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经营范围
发明名称
PRODUCTION OF SODIUM HYDROSULFIDE
摘要
申请公布号
JPH0656408(A)
申请公布日期
1994.03.01
申请号
JP19920211446
申请日期
1992.08.07
申请人
IDEMITSU ENG CO LTD;SANKYO KASEI KK;IDEMITSU KOSAN CO LTD
发明人
KITAMURA SHIGEJI;ETO YUICHI
分类号
C01B17/32;(IPC1-7):C01B17/32
主分类号
C01B17/32
代理机构
代理人
主权项
地址
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