| abstract |
Apparatus for pyrolysis of hydrocarbons at temperaturen800 ° C, 0.3 MP-a pressure in the presence of diluentnsteam with air preheating for combustionnfuel to the furnace heating, of which at least onenthe pyrolysis furnace is before entering the burnernequipped with a tubular preheaternthe air whose interstitial space is adjustednfor air passage and interior spacenit is adapted for the passage of water by temperaturen75 to 90 ° C, branched from the wash water streamnbehind the pyrolysis gas washer and enteringnback to the wash water circuit before the coolerncircular wash water. |