Improvements stabilize Drizo glycol-enhancement process

An improvement to the Drizo gas-dehydration process has made the process far more stable and reliable than the earlier version. The latest enhancement has demonstrated a consistent low level of water content in the exit gas, with an energy efficiency of Drizo is a glycol-enhancement process that uses a commonly available hydrocarbon solvent in counter current contact with semilean glycol. It generates a very high purity glycol that is sent to the gas-glycol contactor.The improvement, drying the hydrocarbon liquid solvent with a small solid-bed dryer prior to solvent vaporization, permits a measured 99.999 wt % tri-ethylene glycol (TEG) purity.The exit water outlet content is consistently ...

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