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发明名称
摘要
申请公布号
DE3222865(C2)
申请公布日期
1992.10.22
申请号
DE19823222865
申请日期
1982.06.18
申请人
STEAG AG, 4300 ESSEN, DE
发明人
HEYN, KLAUS, DIPL.-PHYS. DR., 4300 ESSEN, DE;WEILER, HELMUT, ING.(GRAD.), 5620 VELBERT, DE
分类号
C01F11/46;C04B11/26
主分类号
C01F11/46
代理机构
代理人
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地址
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