| 发明名称 |
METHOD FOR INCREASE OF LENGTH OF PERFORATION CHANNELS OF PRODUCTIVE BED |
| 摘要 |
Method for increase of length of perforation channels of productive bed includes delivery of hydro-insulation composition, buffer liquid and water to perforation zone, treatment of productive bed, layer pressing in. |
| 申请公布号 |
UA31028(U) |
申请公布日期 |
2008.03.25 |
| 申请号 |
UA20070011948U |
申请日期 |
2007.10.29 |
| 申请人 |
PIDHORNYI INSTITUTE OF PROBLEMS OF MACHINE-BUILDING OF THE NATIONAL ACADEMY OF SCIENCES OF UKRAINE |
发明人 |
SCHERBYNA KARYNA HRYHORIVNA;KRAVCHENKO OLEH VIKTOROVYCH;KASIANOV VOLODYMYR VALENTYNOVYCH;LELYK BOHDAN IVANOVYCH;STROHYI YEVHEN MYKOLAIOVYCH |
| 分类号 |
E21B43/16;E21B43/25 |
主分类号 |
E21B43/16 |
| 代理机构 |
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