HOUSTON & BOSTON–(BUSINESS WIRE)–Schlumberger announced today that it has entered into a partnership with Gradiant, a global water solutions provider, to introduce a key sustainable technology into the production process for battery-grade lithium compounds. As part of Schlumberger’s NeoLith Energy direct lithium extraction (DLE) and production flowsheet, Gradiant technology is used to concentrate the lithium solution and generate fresh water–a critical element in sustainable lithium productio