Baker Hughes Co. said Tuesday it will supply Qatar Petroleum gas-powered refrigerant units for an expansion of the Middle Eastern country’s liquefaction capacity to 110 million metric tons/year (mmty) from 77 mmty by 2025.

The Houston-based oilfield services giant said it is among the largest liquefied natural gas (LNG) deals it has secured in the past five years. Financial terms were not disclosed.

State-owned Qatar Petroleum in April started drilling wells at its offshore North Field for an ambitious plan to build four large liquefaction trains to increase the country’s LNG output by 43%. Qatar is already the world’s largest LNG producer with exports of 77.8 mmt last year, according to the International Gas Union.

Baker Hughes will build three gas turbines and six...