Inventor
WALLISCH HEINZ
DE2 patents
Patents
2 patentsUS5500124AMar 19, 1996
Process for the purifying working-up of reaction media and/or wash media obtained during preparation of cellulose ethers
HOECHST AG10 citations70
US4672113AJun 9, 1987
Process for purifying aqueous distillation residues during the treatment of liquids in the preparation of cellulose ethers
HOECHST AG15 citations66