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Storage of liquid hydrogen

  • US 4,386,309 A
  • Filed: 06/08/1981
  • Issued: 05/31/1983
  • Est. Priority Date: 06/19/1980
  • Status: Expired due to Fees
First Claim
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1. A method of increasing the storage time of a liquid hydrogen tank, comprising the steps of feeding hydrogen evaporating in the tank to a hydrogen fuel cell, generating electrical energy by means of the fuel cell, utilizing electrical energy generated by the fuel cell to drive a cooling unit, and cooling the tank by means of the cooling unit.

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