Drilling Rig Service
Our 150 years history is a pillar of our pride at UPET. It stands as an assurance of our products’ quality and the trust our clients have placed in our services. As a drilling equipment supplier, we delivered over 1000 rigs, equipment, and specialized services in over 45 countries. This represents our global reach and our long-term, successful collaboration with a vast number of clients. UPET manufactures:
- Drilling rigs
- Workover rigs
- Drilling equipment and spare parts
Furthermore, UPET is a reliable partner for:
- Rig CAT III and IV inspection
- Rig maintenance and repairs
- Technical revisions, certifications, and reengineering.
Service and repair of drilling equipment from UPET
We offer services for mecanical, hydraulic, pneumatic, electrical repair for drilling and workover rigs of UPET and other producers, repair and service of drive units, chain transmission, cardan transmission, clutch, drawworks, brakes systems, mecanical / hydraulic / electrical drive units, eqiupment for operating / lifting loads (travelling blocks, swivels, crownblock, etc), rotary tables, electrical equipment, safety systems, etc.
The drill rig services are provided in UPET specialzed production facilities, or at the beneficiary’s well or site.
During the inspection we do dismantling, blasting, NDT ( US, PT, MT ), repair and production of new spares, anticorrosive treatment ( phosphating, browning, priming, painting ), assembling and mounting, functioning testing, static load testing, dynamic load testing, etc.
The services are provided in UPET specialzed production facilities, or at the beneficiary’s well or site.
We do testing and check according international standards API, specifications Q1, 4F, 7K, 8C, as well as according standards and Directives of EU with applying CE conformity mark.
We offer services for designing the metal constructions, mecanical, hydraulic, pneumatic and electrical systems using last generation softs – Auto CAD, Autodesk Robot Structural Analysis Professional.
We do technical calculations, technical files of the product, technical instructions for maintainance and operation, etc.
We do adjusting of assembling and connecting of equipment ( Topdrive, winch ( hydraulic, pneumatic, electric ), safety systems according international standards ), we offer technical support for drilling tools, auxiliay equipment.
UPET products and processes are compliant with API, EU, ISO, GOST standards, as well as various other specific certifications.
Our products are exported globally to most oil & gas extracting regions and are successfully operating in some of the harshest climatic conditions ranging from – 45 C° to + 55 C°.
UPET is one of the leading drilling equipment companies known for the quality, durability, and ease of use and maintenance of its products.
Choose UPET Over Other Rig Repair Companies for Reliable Service
UPET inspects, repairs and upgrades drilling and well-servicing rigs — both UPET-built units and those of other manufacturers — at our own workshops or on the customer’s site.
- Inspection. Category III and IV in accordance with API RP 4G, RP 8B and RP 7L: visual and dimensional control, magnetic particle and dye penetrant examination, ultrasonic measurement of wall thickness and testing of welded joints. Personnel certified to EN ISO 9712.
- Repair and refurbishment. Power units and transmissions, drawworks and braking systems, rotary tables, crown blocks, travelling blocks and power swivels, hydraulic and pneumatic systems, electrical equipment including explosion-proof execution. Complete rig refurbishment with final functional testing.


- Upgrades. Top drive adaptation, engine and transmission replacement, drilling parameter indication and recording systems, mechanisation of pipe handling, fall protection equipment, working and emergency lighting, execution for extended temperature ranges.
- Spare parts — genuine, API Monogrammed, including for discontinued rigs. Manufacture to customer drawings as well.
Repair and inspection are carried out within the same certified quality management system under which UPET designs and manufactures drilling rigs: API Spec Q1 10th Edition, API Monogram licences 4F, 7K and 8C, ISO 9001, ISO 14001 and ISO 45001.





















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