公开(公告)号：US20180171212A1

公开(公告)日：2018-06-21

申请号：US15737554

申请日：2016-06-17

申请人： RHODIA OPERATIONS ,  IFP ENERGIES NOUVELLES

发明人： Mikel MORVAN ,  Patrick MOREAU ,  Rene TABARY ,  Brigitte BAZIN

IPC分类号： C09K8/584

CPC分类号： C09K8/584 ,  C09K8/524 ,  E21B43/16

摘要： The invention relates to the use of at least one compound corresponding to the formula below: R—O—(—CH2—CH(—CH3)—O—)m—(—CH2—CH2—O—)n—H in which: R is a hydrocarbon-based group comprising from 6 to 40 carbon atoms; m is a number ranging from 0 to 20; n is a number greater than 20; for inhibiting the anionic-surfactant retention phenomena in an oil reservoir, especially in a carbonate-based or argillaceous reservoir.

公开(公告)号：US20160369159A1

公开(公告)日：2016-12-22

申请号：US15185224

申请日：2016-06-17

申请人： RHODIA OPERATIONS ,  IFP Energies Nouvelles

发明人： Mikel MORVAN ,  Patrick MOREAU ,  René TABARY ,  Brigitte BAZIN

IPC分类号： C09K8/584 ,  E21B43/20 ,  C09K8/588

CPC分类号： E21B43/20 ,  C09K8/584 ,  C09K8/588

摘要： The present disclosure relates to the use of at least one compound corresponding to the formula below: R—O-(A)m-H in which: R is a hydrocarbon-based group comprising from 6 to 40 carbon atoms, A is a hexose or pentose unit, m is a non-zero number ranging from 1 to 10, for inhibiting the anionic-surfactant retention phenomena in an oil reservoir, especially in a carbonate-based or argillaceous reservoir.

公开(公告)号：US20180119002A1

公开(公告)日：2018-05-03

申请号：US15572401

申请日：2016-05-04

申请人： RHODIA OPERATIONS

发明人： Oliver BACK ,  Remy LEROY ,  Mikel MORVAN ,  Patrick MOREAU ,  Philippe MARION

IPC分类号： C09K8/584 ,  C07C309/07 ,  E21B43/16

CPC分类号： C09K8/584 ,  C07C309/07 ,  E21B43/16

摘要： Compositions suitable for enhanced oil recovery comprising a) a mixture of a-sulfocarbonyl compounds of from 1:99 to 99:1 wherein R1, R3 and R5, which may be the same or different at each occurrence, are hydrogen or a linear or branched alkyl chain having 1 to 20 carbon atoms, R2 and R4, which may be the same or different at each occurrence, may be a linear or branched alkyl group having 4 to 24 carbon atoms and in which the alkyl chain may comprise one or more cycloaliphatic groups, and X is H or a metal forming a salt with the sulfonate group, and b) a salt containing aqueous solution.

公开(公告)号：US20220177774A1

公开(公告)日：2022-06-09

申请号：US17436848

申请日：2020-03-11

申请人： RHODIA OPERATIONS

发明人： Helène MARTIN ,  Patrick MOREAU ,  Arnaud CADIX

IPC分类号： C09K8/68 ,  C09K8/60

摘要： The instant invention friction reducer formulation comprising friction reducer polymers such as PAM within the dispersed phase of an inverse emulsion containing a composition C which comprises a mixture of: —at least an alkanolamide emulsifier; and —a block copolymer comprising: —a hydrophilic block A comprising units deriving from a mono-alpha-ethylenically-unsaturated monomers; and —a hydrophobic block B.

公开(公告)号：US20220162350A1

公开(公告)日：2022-05-26

申请号：US17433030

申请日：2020-02-14

申请人： RHODIA OPERATIONS

发明人： Helène MARTIN ,  Patrick MOREAU

IPC分类号： C08F2/24 ,  C08F293/00

摘要： The instant invention concerns compositions suitable for stabilizing emulsions, which comprise a mixture of:—at least an alkanolamide emulsifier; and—a block copolymer comprising:—a hydrophilic block comprising units deriving from a mono-alpha-ethylenically-unsaturated monomers; and—a block B preferably deriving from a mono-alpha-ethylenically-unsaturated monomers