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发明名称
Mud and chemical mixer
摘要
申请公布号
US2585701(A)
申请公布日期
1952.02.12
申请号
US19480067689
申请日期
1948.12.28
申请人
LAVERE THOMPSON LEE
发明人
THOMPSON LEE LAVERE
分类号
B01F13/10;E21B21/06
主分类号
B01F13/10
代理机构
代理人
主权项
地址
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