NOV vs SLB

NOV Inc.

NOV Inc. designs, constructs, manufactures, and sells systems, components, and products for use in oil and gas drilling and production, and industrial and renewable energy sectors worldwide. It operates through three segments: Wellbore Technologies, Completion & Production Solutions, and Rig Technologies. The company offers various equipment and technologies used to perform drilling operations. It also provides solids control and waste management equipment and services; portable power generation products; drill and wired pipes; drilling optimization and automation services; tubular inspection, repair, and coating services; instrumentation, and measuring and monitoring services; downhole and fishing tools; and drill bits. The company offers equipment and technologies for hydraulic fracture stimulation, including pressure pumping trucks, blenders, sanders, hydration and injection units, flowline, and manifolds; well intervention, such as coiled tubing and wireline units, as well as blowout preventers and tools; onshore production comprising fluid processing systems, composite pipes, surface transfer and progressive cavity pumps, and artificial lift systems; fluid processing and floating production systems, and subsea production technologies; and connectors for conductor pipes. It also provides substructures, derricks, and masts; cranes; jacking systems; pipe lifting, racking, rotating, and assembly systems; mud pumps; blowout preventers; drives and generators; rig instrumentation and control systems; mooring, anchor, and deck handling machinery; equipment components for offshore wind construction vessels; and pipelay and construction systems. NOV Inc. offers spare parts, repair, and rentals, as well as remote equipment monitoring, technical support, field, and customer training services. The company was formerly known as National Oilwell Varco, Inc. and changed its name to NOV Inc. in January 2021. NOV Inc. was founded in 1862 and is based in Houston, Texas.

SLB Limited

Schlumberger Limited supplies technology for reservoir characterization, drilling, production, and processing to the oil and gas industry worldwide. It operates in four divisions: Digital & Integration, Reservoir Performance, Well Construction, and Production Systems. The company offers reservoir interpretation and data processing services; open and cased-hole, and slickline services; exploration and production pressure and flow-rate measurement services; tubing-conveyed perforating services; integrated production systems; software, consulting, information management, and IT infrastructure services; reservoir characterization, field development planning, and production enhancement consulting services; and petro technical data services and training solutions. It designs, manufactures, and markets roller cone and fixed cutter drill bits; supplies drilling fluid systems, fluid systems and specialty equipment, production technology solutions, and engineered managed pressure and underbalanced drilling solutions; and offers environmental services and products; provides drilling and measurement, land drilling rigs, and related support services; and supplies well planning and drilling, engineering, supervision, logistics, procurement, and contracting services, as well as drilling rig management services. In addition, the company offers well services; coiled tubing equipment; hydraulic fracturing, multistage completions, perforating, coiled tubing equipment, and services; well completion services and equipment; artificial lift production equipment and optimization services; and production management services. Further, it provides integrated subsea production systems; drilling equipment and services; onshore and offshore platform wellhead systems and processing solutions; and valve and process systems. The company was formerly known as Socie´te´ de Prospection E´lectrique. Schlumberger Limited was founded in 1926 and is based in Houston, Texas.