Steam soaking features of super heavyoil in Du 84 block.;

Analysis of influence factors of super heavy oil production decline in block Du84;

Analysis of steam channeling mechanism in cyclic steam stimulation of super heavy oil in block Du84 and research of anti-channeling measures;

Study on the advantages of horizontal well in super heavy oil development of block Du84;

Block Du84 of Liaohe oil field is a heavy oil block with top-water and edge-water,no bottom-water.

Application of horizontal well technology to tap the potential of super heavy oil reservoir is studied for Xinglongtai reservoir in block Du84 of Shu1 area.

Block Du 84 of Shu 1 district,Liaohe Oilfield,is a representational block,which has the hard-producing extra-heavy oil reserves with a larger size in Liaohe Oilfield.

In Block Du 84, the main hyper-heavy oil block in Area Shu 1, vertically develop Neogene Guantao oil layer and Palaeogene Xinglongtai oil layer, constituting the main hyper-heavy oil layers.

Conglomerate identification and distribution in Guantao reservoir of Du84 block;

Horizontal well steam huff and puff experiment on super heavy oil block reservoir, Xing VI formation, Du 84 block, Shu 1 area.;

Application of Continuous Controlling Drilling Techniques in Du 84 Block;