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The complete paper discusses the steps taken by Repsol in Peru in accordance with its environmental strategy to become certified for the Blue Certificate granted by ANA to companies that efficiently manage water in their operations and manage shared-value projects with their stakeholders.

The oilfield service company said it expects to set emissions-reduction targets by next year to meet the goals of the Paris Accord.

The complete paper presents a methodology designed for optimally matching drill bits, mud motors, and bottomhole-assembly components for reduced failure risks and improved drilling performance.

This paper explores the nature of the vibrational dysfunction known as BHA chatter. A field-proven frequency-domain model illustrates the cause of the dysfunction, its rotary-speed dependence, and mitigation methods and results.

Achieving and sustaining performance drilling’s intended benefits—improved drilling efficiency with minimal downhole tool failures and the associated reductions in project cycle time and operational costs—requires new protocols in drilling-system analysis.

Nigel Hearne has been named managing director of Chevron’s Australasia business unit (ABU). Hearne joined Texaco in 1989, prior to its merger with Chevron, and served as operations manager for the Pembroke refinery in the United Kingdom and for Chevron’s refinery in El Segundo, California, before becoming vice president of strategy for the company’s downstream strateg…

Appointment of Donnie Busscher as engineering manager was announced by Stokes and Spiehler. Busscher worked as an in-house engineer and wellsite consultant for land and offshore operations before joining Stokes and Spiehler. He holds a bachelor’s degree in petroleum engineering from the University of Louisiana at Lafayette.

Advisian appointed Geeta Thakorlal as president of INTECSEA. She succeeds Neil Mackintosh, who will take on the role of executive vice president of global market sales. Thakorlal has more than 30 years of management and professional services experience, the last 25 years coming in the international oil and gas sector. She has worked primarily in upstream for greenfiel…

2H Offshore named Yann Helle as managing director. Helle, who had previously held the position of technical manager, managed the TLP top-tensioned riser system delivery management project for Total’s Moho Nord field development. He joined the company in 2002 and has experience in riser and conductor systems, minimum facility platforms, and component package supply. He…

Digital transformation offers opportunities beyond the technical goal of increased production. It may also enhance sustainability, the work/life balance, and the public’s perception of the industry.