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US3273740A Expired / Lapsed US ⏱️ 0.0 years remaining

Tank for liquefied natural gas and other products stored at low temperatures

Assignee: —
•
Filing: —
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Granted: 1966-09-20
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Expires: 1983-09-20
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Abstract

Abstract 1,038,226. Carrying liquefied gases. ATELIERS ET CHANTIERS DE LA SEINEMARITIME S.A. July 12, 1963 [May 7, 1963], No. 27766/63. Headings B7A and B7S. [Also in Division F4] A tank, Fig. 2 (not shown) for transporting substances at low temperatures comprises an outer jacket 1, e.g. the steel hull of a ship, a layer of solid insulation 2, an intermediate jacket 3, a layer of powdery insulation 5 and an inner metal tank 4, the inner tank being positioned relative to the outer jacket by means of devices 6-10. Each device 6-10 comprises an H-sectioned beam 8 having at each end a bracket 10 by which it is secured by welding to the outer jacket 1 and at the centre a parallelsided pin 9 engaged in slides 6 formed from two plates braced by brackets 7 fixed to the inner tank 4. The intermediate jacket 3 is formed by an assembly of metal plates 11 having peripheral troughs in which lodge an adhesive filler material and the edges of panels, made from two films 3a and 3b of thermosealable compound material comprising a layer of metal, a layer of synthetic plastic and a layer of textile, the films being connected together by bellows 3d, Fig. 5 (not shown), also of compound material. The panels of the intermediate jacket are supported by hooks which engage either loops or a grid secured on the solid insulation 2, Figs. 8 and 9 (not shown).

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 16:05
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/025; B; B63; B63B; B63B25/00; B63B25/02; B63B25/08; B63B25/12; B63B25/16; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/01; F17C2203/014; F17C2203/015; F17C2203/03; F17C2203/0304; F17C2203/0329; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0631; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2209/00; F17C2209/22; F17C2209/228; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105; Y; Y10; Y10S; Y10S220/00; Y10S220/901

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 97 words
A TANK OF TRANSPORTING FLUIDS AT LOW TEMPERATURES COMPRISING AN INNER CASING MADE OF A METAL WHICH IS RESILIENT AT SAID TEMPERATURES, A RELATIVELY RIGID OUTER CASING, AN INTERMEDIATE DEFORMABLE CASING BETWEEN SAID INNER AND OUTER CASING, INTERFITTING RELATIVELY SLIDABLE TONGUE AND GROOVE MEANS EXTENDING THROUGH SAID INTERMEDIATE CASING, SAID TONGUE MEANS BEING ATTACHED TO ONE OF SAID INNER AND OUTER CASINGS AND SAID GROOVE MEANS TO THE OTHER SO AS TO GUIDE SAID INNER CASING AS IT EXPANDS AND CONTRACTS RELATIVE TO THE OUTER CASING, AND SOLID INSULATION BETWEEN SAID INTERMEDIATE CASING AND ONE OF SAID
Claim 2
Dependent Claim 97 words
A TANK OF TRANSPORTING FLUIDS AT LOW TEMPERATURES COMPRISING AN INNER CASING MADE OF A METAL WHICH IS RESILIENT AT SAID TEMPERATURES, A RELATIVELY RIGID OUTER CASING, AN INTERMEDIATE DEFORMABLE CASING BETWEEN SAID INNER AND OUTER CASING, INTERFITTING RELATIVELY SLIDABLE TONGUE AND GROOVE MEANS EXTENDING THROUGH SAID INTERMEDIATE CASING, SAID TONGUE MEANS BEING ATTACHED TO ONE OF SAID INNER AND OUTER CASINGS AND SAID GROOVE MEANS TO THE OTHER SO AS TO GUIDE SAID INNER CASING AS IT EXPANDS AND CONTRACTS RELATIVE TO THE OUTER CASING, AND SOLID INSULATION BETWEEN SAID INTERMEDIATE CASING AND ONE OF SAID

References Cited (Backward Citations)

US1249785A Cited
US1918335A Cited
US3007596A Cited
US2916179A Cited
US3147878A Cited
US3090517A Cited
US3150797A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-09-19 1970-03-21 1970-09-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-09-19 1974-03-21 1974-09-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-09-19 1978-03-21 1978-09-20 $7700.00 Window Closed / Lapsed

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