DD21220A - - Google Patents
Info
- Publication number
- DD21220A DD21220A DD21220DA DD21220A DD 21220 A DD21220 A DD 21220A DD 21220D A DD21220D A DD 21220DA DD 21220 A DD21220 A DD 21220A
- Authority
- DD
- German Democratic Republic
Links
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD21220A true DD21220A (pl) |
Family
ID=231317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD21220D DD21220A (pl) |
Country Status (1)
| Country | Link |
|---|---|
| DD (1) | DD21220A (pl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0442401A1 (de) * | 1990-02-15 | 1991-08-21 | Hoechst Aktiengesellschaft | Verfahren zur Gewinnung annähernd fluoreszenzfreier Xanthine |
-
0
- DD DD21220D patent/DD21220A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0442401A1 (de) * | 1990-02-15 | 1991-08-21 | Hoechst Aktiengesellschaft | Verfahren zur Gewinnung annähernd fluoreszenzfreier Xanthine |
| US5144033A (en) * | 1990-02-15 | 1992-09-01 | Hoechst Aktiengesellschaft | Process for obtaining almost fluorescence-free xanthines |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE21220C (de) | Neuerungen an rotirenden Oefen | |
| DE138444C (pl) | ||
| US5144033A (en) | Process for obtaining almost fluorescence-free xanthines | |
| GB190504959A (en) | Manufacture of Soluble Compounds of Theobromine. | |
| GB302207A (en) | Process for the extraction of theo-bromine | |
| DD21220A (pl) |