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发明名称
BURSTING CHARGE PARTICULARLY FOR BURSTING PERFORMED IN HOLE
摘要
申请公布号
HU172329(B)
申请公布日期
1978.08.28
申请号
HU1976BA03416
申请日期
1976.06.17
申请人
BANYASZATI KUTATO INTEZET,HU
发明人
FOJT,LAJOS,HU;KIRSCHNER,JOZSEF,HU;NEMETH,LASZLO,HU
分类号
E21B23/04;F42B21/00;F42D1/02
主分类号
E21B23/04
代理机构
代理人
主权项
地址
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