Method for dehydrating hydrofluorocarbon or hydrochlorofluorocarbon, and method for producing 1,3,3,3-tetrafluoropropane using said dehydrating method

Method for dehydrating hydrofluorocarbon or hydrochlorofluorocarbon, and method for producing 1,3,3,3-tetrafluoropropane using said dehydrating method

  • CN 103,097,325 A
  • Filed: 07/05/2011
  • Published: 05/08/2013
  • Est. Priority Date: 09/14/2010
  • Status: Active Application
First Claim
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1. the dewatering of a fluorocarbon or HCFC, it comprises:

  • fluorocarbon or the HCFC that will contain at least the gaseous phase of water use interchanger cooling, make fluorocarbon or HCFC condensation and liquefy, and described water freezing is solidified.

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