PETROLEUM EXPIORATION

• Upgrading of deep coalbed methane industry and establishment of the "Eight-in-One" system
• Xu Fengyin, Xiong Xianyue, Hou Wei, Wang Feng, Ma Pengfei, Zhang Lei, Yun Jian, Yu Yueyu, Yan Xia, Xu Borui, Li Jianwei, Dai Youjin, Zeng Wenting, Wang Bo, Zhen Huaibin, Wang Yuan, Li Zhongbai, Deng Junyao
• 2025, 46 (2): 289-305. DOI: 10.7623/syxb202502001
• Abstract ( ) PDF (7513KB) ( )

• Geochemical characteristics and exploration significance of the Upper Carboniferous source rocks in Shiqiantan sag of the eastern Junggar Basin
• Li Jianzhong, Yang Runze, Yang Bin, Kang Jilun, Lin Tong, Gou Hongguang, Ma Qiang, Liu Juntian, Sun Hongliang, Li Pan
• 2025, 46 (2): 306-319,354. DOI: 10.7623/syxb202502002
• Abstract ( ) PDF (13906KB) ( )

• Lithology characteristics,genesis and reservoir significance of metamorphic rocks in the Archean buried hill of Bozhong sag,Bohai Bay Basin:case studies of Bozhong19-6 structural area and Anziling area
• Liu Pengcheng, Lü Dingyou, Yi Jian, Shan Xuanlong, Zhang Jinrui, Liu Xiaojian, Gao Fuhong, Wang Wei, Ren Shuyue, Xu Hongjie
• 2025, 46 (2): 320-334. DOI: 10.7623/syxb202502003
• Abstract ( ) PDF (34885KB) ( )

PETROLEUM EXPIORATION

• Formation,distribution,and exploration strategies of tight oil in the Member 6 of Triassic Yanchang Formation in southeastern Ordos Basin
• Chen Yiguo, Feng Congjun, Wei Dengfeng, Wang Chao, He Yonghong, Ge Yunjin, Li Xiaolu, Hao Shiyan, Fan Xiaowei, Wei Wenfang
• 2025, 46 (2): 335-354. DOI: 10.7623/syxb202502004
• Abstract ( ) PDF (27870KB) ( )

• Eocene palynoflora and paleoclimate reconstruction in Weixi’nan sag,Beibuwan Basin
• Liu Zixuan, Yan Detian, Yu Jianxin, Deng Yong, Ding Yan
• 2025, 46 (2): 355-371. DOI: 10.7623/syxb202502005
• Abstract ( ) PDF (21543KB) ( )

• Quantitative identification of shale oil lithofacies and optimization of favorable lithofacies by combining macro-structure and mineral component analyses
• Zhang Yongshu, Liu Guoqiang, Yuan Chao, Zhang Shenqin, Li Yafeng, Cai Liang, Cui Jun, Li Shenzhuan, Yang Bing, Yue Dali
• 2025, 46 (2): 372-388. DOI: 10.7623/syxb202502006
• Abstract ( ) PDF (20573KB) ( )

OIL FIELD DEVEIOPMENT

• Simulation of displacement and flow laws in porous media of hybrid thermal-chemical recovery process in heavy oil reservoirs
• Dong Xiaohu, Zeng Deshang, Liu Huiqing, Lun Zengmin, Zhou Bing
• 2025, 46 (2): 389-401. DOI: 10.7623/syxb202502007
• Abstract ( ) PDF (20110KB) ( )

• Research and application of condensate gas PVT experimental data checking method based on material balance equation
• Lu Kefeng, Shi Meixue, Wang Rui, Cheng Chaoyi, Ma Lian, Zhang Chunguang, Yan Xinyuan
• 2025, 46 (2): 402-412. DOI: 10.7623/syxb202502008
• Abstract ( ) PDF (4203KB) ( )

Petroleum Engineering

• A method for solving wellbore temperature field driven by physical information neural network
• Liu Xueqi, Wang Zhiyuan, Wei Qiang, Wang Min, Sun Xiaohui, Wang Xuerui, Zhang Jianbo, Yin Bangtang, Sun Baojiang
• 2025, 46 (2): 413-425. DOI: 10.7623/syxb202502009
• Abstract ( ) PDF (6947KB) ( )

• Characteristic analysis of liquid CO₂ jet flow field for gas hydrate well drilling
• Hu Xiao, Zhang Yiqun, Du Hongxing, Hu Zhaowen, Wu Xiaoya, Wang Haizhu
• 2025, 46 (2): 426-439. DOI: 10.7623/syxb202502010
• Abstract ( ) PDF (12077KB) ( )

Review

• Helium resource potential and enrichment mechanism of unconventional gas
• Ma Yong, Chen Jianfa, Xin Zhiyuan, Luo Qingyong, Luo Chao, Zhang Haipeng, Zhong Kesu, Che Shiqi, Ma Jianbin, Qin Changcai
• 2025, 46 (2): 440-455,482. DOI: 10.7623/syxb202502011
• Abstract ( ) PDF (6902KB) ( )

• Development strategy of CNPC’s ammonia energy industry
• Wang Xiaolin, Liu Jiayi, Du Dong, Ma Mingyan
• 2025, 46 (2): 456-465. DOI: 10.7623/syxb202502012
• Abstract ( ) PDF (3522KB) ( )

Typical Oil And Gas Fields

• Accumulation conditions and key technologies for exploration and development of Wushi oilfield in Beibuwan Basin
• Fan Caiwei, Zhou Gang, Tang Xu, Chen Kui
• 2025, 46 (2): 466-482. DOI: 10.7623/syxb202502013
• Abstract ( ) PDF (26917KB) ( )