发明授权
US09506669B2 Solid fuel boiler 有权
固体燃料锅炉

Solid fuel boiler
摘要:
The present invention relates to a solid fuel and, more particularly, to a solid fuel boiler which uses, as a heat source, solid fuel including rice straws, fallen leaves, trees, etc. and can receive oil fuel and gas fuel so as to keep a fire alive.
公开/授权文献
信息查询
0/0