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公开(公告)号:CA2913763C
公开(公告)日:2022-12-13
申请号:CA2913763
申请日:2015-12-01
Applicant: CONOCOPHILLIPS COMPANY
IPC: E21B43/24
Abstract: Producing hydrocarbons by steam assisted gravity drainage, more particularly, utilizing conventional horizontal wellpair configuration of SAGD in conjunction of infill production well, to coinject oil-based solvents with steam initially and then switch to NCG-steam coinjection after establishing thermal communication between the thermal chamber and infill well.