Argentina’s Tecpetrol, part of the Techint Group, will invest $2.3 billion in the Vaca Muerta shale fields through 2019, said Guillermo Pereyra, a union leader and senator. Tecpetrol will aim to produce 14 million cubic meters of shale gas by 2019. That is half the amount of gas Argentina currently imports, Pereyra said, and will […]