US2870009A - Method and apparatus for the separation of liquids from cellulosic pulp - Google Patents

Method and apparatus for the separation of liquids from cellulosic pulp Download PDF

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Publication number
US2870009A
US2870009A US590218A US59021856A US2870009A US 2870009 A US2870009 A US 2870009A US 590218 A US590218 A US 590218A US 59021856 A US59021856 A US 59021856A US 2870009 A US2870009 A US 2870009A
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US
United States
Prior art keywords
pulp
tank
steam
pressure
conduit
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 - Lifetime
Application number
US590218A
Other languages
English (en)
Inventor
Johan C F C Richter
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.)
Metso Fiber Karlstad AB
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 US2870009A publication Critical patent/US2870009A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
    • F22B1/1892—Systems therefor not provided for in F22B1/1807 - F22B1/1861
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • 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
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/16—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being hot liquid or hot vapour, e.g. waste liquid, waste vapour

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
US590218A 1955-06-15 1956-06-08 Method and apparatus for the separation of liquids from cellulosic pulp Expired - Lifetime US2870009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2870009X 1955-06-15

Publications (1)

Publication Number Publication Date
US2870009A true US2870009A (en) 1959-01-20

Family

ID=20427603

Family Applications (1)

Application Number Title Priority Date Filing Date
US590218A Expired - Lifetime US2870009A (en) 1955-06-15 1956-06-08 Method and apparatus for the separation of liquids from cellulosic pulp

Country Status (3)

Country Link
US (1) US2870009A (de)
DE (1) DE1034472B (de)
FR (1) FR1153820A (de)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159527A (en) * 1961-10-16 1964-12-01 Spruce Falls Power & Paper Co Device for metering digester side relief liquor
US3215587A (en) * 1963-01-21 1965-11-02 Lummus Co Continuous process and apparatus for delignification of cellulosic material
US3446697A (en) * 1964-03-10 1969-05-27 Mo Och Domsjoe Ab Method of improving the drainage properties of high bark content wood pulp in the making of fiberboard
US4138311A (en) * 1977-02-10 1979-02-06 International Paper Company Method and apparatus for batch production of pulp including improved energy reclamation
US4274911A (en) * 1978-07-27 1981-06-23 Obbola Linerboard Aktiebolag Method of cooking cellulose material and preserving the heat and terpentine content of the cooking liquor
US20020129911A1 (en) * 2000-10-16 2002-09-19 Marcoccia Bruno S. Process and configuration for providing external upflow/internal downflow in a continuous digester
US6468006B1 (en) 1999-05-11 2002-10-22 Andritz, Inc. High pressure feeder having restriction ramp in high pressure inlet
US20030215293A1 (en) * 1999-05-11 2003-11-20 Andritz Inc. High pressure feeder having smooth pocket in rotor
US20090090477A1 (en) * 2005-09-27 2009-04-09 Metso Paper, Inc. Feeder

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129156C (de) * 1958-04-24
FR1229425A (fr) * 1958-07-09 1960-09-07 Kamyr Ab Procédé et installation pour la cuisson continue de la cellulose

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1991244A (en) * 1933-09-21 1935-02-12 Roza Corp De Method and apparatus for digesting cellulose bearing material
US2011799A (en) * 1934-10-08 1935-08-20 Roza Corp De Digesting apparatus
US2534324A (en) * 1945-07-02 1950-12-19 Hildebrandt Paul G Von Process for separating cooking liquor from pulp
AT175783B (de) * 1949-10-22 1953-08-10 Phrix Werke Ag Verfahren und Vorrichtung zum kontinuierlichen Kochen von cellulosehaltigem Material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE500693A (de) * 1939-11-21
FR906119A (fr) * 1943-04-05 1945-12-24 Procédé et dispositif pour la fabrication de cellulose, de préférence de cellulose au sulfate

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1991244A (en) * 1933-09-21 1935-02-12 Roza Corp De Method and apparatus for digesting cellulose bearing material
US2011799A (en) * 1934-10-08 1935-08-20 Roza Corp De Digesting apparatus
US2534324A (en) * 1945-07-02 1950-12-19 Hildebrandt Paul G Von Process for separating cooking liquor from pulp
AT175783B (de) * 1949-10-22 1953-08-10 Phrix Werke Ag Verfahren und Vorrichtung zum kontinuierlichen Kochen von cellulosehaltigem Material

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159527A (en) * 1961-10-16 1964-12-01 Spruce Falls Power & Paper Co Device for metering digester side relief liquor
US3215587A (en) * 1963-01-21 1965-11-02 Lummus Co Continuous process and apparatus for delignification of cellulosic material
US3446697A (en) * 1964-03-10 1969-05-27 Mo Och Domsjoe Ab Method of improving the drainage properties of high bark content wood pulp in the making of fiberboard
US4138311A (en) * 1977-02-10 1979-02-06 International Paper Company Method and apparatus for batch production of pulp including improved energy reclamation
US4274911A (en) * 1978-07-27 1981-06-23 Obbola Linerboard Aktiebolag Method of cooking cellulose material and preserving the heat and terpentine content of the cooking liquor
US6468006B1 (en) 1999-05-11 2002-10-22 Andritz, Inc. High pressure feeder having restriction ramp in high pressure inlet
US6616384B2 (en) 1999-05-11 2003-09-09 Andritz, Inc. High pressure feeder having smooth pocket in rotor
US20030215293A1 (en) * 1999-05-11 2003-11-20 Andritz Inc. High pressure feeder having smooth pocket in rotor
US20030231933A1 (en) * 1999-05-11 2003-12-18 Andritz Inc. High pressure feeder having smooth pocket in rotor
US6669410B2 (en) 1999-05-11 2003-12-30 Andritz Inc. High pressure feeder having smooth pocket in rotor
US20020129911A1 (en) * 2000-10-16 2002-09-19 Marcoccia Bruno S. Process and configuration for providing external upflow/internal downflow in a continuous digester
US20090090477A1 (en) * 2005-09-27 2009-04-09 Metso Paper, Inc. Feeder
US8025760B2 (en) 2005-09-27 2011-09-27 Metso Paper, Inc. Feeder

Also Published As

Publication number Publication date
FR1153820A (fr) 1958-03-21
DE1034472B (de) 1958-07-17

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