External protection system for a liquefied gas storage tank, a liquefied gas storage tank including the same, and a method for forming the external protection system.

A multi-layered exterior protection system with urea coating layers and reinforcing materials stabilizes liquefied gas storage tanks against temperature changes and external factors, preventing damage and maintaining insulation effectiveness.

JP2026093372APending Publication Date: 2026-06-08DONGSUNG FINETEC CO LTD

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
DONGSUNG FINETEC CO LTD
Filing Date
2025-11-26
Publication Date
2026-06-08

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Abstract

This invention provides an external protection system for liquefied gas storage tanks and a method for forming the same, which can stably protect the liquefied gas storage tanks from physical, chemical, and environmental perspectives. [Solution] The storage tank body containing liquefied gas includes an insulating section disposed on the outer surface of the storage tank body and a protective section 120 disposed on the outer surface of the insulating section, wherein the protective section includes a first urea coating layer 121 disposed on the insulating section, a second urea coating layer 123 disposed on the first urea coating layer, and a reinforcing layer 122 which includes a plurality of reinforcing materials disposed in a part of the region between the first urea coating layer and the second urea coating layer and disposed at a distance from each other.
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