INDEPENDENCE, Ohio--(BUSINESS WIRE)--GrafTech International Ltd. (NYSE:GTI) today announced that it has received approval from the Committee on Foreign Investment in the United States (CFIUS) to close on the previously announced transactions with affiliates of Brookfield Asset Management Inc. (NYSE: BAM) (TSX: BAM.A) (Euronext: BAMA) (Brookfield). The approval by CFIUS is the final regulatory approval required to consummate the $150 million preferred equity investment and the tender offer by Br