发明名称 |
PURGING AND DEBRIS REMOVAL FROM HOLES |
摘要 |
<p>A method for purging of, and debris removal from, a hole created with laser energy in which a swirling purge gas stream is provided in a hole containing debris to be removed, imparting a swirl to the debris and lifting the debris from a bottom of the hole. In accordance with one embodiment, the purge gas is swirled in a purge gas nozzle providing purge gas into the hole. In accordance with another embodiment of this invention, the purge gas is swirled directly in the hole.</p> |
申请公布号 |
CA2822292(A1) |
申请公布日期 |
2012.07.19 |
申请号 |
CA20112822292 |
申请日期 |
2011.12.28 |
申请人 |
GAS TECHNOLOGY INSTITUTE;HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
ABBASI, HAMID ALI;SCHULTZ, ROGER |
分类号 |
B08B7/00 |
主分类号 |
B08B7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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