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发明名称
METHOD OF SEALING CASINGS IN A BOREHOLE
摘要
申请公布号
PL243549(A2)
申请公布日期
1984.06.18
申请号
PL19830243549
申请日期
1983.08.26
申请人
OS BAD ROZWOJOWY PRZEM SIARKO
发明人
FLISIAK JERZY;TAJDUS ANTONI;MAZUREK JAKUB;KIREJCZYK JOZEF;ZORYCHTA ANDRZEJ;BRUDZ ANTONI;KUCWAJ ZYGMUNT;RACHWAL STANISLAW;STEFANKIEWICZ TOMASZ;KARBARZ BRONISLAW
分类号
E21B;(IPC1-7):E21B/
主分类号
E21B
代理机构
代理人
主权项
地址
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