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发明名称
LIQUID FOR HYDRAULIC FORMING OF CRACKS
摘要
申请公布号
CS237901(B1)
申请公布日期
1985.11.13
申请号
CS19750005551
申请日期
1975.08.12
申请人
PACHOLKE,GEORG,DD;RETTIG,DAGMAR,DD;FOERSTER,MANFRED,DD;STARK,HANS-JUERGEN,DD;THIEDE,REINER,DD
发明人
PACHOLKE,GEORG,DD;RETTIG,DAGMAR,DD;FOERSTER,MANFRED,DD;STARK,HANS-JUERGEN,DD;THIEDE,REINER,DD
分类号
E21B43/26;E21B43/25;E21B43/27;(IPC1-7):E21B43/27
主分类号
E21B43/26
代理机构
代理人
主权项
地址
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