提高采收率的新方法目前，稠油开采的主要方法有热力开采和非热力开采。非热力开采即冷采。广义上讲稠油冷采是指用常规抽油泵及用最近开发出来的各种方法开采。狭义上讲，冷采是指开采非胶结稠油油藏的一种新方法，即利用螺杆泵从垂直井中将油和砂同时采出。据专家介绍，... New ways to improve oil recovery At present, the main methods of heavy oil recovery are thermal and non-thermal mining. Non-thermal mining is cold mining. In a broad sense, heavy oil cold extraction refers to the use of conventional pumping pumps and with the recent development of various methods of mining. In a narrow sense, cold mining refers to a new method of mining unconsolidated heavy oil reservoirs, ie the simultaneous extraction of oil and sand from a vertical well using a screw pump. According to experts, ...