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发明名称
油井用磁性滤砂装置
摘要
一种油井用磁性滤砂装置,其特点是在外壳内通过上、下支架固定一个由无磁不锈钢筒构成的滤砂筒,滤砂筒外表面焊有导磁钢毛,滤砂筒内部具有由永磁体和导磁体构成的磁芯体,依靠磁性达到油砂分离的目的。该滤砂装置具有较好的滤砂效果,使用方便,特别适用于后期开采的油井,可减轻抽油泵的磨损,减少卡泵事故。
申请公布号
CN2379602Y
申请公布日期
2000.05.24
申请号
CN99208178.5
申请日期
1999.04.06
申请人
华北石油技工学校新技术开发研究所
发明人
黄绍业;魏彦华;赵童君;杜立贞
分类号
E21B43/02
主分类号
E21B43/02
代理机构
代理人
主权项
1.一种油井用磁性滤砂装置,由滤砂筒(3)及上接头(1)、下接头(10)构成,其特征是:①通过上支架(2)、下支架(9)将滤砂筒(3)固定在外壳的筒体(8)内,滤砂筒(3)由无磁不锈钢筒构成,其外表面上焊有导磁钢毛(4);②在滤砂筒(3)内装有磁芯体,磁芯体是由永磁体(5)和导磁体(6)用胶粘剂封固在无磁不锈钢管(7)内构成。
地址
062552河北省任丘市华北石油技工学校
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