摘要
The urea converter is an important equipmen in urea production. This paper introducesthe field repair of the seal face of manhole flange in urea convertor.
The urea converter is an important equipmen in urea production. This paper introducesthe field repair of the seal face of manhole flange in urea convertor.
出处
《压力容器》
1998年第5期61-62,14,共3页
Pressure Vessel Technology