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FR1217978A - Method and installation for the treatment of materials, such as wood chips, during the manufacture of pulp - Google Patents

Method and installation for the treatment of materials, such as wood chips, during the manufacture of pulp

Info

Publication number
FR1217978A
FR1217978A FR782218A FR782218A FR1217978A FR 1217978 A FR1217978 A FR 1217978A FR 782218 A FR782218 A FR 782218A FR 782218 A FR782218 A FR 782218A FR 1217978 A FR1217978 A FR 1217978A
Authority
FR
France
Prior art keywords
pulp
manufacture
installation
treatment
materials
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
FR782218A
Other languages
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.)
Sprout Waldron & Co
Sprout Waldron and Co Inc
Original Assignee
Sprout Waldron & Co
Sprout Waldron and Co Inc
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 Sprout Waldron & Co, Sprout Waldron and Co Inc filed Critical Sprout Waldron & Co
Application granted granted Critical
Publication of FR1217978A publication Critical patent/FR1217978A/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
    • D21C7/00—Digesters
    • 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
    • D21C3/24—Continuous 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge devices
FR782218A 1957-12-18 1958-12-18 Method and installation for the treatment of materials, such as wood chips, during the manufacture of pulp Expired FR1217978A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US703589A US2993537A (en) 1957-12-18 1957-12-18 Pulp manufacture

Publications (1)

Publication Number Publication Date
FR1217978A true FR1217978A (en) 1960-05-06

Family

ID=24825986

Family Applications (3)

Application Number Title Priority Date Filing Date
FR782216A Expired FR1217976A (en) 1957-12-18 1958-12-18 Device for the continuous extraction of materials from a pressure vessel, such as a digester
FR782218A Expired FR1217978A (en) 1957-12-18 1958-12-18 Method and installation for the treatment of materials, such as wood chips, during the manufacture of pulp
FR782215A Expired FR1217975A (en) 1957-12-18 1958-12-18 Continuously working cleaner

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR782216A Expired FR1217976A (en) 1957-12-18 1958-12-18 Device for the continuous extraction of materials from a pressure vessel, such as a digester

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR782215A Expired FR1217975A (en) 1957-12-18 1958-12-18 Continuously working cleaner

Country Status (2)

Country Link
US (1) US2993537A (en)
FR (3) FR1217976A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3332836A (en) * 1964-08-28 1967-07-25 American Defibrator Continuous impregnation and digestion apparatus for the production of wood pulp
US3434920A (en) * 1965-10-07 1969-03-25 Frank B K Green Apparatus for continuous digesting
US3617433A (en) * 1968-05-15 1971-11-02 Douglas G Sutherland Defibering discharger for continuous digesters
US4152197A (en) * 1974-09-23 1979-05-01 Mo Och Domsjo Ab Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion
EP0038373B1 (en) * 1980-04-23 1984-08-22 Stake Technology Ltd. Apparatus and method for discharge of pressure cooked particulate or fibrous material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008892A (en) * 1932-03-29 1935-07-23 Defibrator Ab Method of manufacture of pulp
NL84387C (en) * 1949-07-26
US2694426A (en) * 1951-10-23 1954-11-16 Cincinnati Butchers Supply Co Plate and spider assembly for material grinding machines

Also Published As

Publication number Publication date
US2993537A (en) 1961-07-25
FR1217976A (en) 1960-05-06
FR1217975A (en) 1960-05-06

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