Number | Date | Country | Kind |
---|---|---|---|
43 16 540.0 | May 1993 | DEX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/EP94/01413 | 5/4/1994 | 10/27/1995 | 10/27/1995 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO94/26406 | 11/24/1994 |
Number | Name | Date | Kind |
---|---|---|---|
4190457 | McDaniel | Feb 1980 | |
4970397 | Green et al. | Nov 1990 | |
5081163 | Pekala | Jan 1992 |
Number | Date | Country |
---|---|---|
1 189 052 | Jun 1985 | CAX |
0 171 722 | Feb 1986 | EPX |
Entry |
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Chemical Abstracts, vol. 80, No. 10, 11 Mar. 1974, Columbus, Ohio; Abstract No. 52623b, Butsko `Effect of an electric field on silica gel structure`. |