FR1062445A - Procédé de fabrication de pâte à papier semi-chimique - Google Patents

Procédé de fabrication de pâte à papier semi-chimique

Info

Publication number
FR1062445A
FR1062445A FR1062445DA FR1062445A FR 1062445 A FR1062445 A FR 1062445A FR 1062445D A FR1062445D A FR 1062445DA FR 1062445 A FR1062445 A FR 1062445A
Authority
FR
France
Prior art keywords
semi
manufacturing process
chemical pulp
pulp manufacturing
chemical
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
Other languages
English (en)
French (fr)
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.)
Zellsloff Fabrik Waldhof AG
Original Assignee
Zellsloff Fabrik Waldhof AG
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
Application filed by Zellsloff Fabrik Waldhof AG filed Critical Zellsloff Fabrik Waldhof AG
Application granted granted Critical
Publication of FR1062445A publication Critical patent/FR1062445A/fr
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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
FR1062445D 1951-02-28 1952-02-22 Procédé de fabrication de pâte à papier semi-chimique Expired FR1062445A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE300957X 1951-02-28

Publications (1)

Publication Number Publication Date
FR1062445A true FR1062445A (fr) 1954-04-23

Family

ID=6097037

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1062445D Expired FR1062445A (fr) 1951-02-28 1952-02-22 Procédé de fabrication de pâte à papier semi-chimique

Country Status (6)

Country Link
US (1) US2851355A (en, 2012)
BE (1) BE504423A (en, 2012)
CH (1) CH300957A (en, 2012)
FR (1) FR1062445A (en, 2012)
GB (1) GB736300A (en, 2012)
NL (1) NL90306C (en, 2012)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2906659A (en) * 1953-07-13 1959-09-29 Abitibi Power & Paper Co High yields bisulphite pulping process
US3013931A (en) * 1957-02-01 1961-12-19 Hawaiian Dev Company Ltd Printing paper and process of making the same
US3046184A (en) * 1958-12-31 1962-07-24 Kimberly Clark Co Manufacture of cellulosic products
US3088861A (en) * 1960-08-03 1963-05-07 Weyerhaeuser Co Method of manufacturing chemical pulp from lignocellulose material
US3069310A (en) * 1960-10-14 1962-12-18 Hammermill Paper Co Semichemical pulping process for soft woods
US3448003A (en) * 1966-01-03 1969-06-03 Dow Chemical Co On-stream cleaning of wood chip digesters using chelating agents
SE355614B (en, 2012) * 1970-05-13 1973-04-30 Mo Och Domsjoe Ab
WO2013165425A1 (en) 2012-05-03 2013-11-07 Empire Technology Development Llc Phosphonate-substituted lignin as a flame retardant
BR112017018968B1 (pt) 2015-03-11 2022-02-22 Andritz Inc Processos semi-químico de formação de polpa de materiais lignocelulósicos

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1244525A (en) * 1917-08-02 1917-10-30 Tsuneya Marusawa Process of manufacturing paper-pulp.
US1566118A (en) * 1925-03-21 1925-12-15 Citizens Of The United States Method for the prevention of corrosion in steel digesters
US1792510A (en) * 1925-07-01 1931-02-17 Brown Co Kraft-simulating pulp and process of producing same
US1859848A (en) * 1926-09-03 1932-05-24 Arthur M Hyde Production of fibrous pulp from vegetable material
US1891337A (en) * 1930-01-09 1932-12-20 Du Pont Process of producing cellulose
DE564738C (de) * 1931-01-09 1932-11-23 Patentaktiebolaget Groendal Ra Verfahren zur Herstellung von Sulfitzellstoff
GB400974A (en) * 1932-03-04 1933-11-06 Henry Dreyfus Improvements in or relating to the production of cellulosic materials or cellulose
US2564028A (en) * 1946-01-17 1951-08-14 Rayonier Inc Wood pulp digestion
BE496841A (en, 2012) * 1949-07-12

Also Published As

Publication number Publication date
US2851355A (en) 1958-09-09
BE504423A (en, 2012)
NL90306C (en, 2012)
CH300957A (de) 1954-08-31
GB736300A (en) 1955-09-07

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