The field tests on in situ CATC of reservoir heavy oil are successful: after injecting a proper catalyst into 3 steam huff puff wells the viscosities of produced heavy crudes are notably decreased.

• 在辽河油田曙光采油厂 3口蒸汽吞吐井进行的地下稠油催化水热裂解降粘开采现场试验获得成功 ,采出的稠油粘度大幅度降低。