FI44514B - - Google Patents

Info

Publication number
FI44514B
FI44514B FI2609/64A FI260964A FI44514B FI 44514 B FI44514 B FI 44514B FI 2609/64 A FI2609/64 A FI 2609/64A FI 260964 A FI260964 A FI 260964A FI 44514 B FI44514 B FI 44514B
Authority
FI
Finland
Application number
FI2609/64A
Other languages
Finnish (fi)
Inventor
O Laakso
Original Assignee
Kamyr Ab
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 Kamyr Ab filed Critical Kamyr Ab
Application granted granted Critical
Publication of FI44514B publication Critical patent/FI44514B/fi

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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI2609/64A 1963-12-13 1964-12-10 FI44514B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1386963 1963-12-13

Publications (1)

Publication Number Publication Date
FI44514B true FI44514B (en) 1971-08-02

Family

ID=20298140

Family Applications (1)

Application Number Title Priority Date Filing Date
FI2609/64A FI44514B (en) 1963-12-13 1964-12-10

Country Status (3)

Country Link
US (1) US3425898A (en)
DE (1) DE1517149A1 (en)
FI (1) FI44514B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE325771B (en) * 1967-06-20 1970-07-06 Svenska Cellulosa Ab
US3874991A (en) * 1968-08-23 1975-04-01 Westvaco Corp Polysulfide impregnation of lignocellulosic materials in a continuous digester
US5192396A (en) * 1988-12-20 1993-03-09 Kamyr Ab Process for the continuous digestion of cellulosic fiber material
SE468053B (en) * 1988-12-20 1992-10-26 Kamyr Ab SET ON CONTINUOUS DISSOLUTION COOKING OF CELLULOSIC FIBER MATERIAL
CA2030090A1 (en) * 1990-08-17 1992-02-18 Bertil Stromberg Sulfite modified continuous digesting
US5536366A (en) * 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling
AU704580B2 (en) * 1993-05-04 1999-04-29 Kamyr Inc. Dissolved solids control in pulp protection
US5489363A (en) * 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
AU3562297A (en) * 1997-06-25 1999-01-04 Kvaerner Pulping Ab Method in connection with the pretreatment of comminuted fibrous material
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US942403A (en) * 1908-11-25 1909-12-07 John H Mccoy Apparatus for distributing building material.
US1683262A (en) * 1927-04-19 1928-09-04 Brown Co Process of chemically treating and washing pulp
US2772138A (en) * 1952-12-31 1956-11-27 Hercules Powder Co Ltd Continuous bleaching process
US3081218A (en) * 1960-03-18 1963-03-12 Harold R Ambuehl Continuous pulping process for the production of paper products
NO118248B (en) * 1961-12-23 1969-12-01 Kamyr Ab
NO115278B (en) * 1962-03-03 1968-09-09 Kamyr Ab
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping

Also Published As

Publication number Publication date
US3425898A (en) 1969-02-04
DE1517149A1 (en) 1969-03-13

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