Well services
Well and Oilfield Maintenance Services
The Oilfield Services Division provides high-quality oilfield services, drilling services, and integrated field maintenance services to its clients, with an emphasis on optimized performance and operational excellence.
Casing and Tubing Running Services
Cementing and Acidizing Services
Wellhead Services
Surface Well Testing Services
Multiphase Flow Meter (MPFM) Services
Downhole Well Testing Services
Horizontal Directional Drilling (HDD) Services
Formation Testing Services
Coring Services
Coiled Tubing Services
Nitrogen Injection Services
Wireline Logging Services
Drilling Optimization Services
H₂S Services
Casing and Tubing Running Services
Oil Exploration Operations Company provides casing and tubing running services for pipe sizes ranging from 2⅜” to 20″, utilizing one of the most comprehensive fleets of specialized equipment available in Iran.
The company’s casing running services commenced in 2011 and, over the years, contracts have been successfully executed with several renowned and reputable companies, including POGIDC, DANA, IOOC, and OIEC.
The Casing and Tubing Running Services Division utilizes modern equipment and highly skilled personnel to deliver high-quality services to its clients.
The company’s casing running equipment fleet includes:
Torque Monitoring System
Pneumatic Spider Elevator & Slip Elevator
Elevator Side Door
Slip-Type Elevator
Power Tong with Backup Tong
Belt Tong
Electric and Diesel Power Units
The equipment fleet is capable of performing three simultaneous operations for different pipe sizes ranging from 2⅜” to 30″.
Acidizing and Cementing Services
Oil Exploration Operations Company possesses comprehensive equipment, engineering capabilities, and extensive experience in the field of cementing and acidizing operations.
HP Double Pump Truck
The company’s double-pump cementing system is designed to meet a wide range of cementing requirements for oil and gas wells. Its high-quality construction has established the unit as a benchmark in the industry.
The powerful mixing system is capable of mixing heavy and high-density slurries while maintaining slurry homogeneity.
Key Features
Excellent mixing capability
High working-pressure capacity
CAT 13 and 15 Engines
Allison 600H Transmission
ACM-III Automatic Mixing System
Cement Bulk Plant
Wellhead Services
Oil Exploration Operations Company provides a comprehensive range of wellhead services, including:
Conventional Wellhead Equipment
WFT and National API 6A Wellheads
Well Completion Products
Wellhead Systems
Unitized Wellhead Systems
Mudline Suspension Systems
API 6A Gate Valves
Gate Valve Field Services, Installation, Maintenance, and Repair
Setting and unsetting of BPV (Back Pressure Valve)
Two-way Lubricator Operations
Working pressure up to 3,000 psi or 5,000 psi
Surface Well Testing Services
Oil Exploration Operations Company has been a leading provider of surface well testing services for both onshore and offshore operations for 15 years. By leveraging its engineering expertise and operating under stringent HSE standards, the company delivers high-quality and reliable well testing services.
Multiphase Flow Meter (MPFM) Services
The Multiphase Flow Meter (MPFM) is an inline measurement system designed to measure oil flow rates during well testing operations, assess gas holdup, and eliminate the need for large conventional phase-separation systems.
The company’s MPFM is based on radioactive technology, enabling high-accuracy density measurement.
Item 1
Multiphase Flowatch Meter, Type HS, DN 4″, API 5000#, RTJ
Body and flanges
ID = 58, 42
Venturi β = 0.6
Item 2
Multiphase Flowatch Meter, Type HS, DN 2″, API 5000#, RTJ
Body and flanges
ID = 58, 42
Venturi β = 0.6
The Multiphase Flowatch Meter HS is available in the following configurations:
A) Duplex F51 materials
B) Skid-mounted MPFM with DN 4″ and DN 2″, API 5000# inlet/outlet flanges at skid edge
C) Radioactive Gamma Source
D) NIR Water Cut Optical Module (Probe and Electronics Enclosure, Ex d)
Key Features of the MPFM
Integrated compact design
Reduced footprint and weight
No extensive upstream and downstream straight-pipe requirements
No special piping configuration required upstream of the meter inlet
Robust and reliable components
Wide operating temperature range
Low measurement error across a wide range of oil flow conditions
High resistance to H₂S and CO₂
High operational flexibility
Suitable for both onshore and offshore applications
Production optimization and well testing capabilities
Fast Gamma Densitometer
Near-Infrared (NIR) Probe for Water Cut Measurement
Low Power Consumption
Downhole Well Testing Services
The company’s downhole well testing tools are designed to acquire reservoir data and characteristics, predict reservoir performance, and evaluate the degree of wellbore damage under HPHT conditions and high flow rates.
