Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201610037600.4Aexternal-prioritypatent/CN105672959B/en
Priority claimed from CN201610037080.7Aexternal-prioritypatent/CN105672957B/en
Priority claimed from PCT/CN2017/071169external-prioritypatent/WO2017124980A1/en
Application filed by China Petroleum & Chem Corp, SINOPEC Southwest Oil AND Gas CompanyfiledCriticalChina Petroleum & Chem Corp
Publication of ZA201805527BpublicationCriticalpatent/ZA201805527B/en