GB736491A - Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide - Google Patents

Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide

Info

Publication number
GB736491A
GB736491A GB1182050A GB1182050A GB736491A GB 736491 A GB736491 A GB 736491A GB 1182050 A GB1182050 A GB 1182050A GB 1182050 A GB1182050 A GB 1182050A GB 736491 A GB736491 A GB 736491A
Authority
GB
United Kingdom
Prior art keywords
pulp
chlorine
tower
chest
per cent
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
Application number
GB1182050A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellulose Development Corp Ltd
Original Assignee
Cellulose Development Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to NL93061D priority Critical patent/NL93061C/xx
Application filed by Cellulose Development Corp Ltd filed Critical Cellulose Development Corp Ltd
Priority to GB1182050A priority patent/GB736491A/en
Priority to DEC3910A priority patent/DE975571C/de
Priority to FR1043575D priority patent/FR1043575A/fr
Publication of GB736491A publication Critical patent/GB736491A/en
Expired legal-status Critical Current

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
    • 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)
GB1182050A 1950-05-11 1950-05-11 Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide Expired GB736491A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL93061D NL93061C (enrdf_load_stackoverflow) 1950-05-11
GB1182050A GB736491A (en) 1950-05-11 1950-05-11 Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide
DEC3910A DE975571C (de) 1950-05-11 1951-03-10 Verfahren zur einstufigen Chlorierung des Lignins von Zellstoffen in zwei Phasen
FR1043575D FR1043575A (fr) 1950-05-11 1951-05-04 Procédé et appareil pour traiter les matières fibreuses par le chlore gazeux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1182050A GB736491A (en) 1950-05-11 1950-05-11 Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide

Publications (1)

Publication Number Publication Date
GB736491A true GB736491A (en) 1955-09-07

Family

ID=9993286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1182050A Expired GB736491A (en) 1950-05-11 1950-05-11 Process and apparatus for treating vegetable fibrous materials with gaseous chlorine or chlorine dioxide

Country Status (4)

Country Link
DE (1) DE975571C (enrdf_load_stackoverflow)
FR (1) FR1043575A (enrdf_load_stackoverflow)
GB (1) GB736491A (enrdf_load_stackoverflow)
NL (1) NL93061C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996022418A1 (en) * 1995-01-16 1996-07-25 Grudinin, Alexandr Vladimirovich Method of treating a fibrous material with a chemical reagent and an apparatus for carrying out the said method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1642978A (en) * 1924-12-06 1927-09-20 Thorne Carl Busch Process for bleaching and like purposes
AT122478B (de) * 1924-12-06 1931-04-25 Carl Busch Thorne Verfahren und Vorrichtung zum Bleichen von Zellstoff und anderen Faserstoffmassen.
US1643566A (en) * 1925-10-16 1927-09-27 Thorne Carl Busch Process for bleaching and the like purposes
US1942622A (en) * 1928-04-27 1934-01-09 Mead Corp Paper manufacture
US1907548A (en) * 1928-09-25 1933-05-09 Paper Patents Co Process of subjecting fibers to the action of gases
DE515961C (de) * 1928-11-30 1931-01-16 Paper Patents Company Bleichturm fuer Faserstoffe, insbesondere Zellstoff
US2031485A (en) * 1931-05-20 1936-02-18 Paper Patents Co Method of bleaching pulp
AT142240B (de) * 1931-09-17 1935-06-25 Carl Busch Thorne Verfahren und Vorrichtung zum Bleichen und Reinigen von Zellstoff u. dgl.
US1989571A (en) * 1932-05-03 1935-01-29 Thorne Carl Busch Method of and apparatus for bleaching and refining pulp
DE725632C (de) * 1937-11-09 1942-09-30 Masch Fabriken Wagner Doerries Verfahren und Vorrichtung zum fortlaufenden Bleichen von Faserstoffen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996022418A1 (en) * 1995-01-16 1996-07-25 Grudinin, Alexandr Vladimirovich Method of treating a fibrous material with a chemical reagent and an apparatus for carrying out the said method
US5932067A (en) * 1995-01-16 1999-08-03 Vitaly Valerievich Pukanov Method and apparatus for processing a fibrous mass in a spiral shaped flow-typed tube cell

Also Published As

Publication number Publication date
FR1043575A (fr) 1953-11-10
DE975571C (de) 1962-01-25
NL93061C (enrdf_load_stackoverflow)

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