BYPASS DEVICE FOR CONSTRUCTION OF EXISTING PIPING FOR CITY GAS

Title:

BYPASS DEVICE FOR CONSTRUCTION OF EXISTING PIPING FOR CITY GAS

Document Type and Number:

Japanese Patent JPS63297895

Kind Code:

A

Inventors:

ONOUE TERUTAKA
SAKAI TOJI
NAKAI KAZUHIRO
OKUMOTO TAKANORI
NAKAMURA TATSUYA
SHIBABUCHI TOSHIO
OISHI KOICHI
MATSUO MITSUYASU

Application Number:

JP13549787A

Publication Date:

December 05, 1988

Filing Date:

May 29, 1987

Export Citation:

Assignee:

OSAKA GAS CO LTD
SHINWA SANGYO KK
KEIHIN KIKAI KK

International Classes:

F16L55/00; (IPC1-7): F16L55/00

Domestic Patent References:

JPS5824693A	1983-02-14
JP59153791B

Attorney, Agent or Firm:

Yoshihiro Morimoto

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