发明名称 PROCEDE POUR ALLEGER DES STRUCTURES PRESENTANT DES VOLUMES INTERNES VIDES ET STRUCTURES OBTENUES PAR CE PROCEDE
摘要 <p>A procedure for reducing the weight of structures with inner cavities consists of filling the cavities at least partially with a gas that is lighter than air. An independent claim is also included for a structure made lighter by the weight-reduction procedure.</p>
申请公布号 FR2820107(A1) 申请公布日期 2002.08.02
申请号 FR20010001293 申请日期 2001.01.31
申请人 RENAUT YVES 发明人 RENAUT YVES
分类号 B63C7/12;B64B1/58;B64C1/00;B64D37/06;(IPC1-7):B63B3/00;C08J9/20 主分类号 B63C7/12
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