| 摘要 |
Between the tank 1 of liquefied ammonia and the oven are a flow limiter 50 having a 0.5 mm-bore orifice, a link tube 55 with a length of more than 4 metres, a heater 56 containing a heating resistor 62 whose temperature is stabilised at approximately 35 DEG C so that the liquid ammonia emerging at -25 DEG C is turned into gas at +35 DEG C before passing into the oven, using extremely economical means. <IMAGE> |
