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发明名称
PIG WITH RADIUS SOURCE
摘要
PURPOSE:To provide a method of searching the correct position of pig from outside piping by placing a radius source in a pig which is used for discharging and removing spatter and slug in the piping.
申请公布号
JPS5234558(A)
申请公布日期
1977.03.16
申请号
JP19750110243
申请日期
1975.09.11
申请人
RIYOUKA KOUGIYOU KK
发明人
SHIBUYA MASAO
分类号
G21G4/00;B08B1/00;B08B9/053;G01N23/00
主分类号
G21G4/00
代理机构
代理人
主权项
地址
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