PL198890A1 - Sposob wytwarzania kwasu 7-amino-4-hydroksynaftalenosulfonowego - Google Patents
Sposob wytwarzania kwasu 7-amino-4-hydroksynaftalenosulfonowegoInfo
- Publication number
- PL198890A1 PL198890A1 PL19889077A PL19889077A PL198890A1 PL 198890 A1 PL198890 A1 PL 198890A1 PL 19889077 A PL19889077 A PL 19889077A PL 19889077 A PL19889077 A PL 19889077A PL 198890 A1 PL198890 A1 PL 198890A1
- Authority
- PL
- Poland
- Prior art keywords
- hydroxnaphalenesulphonic
- amino
- acid
- manufacturing
- hydroxnaphalenesulphonic acid
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69667176A | 1976-06-16 | 1976-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL198890A1 true PL198890A1 (pl) | 1978-03-13 |
Family
ID=24798080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19889077A PL198890A1 (pl) | 1976-06-16 | 1977-06-15 | Sposob wytwarzania kwasu 7-amino-4-hydroksynaftalenosulfonowego |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS52153950A (pl) |
| BR (1) | BR7703898A (pl) |
| DD (1) | DD131017A5 (pl) |
| DE (1) | DE2726127A1 (pl) |
| FR (1) | FR2355003A1 (pl) |
| IT (1) | IT1078453B (pl) |
| NL (1) | NL7706303A (pl) |
| PL (1) | PL198890A1 (pl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2732291A1 (de) * | 1977-07-16 | 1979-02-01 | Bayer Ag | Verfahren zur herstellung von 1-amino-8-naphthol-3,6-disulfonsaeure (h-saeure) |
-
1977
- 1977-06-03 IT IT4970977A patent/IT1078453B/it active
- 1977-06-08 NL NL7706303A patent/NL7706303A/xx not_active Application Discontinuation
- 1977-06-10 DE DE19772726127 patent/DE2726127A1/de active Pending
- 1977-06-15 FR FR7718383A patent/FR2355003A1/fr not_active Withdrawn
- 1977-06-15 PL PL19889077A patent/PL198890A1/pl not_active IP Right Cessation
- 1977-06-15 BR BR7703898A patent/BR7703898A/pt unknown
- 1977-06-16 DD DD19952077A patent/DD131017A5/xx unknown
- 1977-06-16 JP JP7056877A patent/JPS52153950A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1078453B (it) | 1985-05-08 |
| DE2726127A1 (de) | 1977-12-29 |
| BR7703898A (pt) | 1978-04-25 |
| NL7706303A (nl) | 1977-12-20 |
| DD131017A5 (de) | 1978-05-24 |
| FR2355003A1 (fr) | 1978-01-13 |
| JPS52153950A (en) | 1977-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Decisions on the lapse of the protection rights |
Effective date: 20050718 |