Patent ID: 9683701
Date: 2017-06-20
CPC Classifications: F17C

Claim:
1. A device for transporting and/or storing cryogenic gases, the device comprising: a tank including an insulation layer on an inside of the tank, the insulation layer having a leak proof layer made of carbon fiber, fiberglass, plastic or metal leak proof material, the leak proof layer defining an interior space of the tank; a plurality of pressure vessels external to the tank and deployed adjacent to the tank; an inlet and outlet conduit for allowing flow of cryogenic gas to and from the interior space; a collecting pipe separate from the inlet and outlet conduit for collecting boil-off gas of the cryogenic gas from the interior space, the collecting pipe including a first end deployed in the interior space and a second end deployed external to the tank, the collecting pipe in fluid flow communication with the plurality of pressure vessels; and at least one compressor coupled to the second end of the collecting pipe for compressing the boil-off gas received from the collecting pipe, the at least one compressor providing compressed collected boil-off gas to the plurality of pressure vessels for storage in the plurality of pressure vessels.