Mealey's (October 25, 2017, 11:31 AM EDT) -- WILMINGTON, Del. — Reorganized chemical conglomerate W.R. Grace & Co. will receive an additional $1.6 million tax refund from the U.S. government after a Delaware federal bankruptcy judge found Oct. 23 that the Internal Revenue Service used the wrong percentage rate when figuring the refund (In re: W.R. Grace & Co., et al., No. 01-01139, D. Del. Bkcy, 2017 Bankr. LEXIS 3679)....