160268 ⎘
Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air; Recovering noble gases from air; Krypton and/or Xenon Producing pure krypton and/or xenon recovered from a crude krypton/xenon mixture
Sub-classes:Adsorptive xenon recovery process from a gas or liquid stream at cryogenic temperature
#2Method for the cryogenic fractionation of air and air fractionation plant
#3Method and apparatus for the low-temperature fractionation of a fluid mixture
#4Method for purifying and separating a krypton-xenon mixture by rectification and a device for carrying out said method
#5Method for separating a krypton-xenon concentrate and a device for carrying out said method