发明名称 Anordning foer foerbindning av tvao ledningar
摘要 <p>The present invention relates to an equipment (1) for the interconnection of two lines (11,12) to allow running of pigs. Particularly, it is applied to subsea pipelines. This device allows the pigging in installations with restricted accessibility. This equipment allows pigs launched from the first site into the first line (11), to return via the second line (12) back to the first site. It is of a modular design, and can be installed at any equipment located at the interconnection point of the two lines, even with existing facilities. <IMAGE></p>
申请公布号 FI933437(A) 申请公布日期 1994.02.04
申请号 FI19930003437 申请日期 1993.08.02
申请人 PETROLEO BRASILEIRO S.A. - PETROBRAS 发明人 MENDONCA DA SILVA, JOSE EDUARDO;FERREIRA MOSQUEIRA GOMEZ, MARCELINO GUEDES;MEDEIROS NAGLE, FERNANDO JOSE
分类号 B08B9/04;E21B23/08;E21B33/076;F16L55/26;F16L55/38;F16L55/46;(IPC1-7):F16L 主分类号 B08B9/04
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