Title:
MANHOLE STRUCTURE, MULTIPLE-WALL TANK, AND MARINE VESSEL
Document Type and Number:
WIPO Patent Application WO/2023/229008
Kind Code:
A1
Abstract:
A manhole structure disposed on a wall of a tank that contains a liquefied gas, the manhole structure comprising: a tubular manhole body which is bonded to the wall on which the manhole structure is disposed, and protrudes inward or outward from the wall; a manhole lid that closes a manhole formed by the manhole body; and a melt-bonding portion bonding the manhole body and the manhole lid.
Inventors:
SHIMODA TAICHIRO
SHIMIZU YUSUKE
GOKAN KAZUTO
MATSUO MASARU
KURODA KAZUHIRO
MOCHIDA KUNIHIKO
KIMURA YUSUKE
KOYAMA NAOHIRO
YAMATO NAOKI
SHIMIZU YUSUKE
GOKAN KAZUTO
MATSUO MASARU
KURODA KAZUHIRO
MOCHIDA KUNIHIKO
KIMURA YUSUKE
KOYAMA NAOHIRO
YAMATO NAOKI
Application Number:
PCT/JP2023/019505
Publication Date:
November 30, 2023
Filing Date:
May 25, 2023
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B63B25/16; B65D90/10; F17C13/00
Domestic Patent References:
| WO2014097974A1 | 2014-06-26 |
Foreign References:
| JP2020015535A | 2020-01-30 | |||
| JP2005537995A | 2005-12-15 | |||
| JPS51128653A | 1976-11-09 | |||
| JP2011084316A | 2011-04-28 | |||
| JP2011000901A | 2011-01-06 | |||
| JPS57142888A | 1982-09-03 | |||
| JP2003095382A | 2003-04-03 |
Attorney, Agent or Firm:
ARCO PATENT & TRADEMARK ATTORNEYS (JP)
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