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Patent Searching and Data


Title:
DOUBLE-SHELL TANK AND LIQUEFIED GAS CARRIER
Document Type and Number:
WIPO Patent Application WO/2019/168196
Kind Code:
A1
Abstract:
A double-shell tank comprising: an inner tank having an inner tank main body and an inner tank dome; an inner tank manhole; an outer tank having an outer tank main body and an outer tank dome, said outer tank main body surrounding the inner tank main body across a first vacuum space and said outer tank dome surrounding the inner tank dome across a second vacuum space; an outer tank manhole; bellows incorporated in the outer tank dome so as to divide the outer tank dome into a lower fixed section and an upper movable section; an inner ring fixed to the inner tank dome inside the second vacuum space; an outer ring fixed to the movable section of the outer tank dome inside the second vacuum space and being positioned lower than the inner ring; and a cylindrical partitioning wall that links the inner ring and the outer ring and partitions the second vacuum space into an upper vacuum space and a lower vacuum space. The thickness of a center section of the partitioning wall is less than the thickness of both end sections of the partitioning wall.

Inventors:
UEDA, Yuichiro
YOSHIDA, Takumi
EGUCHI, Yuzo
IZUMI, Naruyoshi
SANO, Atsushi
IMAI, Tatsuya
Application Number:
JP2019/008288
Publication Date:
September 06, 2019
Filing Date:
March 04, 2019
Export Citation:
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Assignee:
KAWASAKI JUKOGYO KABUSHIKI KAISHA (1-1 Higashikawasaki-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 70, 〒6508670, JP)
International Classes:
F17C3/08; B63B25/16; B65D90/02
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (3rd Fl, Bo-eki Bldg. 123-1, Higashimachi, Chuo-ku, Kobe-sh, Hyogo 31, 〒6500031, JP)
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