发明授权
- 专利标题： Methods and materials for wellbore fluid diversion using visco-elastic surfactants
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申请号： US17938798申请日： 2022-10-07
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公开(公告)号： US11959017B1公开(公告)日： 2024-04-16
- 发明人: Rajendra Arunkumar Kalgaonkar , Mohammed Abudullah Bataweel , Nour Othman Baqader , Nisar Ullah , Muhammad Mansha
- 申请人： SAUDI ARABIAN OIL COMPANY , KING FAHD UNIVERSITY OF PETROLEUM & MINERALS
- 申请人地址： SA Dhahran
- 专利权人： SAUDI ARABIAN OIL COMPANY,KING FAHD UNIVERSITY OF PETROLEUM & MINERALS
- 当前专利权人： SAUDI ARABIAN OIL COMPANY,KING FAHD UNIVERSITY OF PETROLEUM & MINERALS
- 当前专利权人地址： SA Dhahran; SA Dhahran
- 代理机构： Osha Bergman Watanabe & Burton LLP
- 主分类号： E21B43/14
- IPC分类号： E21B43/14 ; C09K8/584
摘要：
A diverter agent includes a morpholinium based zwitterionic surfactant having a sulfonate terminal moiety; and an ammonium based zwitterionic surfactant.
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