Categ system international

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Our services include but not limited to:
• Provision of engineering studies and design services
• Engineering design
• Feasibility study
• Mechanical conceptual design
• Instrumentation and electrical design
• Offshore platform design
• Construction management services
• Field support services
• Safety management services
• Operation and maintenance of oil and gas production facilities, etc


In addition to the above Company activities, we also provide the following services:

2.0 Process Instrumentation and Electrical Control
2.1 Line-Maintenance of Process Control Instruments in Oil Production and Refineries, Chemical and Petro-chemical Plants.
2.2 Design, Construction, Installation and Commissioning of pneumatic, hydraulic, electrical/electronic control panels and systems for pumps, gas compressors,
well heads, and production platforms for both onshore and offshore applications.
2.3 Maintenance, calibration and certification of all types of electrical, electronic, hydraulic and pneumatic instrumentation, including analysers, controllers, gauges, indicators, recorders, transmitters, valves, etc.
2.4 Design, Construction, Installation and Commissioning of fire and gas detection and protection systems and storage tank contents monitoring systems.
2.5 Design, Construction, Installation and Commissioning of safety control panels for both onshore and offshore oil and gas injection or production wells using any combination of electrical, electronic, hydraulic or pneumatic equipment.
2.6 Design, Construction, Installation, Wiring and Commissioning of Electrical Engineering Projects.
2.7 Maintenance of Electrical Machine Control Systems.


3.0 Procurement Services:
3.1 Pipeline fittings, flanges, valves and accessories
3.2 Auxiliary plant and components
3.3 Steam boilers and accessories
3.4 Equipment for the chemical industry
3.5 Compressors and vacuum pumps for gas or liquid service
3.6 Gas turbines and spares
3.7 Process instrumentation and spares



4.0 CAD Services:
4.1 Mechanical designs
4.2 Process and Instrumentation diagrams
4.3 Construction drawings
4.4 Digital mapping and plotting
4.5 Architectural/Civil engineering drawings

5.0 Consultancy:
5.1 Integrated Reservoir Studies
5.2 Reserves Estimates
5.3 Reservoir Simulation
5.4 D Seismic Technology
5.5 Software Support
5.6 General Petroleum Engineering
5.7 Surface Production Facilities Maintenance
5.8 Skilled and Experienced Manpower Supply

6.0 Laboratory and Workshop Services:
6.1 Repair and Maintenance
6.2 Modifications and Additions
6.3 System Testing
6.4 Calibration Services
6.5 Pressure Testing
6.6 Third Party Inspection/Witnessing

7.0 Hydrostatic Testing Services

7.1 Pressure vessels
7.2 Tanks
7.3 Pipelines

8.0 Sandblasting and Painting Services

9.0 Welding Services

9.1 Structural Welding
9.2 Pipe Welding
10.0 Scaffolding services

11.0 Maintenance Services

Our maintenance and repair service covers:
• Flow measuring and control equipment
• Level measuring and control equipment
• Overhauling, calibration and testing of control valves
• Pressure measuring and control equipment
• Strainers, compressed air and lubricating systems
• System trouble shooting and equipment start-up
• Temperature measuring and control equipment
• Etc. etc.

12 Calibration Services

CATEG SYSTEMS LIMITED maintains a well-equipped instrument laboratory where calibration, maintenance and repair of instrument and equipment take place. All of the test equipment used in the laboratory is certified regularly to ISO 9001 requirements and are all fully traceable to National or International Standards.

Our Calibration services cover:
• Analysers
• Control valves
• Controllers
• Flowmeters, whether for single or multi-phase applications
• Gauges
• Indicators
• Pressure relief valves
• Prover loops, whether bi-directional or uni-directional. Their calibration can be performed by either the Master Meter method or by Water Draw
• Recorders
• Tanks, whether vertical or horizontal and situated either above or below ground. Their calibration can be performed by either conventional strapping, or optical method
• Thermometers
• Transmitters
• Etc. etc.


Our mobile calibration workshop is fully equipped with a wide range of test instruments from which our experienced engineers and technicians take care of field calibration services.

These calibration facilities can also be used in calibrating clients’ devices in-situ, normally without disrupting the production or process activities.

13 Products

Our supply services cover a wide spectrum of products for measurement and control devices found in the oil and non-oil industries. The products include but not limited to:
• ASCO Valves
• Barton instruments Inc
• BTR valve sealant Inc
• Constum Controls Sensors (CCS)
• Dweyer Instruments
• Fisher Controls
• Fisher Rosemount
• Foxboro
• Martin Decker/Totco Instrumentation
• Omega Engineering
• Pepperl + Fuchs
• Robertshaw
• Smith Inc
• Wika Instruments
• Yokogawa