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公开(公告)号：US20160032168A1
公开(公告)日：2016-02-04
申请号：US14774415
申请日：2014-03-18
Applicant: ELKEM AS
Inventor： Mohamed AL-BAGOURY , Arianeh AAMODT
CPC classification number: C09K8/32 , C04B28/02 , C04B2103/0062 , C08B15/02 , C08L1/04 , C09K8/035 , C09K8/40 , C09K8/44 , C09K8/487 , C09K8/502 , C09K8/512 , C09K8/588 , C09K8/64 , C09K8/685 , C09K8/82 , C09K8/887 , C09K8/90 , C09K2208/08 , C09K2208/10 , D21H11/18 , C04B20/008 , C04B24/383
Abstract: The present invention comprises a viscosifier for oil well fluids, said viscosifier comprising a cross-linked micro- or nano-fibrillated cellulose (MFC).
Abstract translation: 本发明包括用于油井液的增粘剂，所述增粘剂包含交联的微 - 或纳米纤维化纤维素（MFC）。
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公开(公告)号：US20180179435A1
公开(公告)日：2018-06-28
申请号：US15577090
申请日：2016-05-27
Applicant: ELKEM AS
Inventor： Mohamed AL-BAGOURY
IPC: C09K8/58
CPC classification number: C09K8/58 , C08B15/08 , C08L1/02 , C09K8/10 , C09K8/20 , C09K8/514 , C09K8/588 , C09K8/80 , C09K8/90 , C09K2208/08 , C09K2208/10 , D21H11/18
Abstract: The present invention relates to nanofibrillated cellulose (NFC) for use as viscosity modifier in fluids for enhanced oil recovery. The fluids contain NFC with an aspect ratio of less than 1000 where the nanofibrils have a diameter between 5 and 50 nanometer and a length of less than 10 μm.
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公开(公告)号：US20180171199A1
公开(公告)日：2018-06-21
申请号：US15577109
申请日：2016-05-27
Applicant: ELKEM AS
Inventor： Mohamed AL-BAGOURY
CPC classification number: C09K8/035 , C08B15/08 , C08L1/02 , C08L1/286 , C08L97/02 , C08L2205/16 , C09K8/206 , C09K8/40 , C09K8/514 , C09K8/62 , C09K8/90 , C09K2208/08 , D21H11/18
Abstract: The present invention relates to nanofibrillated cellulose (NFC) for use in drilling fluids, fracturing fluids, spacer fluids etc. The fluids contain NFC as a viscosifier with an aspect ratio of more than 100 and where the nanofibrils have a diameter between 5 and 100 nanometer and a length of more than 1 μm.
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