发明授权
- 专利标题： Proppant comprising swellable coating thereon for treatment of subterranean formations
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申请号： US15744000申请日： 2015-09-14
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公开(公告)号： US10703965B2公开(公告)日： 2020-07-07
- 发明人: Jag Pravesh , Rajender Salla , Philip Nguyen , Vaishali Mishra , Sunita Kadam , Rahul Patil
- 申请人： Halliburton Energy Services, Inc.
- 申请人地址： US TX Houston
- 专利权人： Halliburton Energy Services, Inc.
- 当前专利权人： Halliburton Energy Services, Inc.
- 当前专利权人地址： US TX Houston
- 代理机构： Chamberlain Hrdlicka
- 国际申请： PCT/US2015/049947 WO 20150914
- 国际公布： WO2017/048222 WO 20170323
- 主分类号： C09K8/80
- IPC分类号： C09K8/80 ; C09K8/64 ; C09K8/66 ; C09K8/84 ; C09K8/82 ; E21B43/267
摘要：
Various embodiments disclosed relate to proppant including a swellable coating thereon for treatment of subterranean formations. In various embodiments, the present invention provides a method of treating a subterranean formation. The method includes placing in the subterranean formation a proppant including a coating thereon. The coating is swellable with aqueous medium in response to a trigger including acidic pH, CO2, H2S, or a combination thereof.
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