Number | Date | Country | Kind |
---|---|---|---|
60-292199 | Dec 1985 | JPX | |
61-59367 | Mar 1986 | JPX | |
61-103153 | May 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4127503 | Yoshikawa et al. | Nov 1978 | |
4230595 | Yamaji et al. | Oct 1980 | |
4766229 | Kobayashi et al. | Aug 1988 |
Number | Date | Country |
---|---|---|
54-438 | Jan 1979 | JPX |
54-11089 | Jan 1979 | JPX |
55-2273 | Jan 1980 | JPX |
55-109444 | Aug 1980 | JPX |
56-148271 | Nov 1981 | JPX |
Entry |
---|
Chem. Ab., 98(26):216394 (1983), B. A. Bolto et al., in Desalination, 42(3), p. 273, 1982. |