Desulfurization of water-containing hot compressed gases
Abstract
Abstract IN THE DESULFURIZATION OF HOT WATER-CONTANING COMPRESSED RAW GAS, SUCH AS IS PRODUCED BY DISTILLATION OF SOLID OR LIQUID FUELS WITH AIR OR STEAM, WHEREIN THE RAW GAS IS WASHED WITH AN ABSORPTION AGENT RO REMOVE THE SULFUR THEREFROM AND LEAVE SUBSTANTIALLY SULFUR-FREE GAS, THE IMPROVEMENT WHICH COMPRISES COOLING THE RAW GAS PRIOR TO DESULFURIZATION BY HEAT EXCHANGE BEING CONTACTED WITH SATE PRODUCED FROM SAID RAW GAS, THE HEATED CONDENSATE RESULTING FROM SAID HEAT EXCHANGE BEING CONTACTED WITH CLEAN GAS LEAVING SAID DESULFURIZATION SO THAT SAID CON-DENSATE IS THEREBY AT LEAST PARTIALLY REVAPORIZED. THE ABSORPTION AGENT MAY COMPRISES AN AQUEOUS ALKALINE SOLUTION SUCH A ALKALI ARSENITE OR AN ALKALI SALT OF AN AMINO ACID, OR AN ALKYL- OR ALKYLOLAMINE. PREFERABLY THE RAW GAS IS INITIALLY COOLED TO A TEMPERATURE BELOW THAT AT WHICH IT IS CONTACTED WITH THE ABSORPTION AGENT.
Inventors
- 👤 P Rudolph
- 👤 W Farana
- 👤 E Kapp
- 👤 G Kempf
Bibliographic Details
Claims Analysis
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