FR2221575B1 - - Google Patents
Info
- Publication number
- FR2221575B1 FR2221575B1 FR7320260A FR7320260A FR2221575B1 FR 2221575 B1 FR2221575 B1 FR 2221575B1 FR 7320260 A FR7320260 A FR 7320260A FR 7320260 A FR7320260 A FR 7320260A FR 2221575 B1 FR2221575 B1 FR 2221575B1
- 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
- D21C7/00—Digesters
- D21C7/06—Feeding devices
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00339761A US3843468A (en) | 1973-03-12 | 1973-03-12 | Method and apparatus of a two zoned,liquid level controlled screening and feeding device for cellulose digestion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2221575A1 FR2221575A1 (fr) | 1974-10-11 |
| FR2221575B1 true FR2221575B1 (fr) | 1977-09-30 |
Family
ID=23330462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7320260A Expired FR2221575B1 (fr) | 1973-03-12 | 1973-06-04 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3843468A (fr) |
| JP (1) | JPS5212281B2 (fr) |
| CA (1) | CA994962A (fr) |
| DE (1) | DE2329074A1 (fr) |
| FI (1) | FI52365C (fr) |
| FR (1) | FR2221575B1 (fr) |
| IN (1) | IN141302B (fr) |
| NO (1) | NO136681C (fr) |
| SE (1) | SE404815B (fr) |
| ZA (1) | ZA733270B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4062722A (en) * | 1974-01-18 | 1977-12-13 | Carlos Ibanez Ajuria | Device for treating deformable particles with the counterflowing liquids |
| US5300195A (en) * | 1988-05-31 | 1994-04-05 | Kamyr Ab | Continuous vertical digester apparatus |
| US5795438A (en) * | 1996-11-04 | 1998-08-18 | Ahlstrom Machinery Inc. | Method and apparatus for feeding multiple digesters |
| US6103057A (en) * | 1997-06-11 | 2000-08-15 | Fagerlund; Bertil K. | Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor |
| SE519262E (sv) * | 2002-03-15 | 2008-01-08 | Kvaerner Pulping Tech | Förfarande för matning av cellulosaflis vid kontinuerlig kokning |
| US6582554B1 (en) | 2002-05-13 | 2003-06-24 | Andritz Inc. | Continuous digester having a sectioned top separator with multiple liquor extraction ports |
| JP2021178703A (ja) * | 2020-05-12 | 2021-11-18 | セイコーエプソン株式会社 | スクリューフィーダー、及び繊維構造体製造装置 |
-
1973
- 1973-03-12 US US00339761A patent/US3843468A/en not_active Expired - Lifetime
- 1973-04-30 CA CA170,103A patent/CA994962A/en not_active Expired
- 1973-05-15 ZA ZA733270A patent/ZA733270B/xx unknown
- 1973-05-19 IN IN1178/CAL/1973A patent/IN141302B/en unknown
- 1973-06-04 FR FR7320260A patent/FR2221575B1/fr not_active Expired
- 1973-06-07 DE DE2329074A patent/DE2329074A1/de active Pending
- 1973-06-26 JP JP48072732A patent/JPS5212281B2/ja not_active Expired
- 1973-07-09 FI FI732183A patent/FI52365C/fi active
- 1973-08-13 SE SE7311026A patent/SE404815B/xx unknown
- 1973-08-27 NO NO3367/73A patent/NO136681C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3843468A (en) | 1974-10-22 |
| IN141302B (fr) | 1977-02-12 |
| FR2221575A1 (fr) | 1974-10-11 |
| JPS5212281B2 (fr) | 1977-04-06 |
| NO136681B (fr) | 1977-07-11 |
| CA994962A (en) | 1976-08-17 |
| SE404815B (sv) | 1978-10-30 |
| JPS49117702A (fr) | 1974-11-11 |
| FI52365C (fi) | 1977-08-10 |
| NO136681C (no) | 1977-10-19 |
| FI52365B (fr) | 1977-05-02 |
| DE2329074A1 (de) | 1974-09-26 |
| ZA733270B (en) | 1974-04-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |