| 发明名称 |
In-situ landfill gas well perforation method and apparatus |
| 摘要 |
The present invention relates to a method and apparatus for perforating a landfill gas well in situ. The invention allows for improved recovery of gas from a gas well without the danger of explosion.
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| 申请公布号 |
US7387163(B2) |
申请公布日期 |
2008.06.17 |
| 申请号 |
US20040973125 |
申请日期 |
2004.10.26 |
| 申请人 |
WASTE MANAGEMENT INC. |
发明人 |
SEEGERS RAYMOND;MEYER STEVE |
| 分类号 |
E21B43/11 |
主分类号 |
E21B43/11 |
| 代理机构 |
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代理人 |
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