LT97175A
Method for manufacture of products containing disalts of formic acid
Abstract
The present invention relates to a method for manufacture of products containing disalts of formic acid. Potassium hydroxide, carbonate, bicarbonate or formate, sodium hydroxide, carbonate, bicarbonate or formate, cesium hydroxide, carbonate, bicarbonate or formate or ammonium formate or ammonia is mixed with formic acid at 40-100 DEG C, the mixture is cooled and centrifuged. The filtrate containing acid salt is collected. The filter cake is transported to a drier/mixer where other disalts, calcium formate and/or a desiccant can be added.
Term
Term ended
Projected expiry passed 7 November 2017, 8.9 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
49 members in 28 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 951885 | Norway | A | |
| 951885 | Norway | A | |
| 951885 | – | – | – |
| NO19950001885 | – | – | – |
Members49
| Document | Office | Kind | |
|---|---|---|---|
| NO951885D0 | Norway | D0 | |
| NO951885L | Norway | L | |
| CA2220700A1 | Canada | A1 | |
| WO9635657A1 | World Intellectual Property Organization (WIPO) | A1 | |
| AU5781796A | Australia | A | |
| NO300038B1 | Norway | B1 | |
| AR001930A1 | Argentina | A1 | |
| EP0824511A1 | European Patent Office (EPO) | A1 | |
| NZ308236A | New Zealand | A | |
| MX9708691A | Mexico | A | |
| CZ350797A3 | Czechia | A3 | |
| LT97175AThis record | Lithuania | A | |
| PL323532A1 | Poland | A1 | |
| SK150597A3 | Slovakia | A3 | |
| ES2114516T1 | Spain | T1 | |
| EA199700378A1 | Eurasian Patent Organization (EAPO) | A1 | |
| LT4352B | Lithuania | B | |
| CN1187807A | China | A | |
| BG102090A | Bulgaria | A | |
| DE824511T1 | Germany | T1 | |
| HU9802559A2 | Hungary | A2 | |
| HUP9802559A2 | Hungary | A2 | |
| KR19990014698A | Republic of Korea | A | |
| BR9608915A | Brazil | A | |
| EA000306B1 | Eurasian Patent Organization (EAPO) | B1 | |
| JPH11504935A | Japan | A | |
| AU709017B2 | Australia | B2 | |
| EP0824511B1 | European Patent Office (EPO) | B1 | |
| AT195715T | Austria | T | |
| ATE195715T1 | Austria | T1 | |
| DE69609958D1 | Germany | D1 | |
| US6137005A | United States of America | A | |
| ES2114516T3 | Spain | T3 | |
| HU9802559A3 | Hungary | A3 | |
| HUP9802559A3 | Hungary | A3 | |
| DK0824511T3 | Denmark | T3 | |
| PT824511E | Portugal | E | |
| GR3034874T3 | Greece | T3 | |
| DE69609958T2 | Germany | T2 | |
| UA46771C2 | Ukraine | C2 | |
| PL184260B1 | Poland | B1 | |
| SK282502B6 | Slovakia | B6 | |
| BG63776B1 | Bulgaria | B1 | |
| CZ292319B6 | Czechia | B6 | |
| CN1136181C | China | C | |
| KR100430459B1 | Republic of Korea | B1 | |
| RO119544B1 | Romania | B1 | |
| JP3834333B2 | Japan | B2 | |
| CA2220700C | Canada | C |
3 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Lapsed patentsLapsedMM9A | MM9A | |
| Transfer of patentsPC9A | PC9A | |
| Transfer of patentsPC9A | PC9A |
Numbers
- Publication, DOCDB
- 97175
- Publication, EPODOC
- LT97175
- Application
- 97175
- Application, DOCDB
- 97175
- Application, EPODOC
- LT19970000175
Titles2
- English
- METHOD FOR MANUFACTURE OF PRODUCTS CONTAINING DISALTS OF FORMIC ACID
- Lithuanian
- PRODUKTŲ, TURINČIŲ DVIGUBAS SKRUZDŽIŲ RŪGŠTIES DRUSKAS, GAMYBOS BŪDAS
Classification
- CPC, 3
- C07C51/412
- C07C53/06
- C07C55/00
- IPC, 4
- C07C51 41
- C07C53 06
- A23K1 16
- C07C55 00