1. Freezing and lyophilizing alters the structure of bentonite gels;Ahlrichs;Science,1962
2. Freezing processes for water conversion in U.S.A.;Barduhn,1965
3. Freeze and thawing as a technique for improving the dewaterability of aqueous suspensions;Baskerville;Filt. Separ.,1971
4. Sludge concentration by freezing;Benn;Water Sew. Works,1965
5. Disposal of sludge by freeze thaw processes;Benn;Filtr. Separ.,1969