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Material for the controlled vaporization of a liquid cryogen

  • US 6,644,040 B1
  • Filed: 07/11/2002
  • Issued: 11/11/2003
  • Est. Priority Date: 06/08/1999
  • Status: Expired due to Term
First Claim
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1. A method of controlling the evaporation of a cryogenic fluid comprising transporting said fluid through a shaped article, said shaped article having a porous structure and a liquid nitrogen leak pressure of greater than or equal to about 0.3 psi.

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