Energy Service Suppliers For Mining Minerals

SustChem Engineering is a “living” organism that offers services, surrounded by high-level scientists & which has gained the capability of responding on the constantly changing framework of companies’ operation. We constantly invest on the evolution ...

National Oilwell Varco (NYSE: NOV) is a worldwide leader in the design, manufacture, and sale of equipment and components used in oil and gas drilling and production operations, and the provision of oilfield services to the oil and gas industry. ...