为几千至几万厘泊的井下防砂。
申请公布号
CN2175639Y
申请公布日期
1994.08.31
申请号
CN93229814.1
申请日期
1993.11.30
申请人
李荣久
发明人
李荣久
分类号
B01D39/20;E21B43/08
主分类号
B01D39/20
代理机构
代理人
主权项
1、固-液分离高渗透率过滤管,是由球形粉末及无机结合剂常温固化成型,其特征在于球形粉末1采用表面光滑直径为0.1~0.4m/m的球形合金粉末,过滤管2的平均孔径为17.7μ~250μ之间,防砂粒度为大于或等于0.07~0.17m/m。
地址
110006辽宁省东北大学350信箱
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