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发明名称
摘要
申请公布号
FR2152802(A1)
申请公布日期
1973.04.27
申请号
FR19720031972
申请日期
1972.09.08
申请人
KOMBINAT LUFT KALTETECHN
发明人
分类号
C23C22/66;F28D17/00;F28F13/18;F28F21/08;(IPC1-7):C23G1/00;F28F13/00
主分类号
C23C22/66
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代理人
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