JPH0366436B2 - - Google Patents

Info

Publication number
JPH0366436B2
JPH0366436B2 JP23461490A JP23461490A JPH0366436B2 JP H0366436 B2 JPH0366436 B2 JP H0366436B2 JP 23461490 A JP23461490 A JP 23461490A JP 23461490 A JP23461490 A JP 23461490A JP H0366436 B2 JPH0366436 B2 JP H0366436B2
Authority
JP
Japan
Prior art keywords
ash
fibers
downstream roll
roll
belt
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
JP23461490A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0397988A (ja
Inventor
Daburyuu Noosu Maaru
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.)
Beloit Corp
Original Assignee
Beloit Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23598804&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0366436(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Beloit Corp filed Critical Beloit Corp
Publication of JPH0397988A publication Critical patent/JPH0397988A/ja
Publication of JPH0366436B2 publication Critical patent/JPH0366436B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/465—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element take-off rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/64—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
    • B01D33/646—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression by pressure rollers
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
JP2234614A 1989-09-07 1990-09-06 再パルプ化された廃棄紙から灰を除去する装置及び方法 Granted JPH0397988A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/404,247 US5045181A (en) 1989-09-07 1989-09-07 Apparatus for removing ash from repulped wastepaper
US404247 1989-09-07

Publications (2)

Publication Number Publication Date
JPH0397988A JPH0397988A (ja) 1991-04-23
JPH0366436B2 true JPH0366436B2 (Direct) 1991-10-17

Family

ID=23598804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2234614A Granted JPH0397988A (ja) 1989-09-07 1990-09-06 再パルプ化された廃棄紙から灰を除去する装置及び方法

Country Status (8)

Country Link
US (1) US5045181A (Direct)
EP (1) EP0417030B1 (Direct)
JP (1) JPH0397988A (Direct)
KR (1) KR0183400B1 (Direct)
BR (1) BR9004388A (Direct)
CA (1) CA2024233C (Direct)
DE (1) DE69010123T2 (Direct)
FI (1) FI95604C (Direct)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5275024A (en) * 1992-05-04 1994-01-04 The Black Clawson Company Paper pulp washing
WO1996006975A1 (en) * 1994-08-31 1996-03-07 Hoffman Environmental Systems, Inc. Thin mat washing of cellulosic pulp
DE19637031A1 (de) * 1996-09-12 1998-03-19 Boltersdorf Hans Joachim Verfahren zur Behandlung von Reststoffen, insbesondere Rejekten aus Pulperentsorgungssystemen oder Endstufensortierern, und Vorrichtung zur Durchführung des Verfahrens
US6228215B1 (en) 1998-04-06 2001-05-08 Hoffman Enviornmental Systems, Inc. Method for countercurrent treatment of slurries
FI104841B (fi) * 1998-07-01 2000-04-14 Valmet Corp Paperikoneessa käytettävä kaavin
JP4333716B2 (ja) 2006-09-08 2009-09-16 株式会社日立製作所 情報記録装置
WO2011041749A1 (en) * 2009-10-02 2011-04-07 James Alexander Stark Liquid separation using relative motion and fluid effects
US9949567B2 (en) 2014-09-26 2018-04-24 L&P Property Management Company Reversible headrest tilt, lumbar mechanism
KR101887734B1 (ko) * 2015-01-23 2018-08-10 니혼도꾸슈도교 가부시키가이샤 케이스에 있어서의 덮개의 장착구조

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA623012A (en) * 1961-07-04 M. Owens Thomas Removing impurities from fluid suspensions
DE1090963B (de) * 1953-03-09 1960-10-13 Amos Landmaschf Hermann Fortlaufend arbeitende Presse fuer Obstmaische od. ae. Pressgut
US4151093A (en) * 1978-03-24 1979-04-24 Lenox Institute For Research Stockwasher
CH644414A5 (de) * 1980-02-06 1984-07-31 Escher Wyss Gmbh Siebmaschine, insbesondere zur behandlung von aus altpapier gewonnenen waesserigen faserstoffsuspensionen.
AT377024B (de) * 1981-06-03 1985-01-25 Escher Wyss Gmbh Waschvorrichtung zum waschen von faserstoffsuspensionen
CH655748A5 (de) * 1982-04-23 1986-05-15 Escher Wyss Gmbh Verfahren zur ausscheidung von klebrigen verunreinigungen aus stoffsuspension sowie vorrichtung zur ausfuehrung des verfahrens.
US4680088A (en) * 1985-02-21 1987-07-14 Michael Scheck Process for removing ink particles from paper products
FI872331A7 (fi) * 1986-05-27 1987-11-28 Anglo American Corp Of South Africa Ltd Laite ja menetelmä kiinteän aineosan erottamiseksi toisesta kiinteästä aineosasta nesteessä olevasta suspensiosta.
US4722793A (en) * 1986-07-03 1988-02-02 The Black Clawson Company Apparatus and method for thickening pulp and paper stock

Also Published As

Publication number Publication date
DE69010123T2 (de) 1994-10-06
JPH0397988A (ja) 1991-04-23
BR9004388A (pt) 1991-09-10
EP0417030A1 (en) 1991-03-13
KR0183400B1 (ko) 1999-05-15
KR910006567A (ko) 1991-04-29
US5045181A (en) 1991-09-03
FI95604C (fi) 1996-02-26
EP0417030B1 (en) 1994-06-22
CA2024233C (en) 1995-06-27
FI904396A0 (fi) 1990-09-06
DE69010123D1 (de) 1994-07-28
CA2024233A1 (en) 1991-03-08
FI95604B (fi) 1995-11-15

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