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发明名称
METHOD OF TREATING PHOSPHOGYPSUM
摘要
申请公布号
SU829556(A1)
申请公布日期
1981.05.15
申请号
SU19772500951
申请日期
1977.07.07
申请人
VISH KHIM-T I NIS (INOPREDPRIYATIE)
发明人
NIKOLA BORISOV VIDENOV,BG;IVAN NIKOLOV GRANCHAROV,BG;IVAN PANAJOTOV DOMBALOV,BG;JONCHO GEORGIEV PELOVSKI,BG;JOVKA PETKOVA BAKALOVA,BG
分类号
C01B17/50;C01F11/08;(IPC1-7):C01B17/50
主分类号
C01B17/50
代理机构
代理人
主权项
地址
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