1. Research and development of processes for desalting water by freezing;Hendrickson,1956
2. Saline water conversion by direct freezing with butane;Karnofsky,1960
3. Desalting of seawater by freezing;Wiegandt,1968
4. 10,000,000 gallon per day secondary refrigerant desalting plant;Dravo Corp.,1973
5. Secondary refrigerant desalination process;Hoffman,1967