The required downhole well testing tools include:
PPS or MEGA-P Gauges
Hydraulic Jar
RH Safety Joint
Slip Joint
MRCV Packer
Perforated Joint
AORV
DSBV
Mule Shoe
LPR-N
TTV
POTV
Safety Joint
Over-Shut
N₂ Chamber
DHSV
ARTS Gauge Carrier
6⅜” Open Hole Packer
Horizontal Directional Drilling (HDD) Services
The company’s Horizontal Directional Drilling (HDD) equipment and services are used for the installation of oil, gas, water, and sewage pipelines, as well as power and communication cables, without the need for conventional open trench excavation.
The service covers a wide range of installation requirements. HDD technology can also be utilized in alluvial soils and rock formations to provide a fast and cost-effective method for installing pre-fabricated pipelines while overcoming subsurface obstacles.
Formation Testing Services
Oil Exploration Operations Company designs and provides cost-effective formation testing services tailored to its clients’ requirements.
Formation testing tools provide effective solutions for determining:
Reservoir Pressure
Formation Permeability
Formation Productivity
Coring Services
The company’s conventional coring services are performed using high-quality fiberglass Core Barrels, capable of obtaining core samples with a high recovery rate.
These Core Barrels offer higher efficiency compared with other conventional Core Barrel systems and comply with applicable industry standards.
The company’s coring equipment is capable of meeting client requirements at various geological depths.
Coring Equipment Includes:
Complete assemblies and equipment for:
12¼” Hole
8½” Hole
6⅛” Hole
Other components include:
Bearing Retainer
Pressure Relief Plug
Core Heads in Various Sizes and Grades
Advantages of High-Quality Fiberglass
Easy cutting
High resistance to chemical degradation
Acid-resistant
Salt-resistant
Non-toxic
High-temperature resistance
Suitable for low-temperature well operations
Core recovery exceeding 96%
Suitable for deep wells exceeding 4,730 meters
Coiled Tubing Services
The Coiled Tubing Division of Oil Exploration Operations Company provides innovative coiled tubing services aimed at enhancing reservoir performance and well productivity.
Coiled Tubing Services Include:
Acidizing
Nitrogen Lift
Drilling
Jetting
Washing
Fishing / Milling
Cement Plug Placement
Solids Removal
Well Cleanouts
Displacement
Packer Installation
Tubing Spooler
The Tubing Spooler is designed for transporting and handling continuous tubing or coiled tubing and is connected to a rotary power source. It facilitates efficient transportation, deployment, and operation of coiled tubing during well intervention operations.
Nitrogen Injection Services
Oil Exploration Operations Company operates two nitrogen pumping units, capable of supplying gaseous nitrogen at a maximum flow rate of 18,000 SCFH and a maximum pressure of 10,000 psi, along with a 5,000-gallon nitrogen tank.
Safety Features
Oilfield Zone II Pyroban System
Anti-Static and Fire-Resistant Belts
Non-Metallic Fan
Coolant Over-Temperature Shutdown
Coolant Loss-of-Flow Shutdown
Low Lube Oil Pressure Shutdown
Emergency Shutdown
Over-Pressure Shutdown
Overspeed Shutdown
Wireline Logging Services
Oil Exploration Operations Company provides a wide range of cost-effective wireline services, including operations under high-pressure and high-temperature (HPHT) conditions and working pressures of up to 10,000 psi.
Wireline Equipment Includes:
Double Drum Winches
3 Truck-Mounted Units
2 Skid-Mounted Units
Smart Display and Data Acquisition System
Full Range of Pressure Control Equipment, including:
Stuffing Box
Lubricator
BOP
Full Range of Running and Pulling Tools
Positive Bottomhole Sampler
Drilling Optimization Services
Oil Exploration Operations Company provides drilling optimization services designed to improve drilling efficiency, enhance operational performance, reduce non-productive time (NPT), and optimize overall drilling costs.
H₂S Services
Oil Exploration Operations Company provides H₂S-related services to support safe and reliable oil and gas operations in environments where hydrogen sulfide may be present.
