JPS5530497A - Method and apparatus for removing ash of fiber suspension - Google Patents

Method and apparatus for removing ash of fiber suspension

Info

Publication number
JPS5530497A
JPS5530497A JP10490679A JP10490679A JPS5530497A JP S5530497 A JPS5530497 A JP S5530497A JP 10490679 A JP10490679 A JP 10490679A JP 10490679 A JP10490679 A JP 10490679A JP S5530497 A JPS5530497 A JP S5530497A
Authority
JP
Japan
Prior art keywords
fiber suspension
removing ash
ash
suspension
fiber
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.)
Pending
Application number
JP10490679A
Other languages
Japanese (ja)
Inventor
Zeebu Furitsutsu
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.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Publication of JPS5530497A publication Critical patent/JPS5530497A/en
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils
    • 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
    • Y02W30/64—Paper recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
JP10490679A 1978-08-18 1979-08-17 Method and apparatus for removing ash of fiber suspension Pending JPS5530497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2836186A DE2836186C2 (en) 1978-08-18 1978-08-18 Process and device for ash removal from pulp suspensions in waste paper processing

Publications (1)

Publication Number Publication Date
JPS5530497A true JPS5530497A (en) 1980-03-04

Family

ID=6047363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10490679A Pending JPS5530497A (en) 1978-08-18 1979-08-17 Method and apparatus for removing ash of fiber suspension

Country Status (8)

Country Link
JP (1) JPS5530497A (en)
DE (1) DE2836186C2 (en)
FI (1) FI792542A7 (en)
FR (1) FR2433609A1 (en)
GB (1) GB2030186A (en)
IT (1) IT7968579A0 (en)
NL (1) NL7906062A (en)
SE (1) SE7906776L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006159047A (en) * 2004-12-06 2006-06-22 Mitsubishi Electric Corp Specific gravity sorting method for mixed crushed material and specific gravity sorting device for mixed crushed material

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS220858B1 (en) * 1978-12-06 1983-04-29 Marcel Lalak Method of treating the waste paper
DE2908660C2 (en) * 1979-03-06 1984-02-09 J.M. Voith Gmbh, 7920 Heidenheim Process and system for the recovery of a pulp suspension from mixed waste paper
EP0067912B1 (en) * 1981-06-19 1986-04-16 The Black Clawson Company Paper making stock screen and a system for treating paper making stock
IT1155310B (en) * 1982-04-19 1987-01-28 Jean Marie Clement PROCESS FOR THE RECYCLING PROCESS OF PAPER PRINTED FROM MACERO
CH665859A5 (en) * 1984-12-19 1988-06-15 Escher Wyss Gmbh METHOD AND DEVICE FOR REMOVING IMPURITIES FROM WASTE PAPER.
DE4034054C1 (en) * 1990-10-26 1992-04-02 Feldmuehle Ag, 4000 Duesseldorf, De
AT412216B (en) 2003-01-24 2004-11-25 Andritz Ag Maschf METHOD AND DEVICE FOR VENTILATING SUSPENSIONS
AT501868B1 (en) 2005-06-13 2007-04-15 Andritz Ag Maschf METHOD FOR THE RECYCLING OF FILLERS AND PIGMENTS OF PAPER, PAPER OR CARTON MANUFACTURING
EP3260596B1 (en) * 2016-06-23 2018-10-31 Valmet Technologies Oy Deashing system and deashing method
CN110878484B (en) * 2019-12-16 2021-06-01 临朐玉龙造纸有限公司 Wet pulp sand removing system and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4519043Y1 (en) * 1967-05-31 1970-08-03
JPS5328524A (en) * 1976-08-30 1978-03-16 Hitachi Metals Ltd Device for pulling out ingot

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR670419A (en) * 1928-09-22 1929-11-28 Process for mechanically wet sorting and dissolving, as well as for subsequent sorting of old paper, waste cardboard, milled wood, cellulose and other paper semi-products in a single work cycle
DE617684C (en) * 1931-11-06 1935-08-23 Hugo Rumpe Method and device for sifting, cleaning and opening up plant fiber waste, in particular for processing waste paper
DE1295344B (en) * 1964-06-12 1969-05-14 Voith Gmbh J M Sifter for fiber suspensions
DE1761132A1 (en) * 1968-04-05 1971-04-15 Voith Gmbh J M Sifter for cleaning fiber suspensions, especially in the pulp, wood pulp and paper industries

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4519043Y1 (en) * 1967-05-31 1970-08-03
JPS5328524A (en) * 1976-08-30 1978-03-16 Hitachi Metals Ltd Device for pulling out ingot

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006159047A (en) * 2004-12-06 2006-06-22 Mitsubishi Electric Corp Specific gravity sorting method for mixed crushed material and specific gravity sorting device for mixed crushed material

Also Published As

Publication number Publication date
SE7906776L (en) 1980-02-19
FR2433609A1 (en) 1980-03-14
DE2836186C2 (en) 1980-02-07
DE2836186B1 (en) 1979-05-03
IT7968579A0 (en) 1979-07-27
FI792542A7 (en) 1981-01-01
NL7906062A (en) 1980-02-20
GB2030186A (en) 1980-04-02

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