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发明名称
UTILISATION DE LA VERMICULITE COMME MODIFICATEUR DES DEPOTS DANS LES CHAUDIERES CHAUFFEES AU CHARBON
摘要
申请公布号
BE891119(A1)
申请公布日期
1982.05.13
申请号
BE19810206545
申请日期
1981.11.13
申请人
CHEMED CORP.
发明人
ENGSTROM G;BAIN D
分类号
F23B90/00;F23B99/00;F23J3/00;F23J7/00;(IPC1-7):F23J/
主分类号
F23B90/00
代理机构
代理人
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地址
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