Burnt olein system dephenolization oil deep -processing economizer

The utility model relates to a burnt olein system dephenolization oil device especially relates to a burnt olein system dephenolization oil deep -processing economizer, including dephenolization oil cooler, dephenolization oil counter -flow vat, a last gas feed, first gas outlet, the first liquid outlet of being provided with of dephenolization oil cooler is provided with the liquid import on the oily counter -flow vat of dephenolization, and first liquid outlet feeds through through return line with the liquid import, wherein: still including spray thrower and buffering pipeline, being provided with the 2nd gas feed and mixed export on the spray thrower, first gas outlet and the 2nd gas feed pass through the pipeline intercommunication, and mixed export connects buffering pipeline, buffering pipeline and return line intercommunication. The utility model discloses a burnt olein system dephenolization oil deep -processing economizer simple structure, the equipment investment is few, and equipment running cost