1. Basin and petroleum system modeling in conjunction zone of the Alexander and Srednevasyugan anticlines and Ust-Tym depression, southeastern part of the West Siberian hydrocarbon province (Russia)

   • Alina Kosmacheva
   • Marina Fedorovich

   Original Paper-Exploration Geology Open access 18 November 2020 Pages: 539 - 548

   

2. Stratigraphic architecture and depositional environment of the Paleocene-Lower Eocene aquifers system (Douala onshore basin, SW Cameroon)

   • Serge Parfait Koah Na Lebogo
   • Dieudonnée Bisso
   • Joseph Mvondo Ondoa

   Original Paper-Exploration Geology Open access 04 January 2021 Pages: 549 - 560

   

3. Abrasiveness evaluation of complex strata based on PDC special energy consumption

   • Zhang Shengliang
   • Wang Changhao
   • Li Shibin

   Original Paper-Exploration Geology Open access 02 January 2021 Pages: 561 - 567

   

4. Lithology and fluid discrimination using rock physics-based modified upper Hashin–Shtrikman bound: an example from onshore Niger Delta Basin

   • C. G. Okeugo
   • K. M. Onuoha
   • A. C. Ekwe

   Review Paper-Exploration Geophysics Open access 15 January 2021 Pages: 569 - 578

   

5. Source rock geochemistry of shale samples from Ege-1 and Ege-2 wells, Niger Delta, Nigeria

   • S. L. Fadiya
   • S. A. Adekola
   • O. T. Akinsanpe

   Original Paper-Exploration Geology Open access 12 November 2020 Pages: 579 - 586

   

6. Investigation of geophysical challenges in land seismic data acquisition in Nigeria: case study of parts of the Niger Delta region

   • C. N. Onwubuariri
   • L. S. Al-Naimi
   • L. A. Nnanna

   Original Paper-Exploration Geophysics Open access 12 January 2021 Pages: 587 - 599

   

7. Hydrocarbon reservoir characterization of “Otan-Ile” field, Niger Delta

   • Tokunbo Sanmi Fagbemigun
   • Michael Ayu Ayuk
   • Ajibola Rashidat Oyebamiji

   Original Paper-Exploration Geophysics Open access 11 January 2021 Pages: 601 - 615

   

8. The hydrocarbon prospectivity of the Mesoproterozoic–Paleozoic intracratonic Voltaian Basin, West African Craton, Ghana

   • Mahamuda Abu
   • Mutiu Adesina Adeleye
   • Daniel Kwadwo Asiedu

   Review Paper-Exploration Geology Open access 09 November 2020 Pages: 617 - 625

   

9. Microbial-derived bio-surfactant using neem oil as substrate and its suitability for enhanced oil recovery

   • Temitope Ogunkunle
   • Adesina Fadairo
   • James Ayoo

   Original Paper-Production Engineering Open access 23 November 2020 Pages: 627 - 638

   

10. Characterization and analysis of naturally fractured gas reservoirs based on stimulated reservoir volume and petro-physical parameters

    • Ali Al-Rubaye
    • Ahmed Al-Yaseri
    • Hisham Ben Mahmud

    Original Paper-: Production Engineering Open access 07 January 2021 Pages: 639 - 649

    

11. Prediction of vitrinite reflectance values using machine learning techniques: a new approach

    • Zahra Sadeghtabaghi
    • Mohsen Talebkeikhah
    • Ahmad Reza Rabbani

    Original Paper-Exploration Geology Open access 18 November 2020 Pages: 651 - 671

    

12. Petrophysical seismic inversion based on lithofacies classification to enhance reservoir properties estimation: a machine learning approach

    • Amir Abbas Babasafari
    • Shiba Rezaei
    • Deva Prasad Ghosh

    Original Paper-Exploration Geophysics Open access 19 October 2020 Pages: 673 - 684

    

13. Analyzing the correlation between stochastic fracture networks geometrical properties and stress variability: a rock and fracture parameters study

    • Meysam Khodaei
    • Ebrahim Biniaz Delijani
    • Ali Naghi Dehghan

    Original Paper-Production Geology Open access 07 January 2021 Pages: 685 - 702

    

14. Study on mechanism of spontaneous imbibition and pressurized imbibition in shale oil reservoirs

    • Lanlan Yao
    • Zhengming Yang
    • Debin Xia

    Original Paper- Production Engineering Open access 07 December 2020 Pages: 703 - 710

    

15. Effect of bio-based flow improver on the microscopic and low-temperature flow properties of waxy crude oil

    • William Iheanyi Eke
    • Sampson Kofi Kyei
    • Onyewuchi Akaranta

    Original Paper-Production Engineering Open access 04 January 2021 Pages: 711 - 724

    

16. Investigating the effect of matrix acidizing injection pressure on carbonate-rich Marcellus shale core samples: an experimental study

    • Rayan Khalil
    • Hossein Emadi
    • Faisal Altawati

    Original Paper-Production Engineering Open access 29 November 2020 Pages: 725 - 734

    

17. Measurement of gas diffusion coefficient and analysis of influencing factors for Shaanxi Debao coalbed methane reservoir in China

