FI71007C - Foerfarande foer torkning av traemassa - Google Patents

Foerfarande foer torkning av traemassa Download PDF

Info

Publication number
FI71007C
FI71007C FI783032A FI783032A FI71007C FI 71007 C FI71007 C FI 71007C FI 783032 A FI783032 A FI 783032A FI 783032 A FI783032 A FI 783032A FI 71007 C FI71007 C FI 71007C
Authority
FI
Finland
Prior art keywords
air
volume
burner
wood pulp
pulp
Prior art date
Application number
FI783032A
Other languages
English (en)
Finnish (fi)
Other versions
FI783032A (fi
FI71007B (fi
Inventor
Geoffrey Douglas Marsch
Original Assignee
Courtaulds 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
Application filed by Courtaulds Ltd filed Critical Courtaulds Ltd
Publication of FI783032A publication Critical patent/FI783032A/fi
Application granted granted Critical
Publication of FI71007B publication Critical patent/FI71007B/fi
Publication of FI71007C publication Critical patent/FI71007C/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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • D21C9/185—De-watering; Elimination of cooking or pulp-treating liquors from the pulp comprising at least one step where the pulp is suspended in a gaseous medium, e.g. flash drying
    • 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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Drying Of Solid Materials (AREA)
FI783032A 1977-10-06 1978-10-05 Foerfarande foer torkning av traemassa FI71007C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4159677 1977-10-06
GB4159677 1977-10-06

Publications (3)

Publication Number Publication Date
FI783032A FI783032A (fi) 1979-04-07
FI71007B FI71007B (fi) 1986-07-18
FI71007C true FI71007C (fi) 1986-10-27

Family

ID=10420432

Family Applications (1)

Application Number Title Priority Date Filing Date
FI783032A FI71007C (fi) 1977-10-06 1978-10-05 Foerfarande foer torkning av traemassa

Country Status (9)

Country Link
US (1) US4253822A (xx)
BR (1) BR7806583A (xx)
CA (1) CA1092804A (xx)
DE (1) DE2843296C2 (xx)
FI (1) FI71007C (xx)
FR (1) FR2405327A1 (xx)
IT (1) IT1160696B (xx)
NO (1) NO150924C (xx)
SE (1) SE7810441L (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4759777A (en) * 1987-11-10 1988-07-26 Bact Engineering, Inc. Decontamination of wood chip dryer gas
AUPQ022599A0 (en) * 1999-05-06 1999-06-03 Slrg Drying Co. Pty Ltd Method and apparatus for drying material
US6748671B1 (en) 2001-10-30 2004-06-15 Weyerhaeuser Company Process to produce dried singulated cellulose pulp fibers
US6769199B2 (en) * 2001-10-30 2004-08-03 Weyerhaeuser Company Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom
US6782637B2 (en) 2001-10-30 2004-08-31 Weyerhaeuser Company System for making dried singulated crosslinked cellulose pulp fibers
US7334347B2 (en) * 2001-10-30 2008-02-26 Weyerhaeuser Company Process for producing dried, singulated fibers using steam and heated air
US7018508B2 (en) * 2001-10-30 2006-03-28 Weyerhaeuser Company Process for producing dried singulated crosslinked cellulose pulp fibers
US6862819B2 (en) * 2001-10-30 2005-03-08 Weyerhaeuser Company System for producing dried singulated cellulose pulp fibers using a jet drier and injected steam
US7201825B2 (en) * 2002-10-25 2007-04-10 Weyerhaeuser Company Process for making a flowable and meterable densified fiber particle
CN1333225C (zh) * 2004-04-21 2007-08-22 夏银增 一种高效节能木材烘干窑
ES2373759T3 (es) * 2007-03-07 2012-02-08 Dsm Ip Assets B.V. Procedimiento para secar y purificar una mezcla de residuos de celulosa/plástico en partículas.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069784A (en) * 1958-05-19 1962-12-25 Courtaulds Ltd Preparation of wood pulp
US3256614A (en) * 1961-05-29 1966-06-21 D & S Engineering Ltd Plant for drying of finely divided material, especially wood pulp and cellulose
US3187441A (en) * 1961-08-15 1965-06-08 Buttner Werke Ag Elongated drum drier with drying gas distributing ducts
DE1729285A1 (de) * 1967-07-10 1971-06-16 Buettner Schilde Haas Ag Einrichtung zum Trocknen von Holzspaenen zur Herstellung von Spanplatten
US3604824A (en) * 1970-04-27 1971-09-14 Universal Oil Prod Co Thermal incineration unit
US3808090A (en) * 1970-10-01 1974-04-30 F Luhde Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere
DE2512603C2 (de) * 1975-03-21 1977-03-03 Siemens Ag Vorrichtung zur beseitigung von lackrueckstaenden

Also Published As

Publication number Publication date
US4253822A (en) 1981-03-03
FR2405327B1 (xx) 1983-06-10
FI783032A (fi) 1979-04-07
NO783377L (no) 1979-04-09
SE7810441L (sv) 1979-04-07
NO150924C (no) 1985-01-16
DE2843296A1 (de) 1979-04-12
IT1160696B (it) 1987-03-11
BR7806583A (pt) 1979-05-02
CA1092804A (en) 1981-01-06
DE2843296C2 (de) 1986-11-06
IT7869319A0 (it) 1978-10-06
NO150924B (no) 1984-10-01
FI71007B (fi) 1986-07-18
FR2405327A1 (fr) 1979-05-04

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MM Patent lapsed

Owner name: COURTAULDS LIMITED