Yanhui Feng

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Patents

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一种干熄炉上的提高焦炭下降均匀的椭圆风帽，实用新型专利， ZL 2004 2 0009116.3

Release time:2022-04-14 Hits:

Service Invention or Not:  no

Pre One:一种干熄炉上利于焦炭粒度分布的料钟 实用新型专利， ZL 2005 2 0023008.6 Next One:一种干熄炉上的利于焦炭下降的低风帽 实用， 新型专利， ZL 2004 2 0009117.8

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