    • Zhihang Li
    • Xiong Hu

    Original Paper-Production Engineering Open access 04 January 2021 Pages: 735 - 746

    

18. Influence of temperature-viscosity behaviors of Karamay oil sand bitumen on the geomechanics in the SAGD process

    • Yanfang Gao
    • Mian Chen

    Original Paper-Production Geology Open access 03 January 2021 Pages: 747 - 767

    

19. Theoretical and experimental investigation of effect of salinity and asphaltene on IFT of brine and live oil samples

    • Aboozar Soleymanzadeh
    • Ahmadreza Rahmati
    • Babak Roshani

    Original Paper-Production Engineering Open access 20 October 2020 Pages: 769 - 781

    

20. Capillary desaturation curve: does low salinity surfactant flooding significantly reduce the residual oil saturation?

    • Davood Zivar
    • Peyman Pourafshary
    • Nikoo Moradpour

    Original Paper-Production Engineering Open access 02 January 2021 Pages: 783 - 794

    

21. Dynamic design method of wellbore structure during drilling operation based on LWD

    • Sheng Ya-nan
    • Li Weiting
    • Kong Hua

    Original Paper-Exploration Engineering Open access 27 November 2020 Pages: 795 - 804

    

22. Prediction of penetration rate in drilling operations: a comparative study of three neural network forecast methods

    • Ehsan Brenjkar
    • Ebrahim Biniaz Delijani
    • Kasra Karroubi

    Original Paper-Production Engineering Open access 08 January 2021 Pages: 805 - 818

    

23. Drilling data quality improvement and information extraction with case studies

    • Suranga C. H. Geekiyanage
    • Andrzej Tunkiel
    • Dan Sui

    Original Paper-Production Engineering Open access 02 November 2020 Pages: 819 - 837

    

24. Developing a new algorithm for numerical modeling of discrete fracture network (DFN) for anisotropic rock and percolation properties

    • Erfan Hosseini
    • Mohammad Sarmadivaleh
    • Zhongwei Chen

    Original Paper-Exploration Engineering Open access 22 January 2021 Pages: 839 - 856

    

25. Improving hydraulic fracturing effectiveness in depleted and low-pressure reservoirs using N₂-energized fluids

    • A. A. Elgibaly
    • A. M. Salem
    • Y. A. Soliman

    Original Paper-Production Engineering Open access 06 January 2021 Pages: 857 - 873

    

26. Pattern recognition-based decoding method for the negative pulsed downlink signal with a narrow pulse width

    • Jiafeng Wu
    • Shuxing Zhao
    • Ruihe Wang

    Original Paper-Exploration Engineering Open access 02 January 2021 Pages: 875 - 885

    

27. Integrating risk management concepts into the drilling non-productive time

    • Mohamed Barakat
    • Mahmoud Abu El Ela
    • Fouad Khalaf

    Original Paper-Production Engineering Open access 03 January 2021 Pages: 887 - 900

    

28. Infill drilling and well placement assessment for a multi-layered heterogeneous reservoir

    • Fahad I. Syed
    • Shahin Negahban
    • Amirmasoud K. Dahaghi

    Original Paper-Exploration Engineering Open access 02 January 2021 Pages: 901 - 910

    

29. Judgment method of working condition of pumping unit based on the law of polished rod load data

    • Chuanjun Han
    • Yang Yue

    Review Paper-Production Engineering Open access 08 January 2021 Pages: 911 - 923

    

30. Numerical modeling and experimental investigation on the effect of low-salinity water flooding for enhanced oil recovery in carbonate reservoirs

    • Erfan Hosseini
    • Mohammad Sarmadivaleh
    • Dana Mohammadnazar

    Original Paper-Production Engineering Open access 23 January 2021 Pages: 925 - 947

    

31. Waterflood optimization using an injector producer pair recovery factor, a novel approach

    • Nasser Alizadeh
    • Ben Salek

    Original Paper-Production Engineering Open access 06 January 2021 Pages: 949 - 959

    

32. Utilization of produced condensate for enhanced oil recovery: a case study for the forest reserve field in Trinidad

    • Daron Lall
    • David Alexander
    • Mohammad Soroush

    Original Paper-Exploration Engineering Open access 12 January 2021 Pages: 961 - 972

    

33. An experimental study on high-pressure water jets for paraffin scale removal in partially blocked production tubings

    • Kabir H. Yar’Adua
    • Idoko J. John
    • Aisha Kabir

    Review Paper-Production Engineering Open access 10 October 2020 Pages: 973 - 988

    

34. Modelling of continuous surfactant flooding application for marginal oilfields: a case study of Bentiu reservoir

    • Azza Hashim Abbas
    • Hani Hago Elhag
    • Augustine Agi

    Original Paper-Production Engineering Open access 03 January 2021 Pages: 989 - 1006

    

35. Optimization of insulation on subsea oil and gas equipment

    • Ramechecandane Somassoundirame
    • Eswari Nithiyananthan

    Original Paper-Production Engineering Open access 12 January 2021 Pages: 1007 - 1018