BE756225A - Procede de fabrication de pate cellulosique - Google Patents
Procede de fabrication de pate cellulosiqueInfo
- Publication number
- BE756225A BE756225A BE756225DA BE756225A BE 756225 A BE756225 A BE 756225A BE 756225D A BE756225D A BE 756225DA BE 756225 A BE756225 A BE 756225A
- Authority
- BE
- Belgium
- Prior art keywords
- manufacturing process
- dough manufacturing
- cellulosic
- cellulosic dough
- manufacturing
- Prior art date
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
- D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1452269A CH498244A (fr) | 1969-09-26 | 1969-09-26 | Procédé de fabrication de pâte cellulosique |
CH1819769A CH512635A (fr) | 1969-09-26 | 1969-12-05 | Procédé de fabrication de pâte cellulosique |
US7467170A | 1970-09-23 | 1970-09-23 | |
US341508A US3887426A (en) | 1969-09-26 | 1973-03-15 | Process for producing cellulose pulp by digestion with a diol or triol solvent and an aniline or phenol salt |
Publications (1)
Publication Number | Publication Date |
---|---|
BE756225A true BE756225A (fr) | 1971-03-01 |
Family
ID=27429570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE756225D BE756225A (fr) | 1969-09-26 | Procede de fabrication de pate cellulosique |
Country Status (9)
Country | Link |
---|---|
US (1) | US3887426A (xx) |
AT (1) | AT300544B (xx) |
BE (1) | BE756225A (xx) |
CA (1) | CA977505A (xx) |
CH (2) | CH498244A (xx) |
DE (1) | DE2046944A1 (xx) |
FR (1) | FR2063171B1 (xx) |
GB (1) | GB1328674A (xx) |
LU (1) | LU61717A1 (xx) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4135967A (en) * | 1969-09-26 | 1979-01-23 | Societe Generale De Brevets Industriels Et Ohimiques | Process for producing cellulose pulp by solid phase digestion |
US4017642A (en) * | 1975-07-28 | 1977-04-12 | George O. Orth | Process of making food for ruminant animals from wood and/or woody products |
CA1079008A (en) * | 1975-10-24 | 1980-06-10 | Cp Associates Limited | Solvent pulping process |
US4594130A (en) * | 1978-11-27 | 1986-06-10 | Chang Pei Ching | Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst |
US4329200A (en) * | 1980-06-02 | 1982-05-11 | Board Of Reagents, University Of Washington | Method and system for selective alkaline defiberization and delignification |
EP0472820B1 (en) * | 1990-08-17 | 1997-10-29 | Alcell Technologies Inc. | Continuous solvent pulping process |
JP7104507B2 (ja) * | 2017-11-08 | 2022-07-21 | アースリサイクル株式会社 | セルロースの分離方法 |
US20210230375A1 (en) * | 2018-11-07 | 2021-07-29 | Earthrecycle Co., Ltd. | Method for separating cellulose |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE370781A (xx) * | 1929-06-07 | |||
GB416558A (en) * | 1933-03-07 | 1934-09-07 | Henry Dreyfus | Improvements in the manufacture of cellulose from ligno-cellulosic materials |
US2772968A (en) * | 1951-06-06 | 1956-12-04 | Research Corp | Process of pulping cellulosic materials with triethylene glycol |
US2886483A (en) * | 1953-05-27 | 1959-05-12 | Rosenblads Patenter Ab | Heating system for cellulose digestion plants |
US3305432A (en) * | 1963-07-15 | 1967-02-21 | William R Matthews | Making of cellulose pulp |
US3255071A (en) * | 1963-10-25 | 1966-06-07 | Theodor N Kleinert | Process for production of alkali cellulose in the absence of an aqueous liquid phase |
US3428520A (en) * | 1965-08-12 | 1969-02-18 | Scott Paper Co | Pulping process with lignin recovery |
US3408268A (en) * | 1966-10-27 | 1968-10-29 | Jefferson Chem Co Inc | Recovery of spent glycol by distillation in the presence of water |
-
0
- BE BE756225D patent/BE756225A/xx unknown
-
1969
- 1969-09-26 CH CH1452269A patent/CH498244A/fr not_active IP Right Cessation
- 1969-12-05 CH CH1819769A patent/CH512635A/fr unknown
-
1970
- 1970-09-17 AT AT840870A patent/AT300544B/de not_active IP Right Cessation
- 1970-09-18 LU LU61717D patent/LU61717A1/xx unknown
- 1970-09-22 CA CA093,735A patent/CA977505A/en not_active Expired
- 1970-09-23 DE DE19702046944 patent/DE2046944A1/de active Pending
- 1970-09-24 FR FR707034610A patent/FR2063171B1/fr not_active Expired
- 1970-09-25 GB GB4588170A patent/GB1328674A/en not_active Expired
-
1973
- 1973-03-15 US US341508A patent/US3887426A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH512635A (fr) | 1971-09-15 |
US3887426A (en) | 1975-06-03 |
CA977505A (en) | 1975-11-11 |
AT300544B (de) | 1972-07-25 |
CH498244A (fr) | 1970-10-31 |
LU61717A1 (xx) | 1971-01-18 |
GB1328674A (en) | 1973-08-30 |
FR2063171A1 (xx) | 1971-07-09 |
FR2063171B1 (xx) | 1973-01-12 |
DE2046944A1 (de) | 1971-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE790547R (fr) | Procede de fabrication de copolymeres | |
BE746511A (fr) | Procede de fabrication de papier | |
BE800670Q (fr) | Procede de fabrication de viscose | |
BE771841A (fr) | Procede de fabrication de copolymeres | |
BE800878A (fr) | Procede de fabrication du polysaccharide | |
BE756225A (fr) | Procede de fabrication de pate cellulosique | |
BE753194A (fr) | Procede de fabrication de capsules pleines | |
BE748142A (fr) | Procede de fabrication d'electrodes | |
BE760119A (fr) | Procede de preparation du pentene-3-nitrile | |
BE746114A (fr) | Procede de fabrication de poly-beta-alanine | |
BE745450A (fr) | Procede de production de 4-alkylprolines | |
BE744521A (fr) | Procede de fabrication de carbonate de sodium | |
BE749004A (fr) | Procede de preparation de polypentenameres | |
BE753334A (fr) | Procede de fabrication de para-tertio-butylphenol | |
BE747551A (fr) | Procede de preparation de mercapto-2-ethanol | |
BE755928A (fr) | Procede de fabrication de supraconducteurs | |
BE751878A (fr) | Procede de fabrication du methanol | |
BE753905A (fr) | Procede de fabrication de diphenyles | |
BE758756A (fr) | Procede de fabrication de sulfitobetaines | |
BE754175A (fr) | Procede de fabrication de tripolyphosphates | |
BE754447A (fr) | Procede de fabrication de 5-alcoylidene-2- | |
BE750344A (fr) | Procede de fabrication de l'ethylene | |
BE752180A (fr) | Procede de fabrication de methanol | |
BE758923A (fr) | Procede de preparation de cis-polypentenameres | |
BE744021A (fr) | Procede de fabrication de beta-picoline |