✦ LIBER ✦
Device at the casing bottom to prevent impact collision of cementing plug with stopping device
✍ Scribed by A. P. Zakharov
- Book ID
- 105087218
- Publisher
- Springer
- Year
- 1968
- Tongue
- English
- Weight
- 183 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0009-2355
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