1. Analysis of subsurface structural trend and stratigraphic architecture using 2D seismic data: a case study from Bannu Basin, Pakistan

   • Kashif Ishaq
   • Sohail Wahid
   • Mubashir Mehmood

   Original Paper-Exploration Geology Open access 02 March 2021 Pages: 1019 - 1036

   

2. Diagenetic features and porosity dense evolution of Chang 8 tight sandstone reservoir in Hujianshan area, Ordos Basin

   • Jian Shi
   • Yanbo Lin
   • Linyu Liu

   Original Paper-Exploration Geology Open access 17 February 2021 Pages: 1037 - 1051

   

3. Geo-electrical investigation of the groundwater potential of Ogidi and environs, Anambra State, South-eastern Nigeria

   • C. C. Onyekwelu
   • C. N. Onwubuariri
   • C. C. Agoha

   Original Paper-Exploration Geophysics Open access 01 March 2021 Pages: 1053 - 1067

   

4. Indications of sandstone-type uranium mineralization from 3D seismic data: a case study of the Qiharigetu deposit, Erenhot Basin, China

   • Qubo Wu
   • Yucheng Huang

   Original Paper-Exploration Geophysics Open access 02 March 2021 Pages: 1069 - 1080

   

5. Dynamics of hydrocarbon production in long-developed fields of the South Caspian basin with emphasis on reserves renewability

   • A. A. Feyzullayev
   • I. Lerche
   • A. G. Gojayev

   Original Paper-Production Geology Open access 08 March 2021 Pages: 1081 - 1091

   

6. Basin margin sediment wedge build out of the Eastern Niger Delta: application of shelf-edge trajectory pattern studies

   • Okwudiri A. Anyiam
   • Nicholas Hoggmascall
   • Daniel K. Amogu

   Original Paper-Exploration Geology Open access 18 February 2021 Pages: 1093 - 1100

   

7. Geophysical appraisal for the sandy levels within Abu Roash C and E members in Abu Gharadig Field, Western Desert, Egypt

   • Mohammad Abdelfattah Sarhan

   Original Paper-Exploration Geophysics Open access 23 February 2021 Pages: 1101 - 1122

   

8. Geological mapping and mineral prospectivity using remote sensing and GIS in parts of Hamissana, Northeast Sudan

   • Mohamed Taha AlMakki Mohamed
   • Latifa Shaheen Al-Naimi
   • Chidiebere Charles Agoha

   Original Paper-Exploration Geophysics Open access 06 March 2021 Pages: 1123 - 1138

   

9. Study on the microscopic pore structures of the four different kinds of lithological reservoirs in the basin of Western China

   • Tianqi Liu
   • Shengchun Xiong
   • Haitao Hou

   Original Paper-Production Engineering Open access 17 March 2021 Pages: 1139 - 1153

   

10. A review of plug-and-perforate, ball-and-seat, and single-entry pinpoint fracturing performance in the unconventional montney reservoir

    • Benyamin Yadali Jamaloei

    Original Paper-Production Engineering Open access 13 February 2021 Pages: 1155 - 1183

    

11. Borehole enlargement rate as a measure of borehole instability in hydrate reservoir and its relationship with drilling mud density

    • Qingchao Li
    • Lingling Liu
    • Linchun Miao

    Original Paper-Production Engineering Open access 18 February 2021 Pages: 1185 - 1198

    

12. Implementation of a novel eccentric dog leg reamer in oil well drilling

    • Amir Shokry
    • Ahmed Elgibaly
    • Adel Salem

    Original Paper-Exploration Engineering Open access 04 March 2021 Pages: 1199 - 1209

    

13. Modeling research on the extreme hydraulic extension length of horizontal well: impact of formation properties, drilling bit and cutting parameters

    • Nu Lu
    • Bo Zhang
    • Qianming Fu

    Original Paper-Production Engineering Open access 01 March 2021 Pages: 1211 - 1222

    

14. Improving drilling performance through optimizing controllable drilling parameters

    • Ahmed Bani Mustafa
    • Ahmed K. Abbas
    • Mamoon Alameen

    Original Paper-Exploration Engineering Open access 24 February 2021 Pages: 1223 - 1232

    

15. Prediction performance advantages of deep machine learning algorithms for two-phase flow rates through wellhead chokes

    • Hossein Shojaei Barjouei
    • Hamzeh Ghorbani
    • Hossein Saberi

    Original Paper-Production Engineering Open access 23 February 2021 Pages: 1233 - 1261

    

16. A novel artificial intelligence automatic detection framework to increase reliability of PLT gas bubble sensing

    • Klemens Katterbauer
    • Alberto F. Marsala
    • Eric Donzier

    Original Paper-Production Engineering Open access 13 February 2021 Pages: 1263 - 1273

    

17. Reservoir properties estimation from 3D seismic data in the Alose field using artificial intelligence

    • A. Ogbamikhumi
    • J. O. Ebeniro

    Original Paper-Exploration Geophysics Open access 05 March 2021 Pages: 1275 - 1287

