GB2393502B - A drying system for processing pulp into singulated dried fibers - Google Patents

A drying system for processing pulp into singulated dried fibers

Info

Publication number
GB2393502B
GB2393502B GB0317214A GB0317214A GB2393502B GB 2393502 B GB2393502 B GB 2393502B GB 0317214 A GB0317214 A GB 0317214A GB 0317214 A GB0317214 A GB 0317214A GB 2393502 B GB2393502 B GB 2393502B
Authority
GB
United Kingdom
Prior art keywords
drying system
dried fibers
processing pulp
singulated dried
singulated
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 - Fee Related
Application number
GB0317214A
Other versions
GB2393502A (en
GB0317214D0 (en
Inventor
Michael David Vrbanac
Ramon Charles Dezutter
Brian Wester
Michael James Yancey
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.)
Weyerhaeuser Co
Original Assignee
Weyerhaeuser Co
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 claimed from US09/998,143 external-priority patent/US6748671B1/en
Application filed by Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of GB0317214D0 publication Critical patent/GB0317214D0/en
Publication of GB2393502A publication Critical patent/GB2393502A/en
Application granted granted Critical
Publication of GB2393502B publication Critical patent/GB2393502B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/18—Waste materials; Refuse organic
    • C04B18/24—Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper, cork
    • C04B18/241—Paper, e.g. waste paper; Paper pulp
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/10—Crosslinking of cellulose
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • 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
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • D21H15/04—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration crimped, kinked, curled or twisted fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/04—Physical treatment, e.g. heating, irradiating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
    • F26B17/101—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis
    • F26B17/103—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis with specific material feeding arrangements, e.g. combined with disintegrating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/10—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour carrying the materials or objects to be dried with it
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete
GB0317214A 2001-10-30 2002-10-30 A drying system for processing pulp into singulated dried fibers Expired - Fee Related GB2393502B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/998,143 US6748671B1 (en) 2001-10-30 2001-10-30 Process to produce dried singulated cellulose pulp fibers
GB0225234A GB2382643B (en) 2001-10-30 2002-10-30 A process for producing singulated pulp fibers

Publications (3)

Publication Number Publication Date
GB0317214D0 GB0317214D0 (en) 2003-08-27
GB2393502A GB2393502A (en) 2004-03-31
GB2393502B true GB2393502B (en) 2006-01-18

Family

ID=31948048

Family Applications (4)

Application Number Title Priority Date Filing Date
GB0317215A Withdrawn GB2393503A (en) 2001-10-30 2002-10-30 Dried singulated pulp fibres
GB0317213A Withdrawn GB2393501A (en) 2001-10-30 2002-10-30 Dried singulated pulp fibres
GB0317214A Expired - Fee Related GB2393502B (en) 2001-10-30 2002-10-30 A drying system for processing pulp into singulated dried fibers
GB0317212A Expired - Fee Related GB2393740B (en) 2001-10-30 2002-10-30 Process to produce dried singulated cellulose pulp fibers

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0317215A Withdrawn GB2393503A (en) 2001-10-30 2002-10-30 Dried singulated pulp fibres
GB0317213A Withdrawn GB2393501A (en) 2001-10-30 2002-10-30 Dried singulated pulp fibres

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0317212A Expired - Fee Related GB2393740B (en) 2001-10-30 2002-10-30 Process to produce dried singulated cellulose pulp fibers

Country Status (1)

Country Link
GB (4) GB2393503A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7201825B2 (en) * 2002-10-25 2007-04-10 Weyerhaeuser Company Process for making a flowable and meterable densified fiber particle
CN100343606C (en) * 2005-07-01 2007-10-17 山东天力干燥设备有限公司 Antibiotic thallus dregs dyring process

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367670A (en) * 1970-12-31 1974-09-18 Honshu Paper Co Ltd Process for the production of disposable diapers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB861106A (en) * 1958-03-27 1961-02-15 Louis Hubault Improvements in devices for the drying of pulverulent materials
GB875684A (en) * 1958-07-24 1961-08-23 British American Tobacco Co Method for the drying of tobacco
GB892220A (en) * 1958-07-24 1962-03-21 British American Tobacco Co Improvements relating to drying chambers
NL112337C (en) * 1958-10-01
US4204055A (en) * 1975-10-20 1980-05-20 S. A. Beghin-Say Cross-linked cellulose fibers
US4494556A (en) * 1982-06-24 1985-01-22 Brown & Williamson Tobacco Corporation Pneumatic conveying tobacco drying apparatus
US5190563A (en) * 1989-11-07 1993-03-02 The Proctor & Gamble Co. Process for preparing individualized, polycarboxylic acid crosslinked fibers
US5384012A (en) * 1993-02-12 1995-01-24 James River Corporation Of Virginia Process for crosslinking of cellulosic fibers
GB2367352A (en) * 2000-09-28 2002-04-03 Dickinson Legg Ltd Air leakage elimination for continuous stream dryers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367670A (en) * 1970-12-31 1974-09-18 Honshu Paper Co Ltd Process for the production of disposable diapers

Also Published As

Publication number Publication date
GB2393740B (en) 2006-03-01
GB0317213D0 (en) 2003-08-27
GB2393503A (en) 2004-03-31
GB2393502A (en) 2004-03-31
GB0317215D0 (en) 2003-08-27
GB2393501A (en) 2004-03-31
GB2393740A (en) 2004-04-07
GB0317214D0 (en) 2003-08-27
GB0317212D0 (en) 2003-08-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081030