FR688124A - Improvements in papermaking - Google Patents
Improvements in papermakingInfo
- Publication number
- FR688124A FR688124A FR688124DA FR688124A FR 688124 A FR688124 A FR 688124A FR 688124D A FR688124D A FR 688124DA FR 688124 A FR688124 A FR 688124A
- Authority
- FR
- France
- Prior art keywords
- papermaking
- Prior art date
- 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
- D21C3/26—Multistage processes
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB26218/29A GB339334A (en) | 1929-08-28 | 1929-08-28 | Improvements in or relating to the manufacture of paper and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
FR688124A true FR688124A (en) | 1930-08-19 |
Family
ID=10240185
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR681218D Expired FR681218A (en) | 1929-08-28 | 1929-09-02 | Developments in papermaking and the like |
FR688124D Expired FR688124A (en) | 1929-08-28 | 1929-12-24 | Improvements in papermaking |
FR688125D Expired FR688125A (en) | 1929-08-28 | 1929-12-24 | Developments in papermaking and the like |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR681218D Expired FR681218A (en) | 1929-08-28 | 1929-09-02 | Developments in papermaking and the like |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR688125D Expired FR688125A (en) | 1929-08-28 | 1929-12-24 | Developments in papermaking and the like |
Country Status (3)
Country | Link |
---|---|
US (4) | US1843465A (en) |
FR (3) | FR681218A (en) |
GB (4) | GB339599A (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE748949C (en) * | 1938-01-26 | 1944-11-14 | Margarete Possanner Von Ehrent | Process for producing semi-pulp or cellulose |
US2516664A (en) * | 1944-10-16 | 1950-07-25 | West Virginia Pulp & Paper Co | Hypochlorite bleaching of ground wood |
US2435566A (en) * | 1944-10-16 | 1948-02-10 | West Virginia Pulp & Paper Co | Peroxide bleaching of ground wood |
NL129513C (en) * | 1946-01-01 | |||
US2719788A (en) * | 1949-11-14 | 1955-10-04 | Mo Och Domsjoe Ab | Producing bleached sulphite pulp with high strength properties from hardwoods |
US2730426A (en) * | 1951-06-20 | 1956-01-10 | Cellulose Dev Corp Ltd | Treating vegetable fibrous material with chlorine gas |
US2872314A (en) * | 1954-07-12 | 1959-02-03 | Waldorf Paper Products Co | Method of making pulp |
US2947655A (en) * | 1955-04-21 | 1960-08-02 | Bauer Bros Co | Method of producing wood pulp |
US2858213A (en) * | 1956-04-20 | 1958-10-28 | Condi Engineering Corp | Wood chip digestion |
US3016324A (en) * | 1957-03-07 | 1962-01-09 | Bauer Bros Co | Method and apparatus for producing wood pulp |
US3035963A (en) * | 1958-02-19 | 1962-05-22 | Lummus Co | Process for the continuous digestion of cellulosic materials |
US3092537A (en) * | 1959-06-05 | 1963-06-04 | Cons Paper Corp Ltd | Flameproofing of organic materials |
US3819470A (en) * | 1971-06-18 | 1974-06-25 | Scott Paper Co | Modified cellulosic fibers and method for preparation thereof |
NO137651C (en) * | 1975-10-31 | 1978-03-29 | Myrens Verksted As | PROCEDURE AND APPARATUS FOR CONTINUOUS TREATMENT OF FINDEL FIBER MATERIAL OR CELLULOSIZED MASS WITH GAS WITHOUT COVER. |
US4560572A (en) * | 1981-08-19 | 1985-12-24 | Sharkey Watanabe | Citrus fruit processing and food product |
US4746404A (en) * | 1984-05-01 | 1988-05-24 | Laakso Oliver A | Chip presteaming and air washing |
CN107130456B (en) * | 2016-02-29 | 2021-05-07 | 山东泉林纸业有限责任公司 | Continuous cooking method and device for grass raw materials |
CN109112873A (en) * | 2018-08-13 | 2019-01-01 | 薛润林 | The method of twin-screw extruder production purified cotton |
-
1928
- 1928-04-27 US US273241A patent/US1843465A/en not_active Expired - Lifetime
- 1928-12-29 US US329080A patent/US1843466A/en not_active Expired - Lifetime
- 1928-12-29 US US329081A patent/US1843467A/en not_active Expired - Lifetime
- 1928-12-29 US US329082A patent/US1880587A/en not_active Expired - Lifetime
-
1929
- 1929-08-28 GB GB31330/30A patent/GB339599A/en not_active Expired
- 1929-08-28 GB GB26218/29A patent/GB339334A/en not_active Expired
- 1929-09-02 FR FR681218D patent/FR681218A/en not_active Expired
- 1929-12-07 GB GB37578/29A patent/GB341226A/en not_active Expired
- 1929-12-07 GB GB37577/29A patent/GB347096A/en not_active Expired
- 1929-12-24 FR FR688124D patent/FR688124A/en not_active Expired
- 1929-12-24 FR FR688125D patent/FR688125A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR688125A (en) | 1930-08-19 |
GB339599A (en) | 1930-11-28 |
US1843465A (en) | 1932-02-02 |
US1843467A (en) | 1932-02-02 |
GB347096A (en) | 1931-04-07 |
US1880587A (en) | 1932-10-04 |
GB341226A (en) | 1931-01-15 |
FR681218A (en) | 1930-05-12 |
US1843466A (en) | 1932-02-02 |
GB339334A (en) | 1930-11-28 |
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