An efficient and cost-effective process of carbon dioxide recycling in enhanced oil recovery wells or in fracturing wells is provided. The process comprises recovering a hydrocarbon enriched stream of condensed carbon dioxide from and enhanced oil recovery (EOR) well or a fracturing well; adding to said stream one or more thickeners; and directing the thickened stream to the EOR well or fracturing well for recycled usage in EOR.
提供了一种在提高石油采收率井或压裂井中回收
二氧化碳的高效、低成本工艺。该工艺包括从强化采油井或压裂井中回收富含碳氢化合物的冷凝
二氧化碳流;向所述
二氧化碳流中添加一种或多种
增稠剂;将增稠后的
二氧化碳流导向强化采油井或压裂井,以便在强化采油中循环使用。