Products

High-performance oilfield equipment and solutions for global drilling operations.

Downhole Tools

Unionlever OFS supplies motors, jars, shock absorbers, stabilizers, reamers and BHA accessories engineered for demanding drilling environments. Our tools are manufactured to API requirements and are dimensionally compatible with NOV-type, Baker-style and Bowen-pattern downhole tool standards commonly used across global drilling operations.

Handling & Hoisting

Unionlever’s elevators, slips, spiders, tongs, links and rig-floor handling tools follow widely recognized industry designs and are compatible with Varco-type, BJ-style and Cavins-pattern tubular-handling systems. Built for strength and safety, these tools ensure reliable performance during tripping and heavy-load operations on modern rigs.

Well Control

Well control valves are one of Unionlever’s core product strengths. Our portfolio includes DSSV, Kelly valves, FOSV (TIW type), inside BOP valves, top drive IBOPs and float valves, manufactured with sour-service materials and working pressures up to 10,000–15,000 PSI. The designs follow widely used configurations and comply with API/NACE requirements.

Casing & Cementing

Unionlever provides float equipment, centralizers, cement heads, stage tools and related cementing accessories built for effective mud displacement and zonal isolation. Our products are compatible with Halliburton-type, Weatherford-style and API-standard casing and cementing system dimensions commonly used worldwide.

Solids Control & Mud System

Unionlever OFS supplies complete solids control and mud system equipment for drilling-fluid treatment and recovery. Our solutions are engineered to integrate with Derrick®, Brandt®, SWACO® and Mission®-pattern systems, supporting stable mud properties, efficient solids removal and reduced non-productive time throughout drilling operations.

Testing & Workshop

Unionlever OFS supports the full life-cycle service capability of oilfield equipment. Our Testing & Workshop solutions cover inspection, calibration, pressure testing and QA/QC for drilling tools and pressure-containing components. All systems are designed in line with Cameron-type, NOV-style and M&M-pattern workshop standards.

Rig Equipment & Parts

Unionlever OFS supplies critical rig equipment and replacement parts for rotary, circulation and hoisting systems. Our components are manufactured to API standards and engineered to match both international (NOV, EMSCO, IDECO-pattern) and major Chinese rig OEM interface requirements, supporting reliable operation, maintenance and overhaul throughout the equipment life cycle.

Oilfield Accessories

Unionlever offers cross-over subs, pup joints, lifting bails, thread protectors, valves, unions and a wide range of operational accessories. These items follow standard dimensions and connection profiles equivalent to API-compatible, NOV-type and Varco-pattern drilling-system requirements, completing full equipment packages.

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