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SOFTENING OF PRODUCED OILFIELD BRINES

发明专利审中
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15权利要求 · 4 独立
§ Ⅰ

卷宗概要

发明人

Salem Alshammari; Hussain Habib Al Saleem; Salah Hamad Al-Saleh; Subhash Ayirala; Ali Yousef

IPC 分类

C9K 8/58C2F 5/6C2F 103/36

CPC 分类

C9K8/58C2F5/6C2F2103/365

Method for softening produced oilfield brine for enhanced oil recovery, the method including dissolving gaseous carbon dioxide and a base in a produced oilfield brine that includes divalent ions to yield solid carbonates, filtering the solid carbonates to yield a softened water, and injecting the softened water into a subterranean formation.

原文(中文)

Method for softening produced oilfield brine for enhanced oil recovery, the method including dissolving gaseous carbon dioxide and a base in a produced oilfield brine that includes divalent ions to yield solid carbonates, filtering the solid carbonates to yield a softened water, and injecting the softened water into a subterranean formation.