| 摘要 |
<p>PURPOSE:To cool the nitrogen gas and to remove the solvent gas contained in re-utilizing the nitrogen gas discharged from the heating room. CONSTITUTION:In the re-flow device providing the liquid nitrogen bomb to supply the nitrogen gas to the heating room 1, the condenser 12 to cool and remove the solvent gas which is contained in the nitrogen gas is set, the nitrogen gas of high temperature discharged from the heating room is cooled with the nitrogen gas of the low temperature fed from the liquid nitrogen bomb 10.</p> |
