Title:
DEVICE AND METHOD FOR PRESSURE CONTROL OF CARGO TANK OF LIQUEFIED NATURAL GAS CARRIER
Document Type and Number:
WIPO Patent Application WO/2002/095285
Kind Code:
A1
Abstract:
A pressure control device of a cargo tank (1) for supplying the BOG of the stored liquefied natural gas producing inside the cargo tank to a incineration treating system (6) through compressors so as to control a pressure in the cargo tank (1), wherein a re−liquefying device (5) is disposed on the downstream side of the first and second compressors (3, 4), i.e., on the upstream side of the cargo tank (1), and the BOG exhausted from the second compressor (4) is liquefied by the re−liquefying device (5) and returned again to the cargo tank (1).
Inventors:
IRIE TOSHIKAZU (JP)
HATANAKA NORIO (JP)
MIHASHI TAKASHI (JP)
TOMINAGA EIJI (JP)
OHTAKE KAZUHIKO (JP)
OKA MASARU (JP)
NAKAMURA MORITAKA (JP)
OMORI MOTOHIRO (JP)
HATANAKA NORIO (JP)
MIHASHI TAKASHI (JP)
TOMINAGA EIJI (JP)
OHTAKE KAZUHIKO (JP)
OKA MASARU (JP)
NAKAMURA MORITAKA (JP)
OMORI MOTOHIRO (JP)
Application Number:
PCT/JP2001/004106
Publication Date:
November 28, 2002
Filing Date:
May 17, 2001
Export Citation:
Assignee:
OSAKA GAS CO LTD (JP)
NIPPON YUSEN KK (JP)
MITSUBISHI HEAVY IND LTD (JP)
CHIYODA CHEM ENG CONSTRUCT CO (JP)
IRIE TOSHIKAZU (JP)
HATANAKA NORIO (JP)
MIHASHI TAKASHI (JP)
TOMINAGA EIJI (JP)
OHTAKE KAZUHIKO (JP)
OKA MASARU (JP)
NAKAMURA MORITAKA (JP)
OMORI MOTOHIRO (JP)
NIPPON YUSEN KK (JP)
MITSUBISHI HEAVY IND LTD (JP)
CHIYODA CHEM ENG CONSTRUCT CO (JP)
IRIE TOSHIKAZU (JP)
HATANAKA NORIO (JP)
MIHASHI TAKASHI (JP)
TOMINAGA EIJI (JP)
OHTAKE KAZUHIKO (JP)
OKA MASARU (JP)
NAKAMURA MORITAKA (JP)
OMORI MOTOHIRO (JP)
International Classes:
F17C1/00; F17C5/04; B63B25/16; F17C6/00; F17C7/00; F17C7/02; F17C13/00; F25J1/02; (IPC1-7): F17C13/00; F17C7/02
Foreign References:
| US3919852A | 1975-11-18 | |||
| JPH01320400A | 1989-12-26 | |||
| JPS59216785A | 1984-12-06 | |||
| JPS54169143U | 1979-11-29 | |||
| US4017283A | 1977-04-12 | |||
| US3885394A | 1975-05-27 | |||
| JPH11210993A | 1999-08-06 | |||
| JPH1182895A | 1999-03-26 | |||
| JPH0292199U | 1990-07-23 | |||
| JPH11190498A | 1999-07-13 | |||
| JP2001132896A | 2001-05-18 |
Attorney, Agent or Firm:
Okuyama, Shoichi (Akasaka NOA Bldg. 2-12 Akasaka 3-chome Minato-ku, Tokyo, JP)
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