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经营范围
发明名称
Perfectionnement aux réacteurs à rétrodiffusion thermique
摘要
申请公布号
FR1297766(A)
申请公布日期
1962.07.06
申请号
FR19610860180
申请日期
1961.04.28
申请人
HOUILLERES DU BASSIN DU NORD ET DU PAS-DE-CALAIS
发明人
DELASSUS MARCEL;MAUX RAYMOND;VASSEUR PIERRE
分类号
B01J8/02;B01J19/00;F22B1/18
主分类号
B01J8/02
代理机构
代理人
主权项
地址
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