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| International Standard Category: Other equipment for petroleum and natural gas industries |
SY/T 5271-2000 Instructions on free point indicating and backing-off with shooting
卡点确定与爆炸松扣作法 ;
| Category No.: | 75.180.99 | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 2000-12-12 | |
| Implemented Date: | 2001-6-1 | Abolished Date: | 2008-12-01 |
| Superseded Standard.: | SY/T 5247-2008 Recommended handling methods of downhole problems in driling |
Superseded Date: | 2008-12-1 |
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