Slava Pakhomov

Target: Petrophysicist, Formation Evaluation Specialist, Geoscience Team leader

Great experience in oilgas industry (Schlumberger @Sakhalin, Zarubezhneft @Middle East, Rosneft

@East Siberia); Good knowledge of formation evaluation.

Master`s degree in physics Voronezh State University (Russia), Postgraduate diploma in petroleum engineering Heriot-Watt University (UK), a number of certificates on drilling and formation evaluation in Schlumberger learning centers in the UAE, USA, Russia.

My 16 years of experience includes all stages of formation evaluation process: starting with LWD tools servicing, assembling, and calibration, then well log acquisition, LWD and WL raw data processing, environmental corrections, log data corrections (filtering, alignment, and splicing), and finishing with formation evaluation: multi-mineral analyses, fluid type identification, porosity-

permeability prediction, capillary pressure modeling and net-pay calculation;

Managing Formation Evaluation program: planning, procurement and execution, including QA/QC of routine LWD, WL, high technology logs, and production logging operations; designing coring and core study programs, RCA and SCAL;

Experience in making audit of logging contractors and core analysis laboratories;

Skills in evaluation of open- and cased- hole logs using standard petrophysical software: Techlog, Geolog suites.

Offshore work experience.

May 2017 – up to date

Lead Petrophysicist at VCNG project - Rosneft (former TNK- BP project), Irkutsk, East Siberia

Duties

• Manage logging and coring programs for both exploration and development wells;
• Support deviated drilling:

a) perform petrophysical interpretation while drilling and communicate results to drilling department with lithology and rock characteristic properties;

b) contribute to well completion design by specifying pay zones and fluid contacts;

c) interpret real-time LWD data and evaluate formation properties starting from clay volume,

net-to-gross ratio, hydrocarbon pore-volume and finishing with calculation of well production rate;

• Manage and interpret high technology WL/LWD logs (such as NMR, FMI, MDT);
• Manage coring with preserved saturation;
• Design Routine and Special Core Analysis programs for quantitative calculation of vuggy porosity,

capillary pressure, bitumen content, mechanical properties, wettability determination and NMR core analysis including T2 relaxation cutoffs and permeability relationships calibration;

• Integrate and calibrate well log – core – well test data;
• Provide petrophysical support for geological modeling of oilfields in East Siberia region. Update the models with fresh exploration logging and core data to do field-scale prospectivity assessment in collaboration with multi-disciplinary team;
• Estimate reserves and defense the results in the State Reserves Committee, Moscow;
• Make audits of logging and coring contractors: regularly visit M/LWD maintenance Base of logging vendor at wellsite and core analysis laboratories in West Siberia to check their work processes and calibration facility;
• Develop contracts in SAP: bid preparation, tender evaluation, agreement and maintenance with contractors providing WL/LWD, production logging and laboratory core study services;
• Make 1D models of rock mechanical properties based on core and logging data for hydraulic fracture design; Employ neural network based modeling quantitative variables in Techlog;
• Provide petrophysical training and mentoring for both geologists and non-geologists.

Achievements: 1) Arrangement of coring operations with preserved saturation at remote wellsite for the first time in VCNG project;

• Self-made training program “Petrophysics for everybody” for both office and field staff ;
• Final reserves estimation of the main project field (Verkhne-Chonskoye), based on the more than

10 000m of core, and logging data of more than 600 wells. Presentation and defense of Verkhne-

Chonskoye field petrophysical model in the State Reserves Committee, Moscow.

October 2016 – April 2017

Petrophysicist, Zarubezhneft oil company, Moscow

Duties

• QC initial well logging data of West Paydar and Aban fields in Iran;
• Interpret LWD and WL logs includes NMR, imagers, PEF, acoustics;
• Integrate and calibrate well log-core-test data;
• Create multimineral petrophysical model based on logging and laboratory core study data;
• Collaborate with geologists and reservoir engineers to make an accurate geological model.

Achievements: 1) Building up final report, presentation and the chapter “Petrophysics” in Master

Development Plan for West Paydar and for Aban fields.

• Completion of reserves estimation project of two fields in Iran (West Paydar and Aban fields).

I worked as a Team lead of petrophysicists to QC logs and to make petrophysical evaluation using

Multimin in Paradigm Geolog suite for carbonate and clastic rocks of both oilfields.

June 2016 – September 2016

Geophysicist, Gazprom, Yuzhno-Sakhalinsk

Duties

• Design and control well open-hole and production logging for Sakhalin offshore exploration drilling during Summer campaign 2016;
• QC LWD and production logging data

April 2014 - March 2016

Petrophysicist, Schlumberger, Yuzhno-Sakhalinsk

Duties

• Process raw LWD data, apply environmental corrections, correct log data (filtering, alignment, and splicing) for LWD memory and real-time data including GR, GGD, NGD, Sigma, PEF, Neutron porosity, NMR T2, compressional and shear DT, NGD spectrometry methods;
• Build reports on D&M tools processing (EcoScope, proVISION, SonicScope, sonicVISION) for

Sakhalin-1 and Sakhalin-2 subsurface teams;

• Perform 24/7 real-time LWD petrophysical interpretation while drilling objective intervals and communicate results to customer geologists;
• Build up petrophysical models in Techlog QuantiELAN;
• Support drilling operations on-site for Sakhalin-1 project.

Achievements: 1) Participated in drilling of the longest wells in the world: О-14, Z-40, Z-43 and Z-

42 on Chayvo field, Sakhalin offshore. Our Schlumberger team sets the drilling records in 2013-

• Firstly I worked for drilling and measurements department, then moved to geoscience team as a petrophysicist for initial processing NMR, GGD, NGD, TNP data;
• Correct choice of casing exit windows for wells O-22S1, O-22S2, to convert well O-22 into a tri-

lateral multilateral well in Sakhalin-1 project. I managed to do it during my short stay at offshore platform Orlan in Q1`2016 using my express processing sonic data and then cement integrity evaluating;

• Successfully passed “Petrophysical models building up in QuantiELAN”, “Advanced nuclear magnetic resonance interpretation” course in Schlumberger Houston center, USA.

August 2006 – March 2014

from Trainee to Team Leader in Schlumberger LWD D&M department, Yuzhno-Sakhalinsk

Duties

• Maintain LWD tools, acquisition sensors and remote control systems;
• Set up equipment on wellsites both offshore and onshore for Sakhalin-1, Sakhalin-2, Rosneft

Sakhalin and for TNK-BP VCNG project, in East Siberia;

• Plan the demand for acquisition equipment for remote control system department;
• Train newcomers of D&M maintenance department.

Achievements: 1) Raised new department from zero to 7 workers;

• Completed personal project to achieve grade 11 and moved to Petrophysicist;

November 2009 - August 2014

Heriot-Watt University (Great Britain)

Postgraduate Diploma in Petroleum Engineering;

September 1997 – June 2003

Voronezh State University (Russian Federation)

Physics department, Masters degree in Physics;

August 2006 – January 2015

Schlumberger training program at learning centers in UAE, USA, Russia

Certificates in Petrophysics, Drilling and Measurements.