FR2374464B1 - - Google Patents
Info
- Publication number
- FR2374464B1 FR2374464B1 FR7737644A FR7737644A FR2374464B1 FR 2374464 B1 FR2374464 B1 FR 2374464B1 FR 7737644 A FR7737644 A FR 7737644A FR 7737644 A FR7737644 A FR 7737644A FR 2374464 B1 FR2374464 B1 FR 2374464B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping processes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75044176A | 1976-12-14 | 1976-12-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2374464A1 FR2374464A1 (fr) | 1978-07-13 |
| FR2374464B1 true FR2374464B1 (hu) | 1981-02-27 |
Family
ID=25017887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7737644A Granted FR2374464A1 (fr) | 1976-12-14 | 1977-12-14 | Procede de delignification de produits lignocellulosiques au moyen d'une liqueur a la soude renfermant un compose ceto-cyclique et un compose aromatique nitre |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5374102A (hu) |
| AU (1) | AU504177B2 (hu) |
| BR (1) | BR7708249A (hu) |
| CA (1) | CA1094264A (hu) |
| DE (1) | DE2755769A1 (hu) |
| ES (1) | ES465038A1 (hu) |
| FI (1) | FI773771A (hu) |
| FR (1) | FR2374464A1 (hu) |
| NO (1) | NO774265L (hu) |
| NZ (1) | NZ185812A (hu) |
| SE (1) | SE7714129L (hu) |
| ZA (1) | ZA777226B (hu) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2925544A1 (de) * | 1979-06-25 | 1981-01-22 | Bayer Ag | Verfahren zur delignifizierung von lignocellulose-materialien |
| DE2941385A1 (de) * | 1979-10-12 | 1981-04-23 | Bayer Ag, 5090 Leverkusen | Dispersionen von nitroanthrachinonen, verfahren zu deren herstellung und ihre verwendung |
| CA2332897A1 (en) * | 1998-06-02 | 1999-12-09 | Ira A. Weinstock | Method for selectively delignifying lignocellulosic materials |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD98549A1 (hu) * | 1970-07-23 | 1973-06-20 | ||
| JPS51112903A (en) * | 1975-03-26 | 1976-10-05 | Honshu Paper Co Ltd | Process for digesting lignocellulose material with sulphites |
| JPS5143403A (en) * | 1974-10-09 | 1976-04-14 | Honshu Paper Co Ltd | Arukariparupuno seizohoho |
| FI51833C (hu) * | 1975-03-18 | 1978-01-24 | Ahlstroem Oy |
-
1977
- 1977-11-18 CA CA291,265A patent/CA1094264A/en not_active Expired
- 1977-11-23 AU AU30875/77A patent/AU504177B2/en not_active Expired
- 1977-11-29 NZ NZ185812A patent/NZ185812A/xx unknown
- 1977-12-05 ZA ZA00777226A patent/ZA777226B/xx unknown
- 1977-12-09 JP JP14733177A patent/JPS5374102A/ja active Granted
- 1977-12-12 BR BR7708249A patent/BR7708249A/pt unknown
- 1977-12-12 NO NO774265A patent/NO774265L/no unknown
- 1977-12-13 SE SE7714129A patent/SE7714129L/xx unknown
- 1977-12-13 FI FI773771A patent/FI773771A/fi not_active Application Discontinuation
- 1977-12-14 ES ES465038A patent/ES465038A1/es not_active Expired
- 1977-12-14 FR FR7737644A patent/FR2374464A1/fr active Granted
- 1977-12-14 DE DE19772755769 patent/DE2755769A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NZ185812A (en) | 1980-10-08 |
| BR7708249A (pt) | 1978-09-05 |
| DE2755769A1 (de) | 1978-06-15 |
| ES465038A1 (es) | 1978-12-01 |
| JPS5345402B2 (hu) | 1978-12-06 |
| FI773771A (fi) | 1978-06-15 |
| JPS5374102A (en) | 1978-07-01 |
| AU504177B2 (en) | 1979-10-04 |
| NO774265L (no) | 1978-06-15 |
| AU3087577A (en) | 1979-07-05 |
| ZA777226B (en) | 1978-09-27 |
| SE7714129L (sv) | 1978-06-15 |
| CA1094264A (en) | 1981-01-27 |
| FR2374464A1 (fr) | 1978-07-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |