Battery Resourcers , a startup that’s developing a closed-loop approach to lithium-ion battery materials, has raised $70 million in mid-round funding to scale its commercial operations across two continents. The company, which is based in Worcester, Massachusetts, doesn’t just recycle batteries. It has also engineered a process to turn that recycled material back into critical battery materials — specifically, nickel-manganese-cobalt cathodes and purified graphite, a material used in anodes. It intends to sell those materials right back to the battery manufacturer. This latest round saw participation from new investor Hitachi Ventures, as well as existing investors Orbia Ventures, Jaguar Land Rover’s InMotion Ventures, Doral Energy, At One Ventures, TDK Ventures and Trumpf Ventures. Battery Resources secured a $20 million Series B a little over five months ago. That funding was to accelerate the launch of the startup’s first commercial-scale facility, which will be able to process