<h2 class="newsinfo_title">拥有自主知识产权的气密封扣套管在陕北正式投产</h2>
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		  <li>2011-5-30 8:48:39</li>    
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					  <td width="60"><b>导读：</b></td>
					  <td>近日，由陕西省延安嘉盛石油机械有限责任公司参与研发、适合陕北地质条件和工况需求并拥有独立知识产权的气密封扣套管正式投产。</td>
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					  <td width="60"><b>关键字：</b></td>
					  <td>气密封扣套管 陕北</td>
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<div class="over_x"><P>近日，由陕西省延安嘉盛石油机械有限责任公司参与研发、适合陕北地质条件和工况需求并拥有独立知识产权的气密封扣套管正式投产。</P>
<P>气密封扣套管是石油天然气开采工作中重要的材料，以往主要依赖进口。2010年，中国石油集团石油管工程技术研究院与延安嘉盛石油机械有限责任公司共同研发的气密封扣套管，打破了国外产品的垄断地位，并顺利通过了国家石油管材质量监督检验中心的实物评价试验，具有良好的抗拉伸、抗扭曲能力和优良的气密封性能，可满足深井、高深井、高偏斜井对产品的高强度要求，大大降低了油气生产企业的生产成本。</P></div>
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	<div class="pT25 t-r f14 cGray01">（责任编辑：00901）</div>
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