The Application Of Oil & Gas Reserves Classified And Estimation Approach Based On SEC Rules In Daqing Oilfield

Since 2000, The three big oil-company, China Petroleum and Nature Gas Company(CNPC),China Petroleum and Chemical Corporation(SINOPEC), China National Offshore Oil Company(CNOOC), Came into the market at the SEC in USA. The oil and gas proved reserves estimation base on the SEC rules has became one of the important reserves managing works. The proved reserves are the core asset of a company which has been into the market. The central works of the proved reserves estimation is be sure the high reliability remains economical reserves and its values; base on the SEC rules follows the continuous principle and some techniques which has reacted on the development.This paper research the reserves classify and estimation rules ,methods and processing through the self-estimation works of Daqing oilfield. Combine the facts of Daqing oilfield, make up a series reserves estimation flow, methods. Includes the proved reserves estimation and its values. polymer flooding reserves estimation methods, economical parameter calculation methods and so on. Not only learned the SEC rules of reserves estimation but also protect the advantage of CNPC.