| 摘要 |
<p>A method for gasifying coal under pressure for the purpose of cleaning the crude gas emerging from a reactor, whereby a mixture of dust particles and tar is recovered, from the hot crude gas, in a gas-cleaning unit following the reactor, the said mixture being removed and processed or returned, at least in part, to the reactor, characterized in that liquid tar is distributed to, and vapourized in, the hot crude gas, and in that the temperature of the crude gas is lowered and the tar is condensed, the particles of dust being combined therewith.</p> |