    

18. Numerical simulation on the effect of fractures geometries for shale gas development with discrete fracture network model

    • Songze Liu
    • Jianguang Wei
    • Bingxu Yan

    Original Paper-Production Engineering Open access 17 February 2021 Pages: 1289 - 1301

    

19. Numerical simulation investigations of coalbed methane drainage performance with multilateral well

    • Songze Liu
    • Jianguang Wei
    • Bingxu Yan

    Original Paper-Production Engineering Open access 07 March 2021 Pages: 1303 - 1321

    

20. Dynamic effects of fault modeling on stair-step and corner-point grids

    • Faruk O. Alpak
    • Tianhong Chen

    Original Paper-Production Engineering Open access 06 February 2021 Pages: 1323 - 1338

    

21. Evaluation of reservoir performance by waterflooding: case based on Lanea oilfield, Chad

    • Mahamat Tahir Abdramane Mahamat Zene
    • Nurul Hasan
    • Nurafiqah Abdullah

    Original Paper-Production Engineering Open access 06 March 2021 Pages: 1339 - 1352

    

22. Simulation of two-phase flow by injecting water and surfactant into porous media containing oil and investigation of trapped oil areas

    • Seyed Mousa Sajadi
    • Saeid Jamshidi
    • Meisam Kamalipoor

    Original Paper-Production Engineering Open access 16 February 2021 Pages: 1353 - 1362

    

23. Productivity evaluation of horizontal well in heterogeneous reservoir with composite water aquifer

    • Hui Yuan
    • Wenhong Li
    • Wende Yan

    Review Paper-Production Engineering Open access 17 February 2021 Pages: 1363 - 1373

    

24. A new three-dimensional effective water-flooding unit model for potential tapping of remained oil in the reservoirs with rhythmic conditions

    • Weiyao Zhu
    • Cunjia Zou
    • Jiqiang Wang

    Original Paper-Exploration Engineering Open access 04 March 2021 Pages: 1375 - 1391

    

25. Analysis of bottom hole pressure of unsteady flow in dual-medium fracturing vertical well

    • Liu Hailong

    Original Paper-Production Engineering Open access 01 March 2021 Pages: 1393 - 1401

    

26. Characteristics of increasing displacement efficiency by surface-active polymer flooding for enhancing oil recovery

    • Qiannan Yu
    • Yikun Liu
    • Yang Yu

    Original Paper-Production Engineering Open access 07 March 2021 Pages: 1403 - 1414

    

27. On evaluating the potential of nanocomposites for heavy oil recovery

    • Hiroki Inoue
    • Ronald Nguele
    • Kyuro Sasaki

    Original Paper-Production Engineering Open access 03 March 2021 Pages: 1415 - 1427

    

28. Enhanced oil recovery with carbon dioxide geosequestration: first steps at Pre-salt in Brazil

    • José Maria Alves Godoi
    • Patrícia Helena Lara dos Santos Matai

    Review Paper-Production Engineering Open access 15 February 2021 Pages: 1429 - 1441

    

29. New proxy models for predicting oil recovery factor in waterflooded heterogeneous reservoirs

    • Mohamed Al-Jifri
    • Hazim Al-Attar
    • Fathi Boukadi

    Original Paper-Production Engineering Open access 16 February 2021 Pages: 1443 - 1459

    

30. The effect of chemically enhanced oil recovery on thin oil rim reservoirs

    • O. A. Olabode
    • V. O. Ogbebor
    • B. C. Felix

    Original Paper-Production Geophysics Open access 18 February 2021 Pages: 1461 - 1474

    

31. The implementation of Water Alternating (WAG) injection to obtain optimum recovery in Cornea Field, Australia

    • Nurafiqah Abdullah
    • Nurul Hasan

    Original Paper-Production Engineering Open access 19 February 2021 Pages: 1475 - 1485

    

32. Improvement of a multiphase flow model for wellhead chokes under critical and subcritical conditions using field data

    • Mariella Leporini
    • Alessandro Terenzi
    • Barbara Marchetti

    Original Paper-Production Engineering Open access 26 February 2021 Pages: 1487 - 1503

    

33. Viscosity models for bitumen–solvent mixtures

    • Olalekan S. Alade
    • Dhafer A. Al Shehri
    • Ayman Al-Nakhli

    Review Paper-Production Engineering Open access 22 February 2021 Pages: 1505 - 1520

    

34. A review on current trends and prospects in the pyrolysis of heavy oils

    • Odunayo T. Ore
    • Festus M. Adebiyi

    Review Paper-: Production Engineering Open access 13 February 2021 Pages: 1521 - 1530

    

35. Correction to: A numerical investigation on the performance of hydraulic fracturing in naturally fractured gas reservoirs based on stimulated rock volume

    • Ali Al-Rubaye
    • Hisham Khaled Ben Mahmud

    Correction Open access 01 March 2021 Pages: 1531 - 1531