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发明名称
METHOD OF OBTAINING FILTRATION EARTHS SEMI-PRODUCT FROM DIATOMITE ROCK
摘要
申请公布号
PL235804(A1)
申请公布日期
1983.10.10
申请号
PL19820235804
申请日期
1982.04.01
申请人
OS BAD ROZWOJOWY GORNICTWA
发明人
GRABOWSKI LESZEK;JODKO CZESLAW;JODKO MAREK;MICHALSKI MACIEJ
分类号
B01D;(IPC1-7):B01D/
主分类号
B01D
代理机构
代理人
主权项
地址
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