FI-MainGroup/Facet-Choice

  • F25J1/00
  • Processes or apparatus for liquefying or solidifying gases or gaseous mixtures HB CC 4D047
  • F25J3/00
  • Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification HB CC 4D047
  • F25J5/00
  • Arrangements of cold-exchangers or cold-accumulators in separation or liquefaction plants (heat-exchangers F28C, F28D, F28F) HB CC 4D047
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