公开(公告)号：US20170362493A1

公开(公告)日：2017-12-21

申请号：US15535646

申请日：2015-12-11

Applicant: SHELL OIL COMPANY

Inventor： Jeffrey George SOUTHWICK ,  Richard Charles NELSON ,  Esther VAN DEN POL

IPC: C09K8/584 ,  C11D1/12 ,  C09K8/588 ,  C08L33/26 ,  C01C1/00 ,  C08L33/08 ,  C08L25/06 ,  C08L23/04 ,  E21B43/16 ,  C08L39/06

CPC classification number: C09K8/584 ,  C01C1/00 ,  C08L23/04 ,  C08L25/06 ,  C08L33/08 ,  C08L33/26 ,  C08L39/06 ,  C09K8/52 ,  C09K8/588 ,  C11D1/12 ,  E21B43/16

Abstract: A process and an oil recovery composition for producing oil from a formation utilizing an oil recovery formulation comprising a surfactant, an ammonia liquid, a chelating agent, a polymer, and water are provided.

公开(公告)号：US20150197685A1

公开(公告)日：2015-07-16

申请号：US14596377

申请日：2015-01-14

Applicant: SHELL OIL COMPANY

Inventor： Jeffrey George SOUTHWICK ,  Richard Charles NELSON ,  Esther VAN DEN POL

IPC: C09K8/588

CPC classification number: C09K8/588 ,  C09K8/584

Abstract: A process and composition for producing oil from a formation utilizing an oil recovery formulation comprising a surfactant, an ammonia liquid, an alkali metal bicarbonate, a polymer, and water, the composition having a pH of less than 10, are provided.

Abstract translation: 提供了一种使用包含表面活性剂，氨液体，碱金属碳酸氢盐，聚合物和水的油回收制剂从地层生产油的方法和组合物，该组合物的pH小于10。