| 发明名称 |
PIPELINE WITH ROUND CROSS-SECTION |
| 摘要 |
Pipeline with round cross-section, with enamel layer inside. Enamel layer 0.5 mm in thickness excludes oxygen diffusion and decreases hydraulic resistance.
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| 申请公布号 |
UA21198(U) |
申请公布日期 |
2007.03.15 |
| 申请号 |
UA20060004339 |
申请日期 |
2006.04.18 |
| 申请人 |
AFTANIUK VALERII VALENTYNOVYCH;BANDURKIN SERHII KAPITONOVYCH;VALANTSEVYCH OLEKSANDR MYKHAILOVYCH |
发明人 |
AFTANIUK VALERII VALENTYNOVYCH;BANDURKIN SERHII KAPITONOVYCH;VALANTSEVYCH OLEKSANDR MYKHAILOVYCH |
| 分类号 |
E03B7/00 |
主分类号 |
E03B7/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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