CA2455172A1 - Alimentation de materiau fibreux hache fin au moyen de pompes centrifuges et a vis haute pression - Google Patents

Alimentation de materiau fibreux hache fin au moyen de pompes centrifuges et a vis haute pression Download PDF

Info

Publication number
CA2455172A1
CA2455172A1 CA002455172A CA2455172A CA2455172A1 CA 2455172 A1 CA2455172 A1 CA 2455172A1 CA 002455172 A CA002455172 A CA 002455172A CA 2455172 A CA2455172 A CA 2455172A CA 2455172 A1 CA2455172 A1 CA 2455172A1
Authority
CA
Canada
Prior art keywords
pump
inlet
recited
screw pump
slurry
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.)
Granted
Application number
CA002455172A
Other languages
English (en)
Other versions
CA2455172C (fr
Inventor
C. Bertil Stromberg
Aaron T. Leavitt
J. Robert Prough
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.)
Andritz Inc
Original Assignee
Andritz Inc
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 US10/354,179 external-priority patent/US6841042B2/en
Application filed by Andritz Inc filed Critical Andritz Inc
Publication of CA2455172A1 publication Critical patent/CA2455172A1/fr
Application granted granted Critical
Publication of CA2455172C publication Critical patent/CA2455172C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • D21C7/00—Digesters
    • D21C7/06—Feeding devices

Landscapes

  • Paper (AREA)
CA2455172A 2003-01-30 2004-01-14 Alimentation de materiau fibreux hache fin au moyen de pompes centrifuges et a vis haute pression Expired - Lifetime CA2455172C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/354,179 US6841042B2 (en) 1996-10-25 2003-01-30 Feeding comminuted fibrous material using high pressure screw and centrifugal pumps
US10/354,179 2003-01-30

Publications (2)

Publication Number Publication Date
CA2455172A1 true CA2455172A1 (fr) 2004-07-30
CA2455172C CA2455172C (fr) 2010-02-23

Family

ID=31715590

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2455172A Expired - Lifetime CA2455172C (fr) 2003-01-30 2004-01-14 Alimentation de materiau fibreux hache fin au moyen de pompes centrifuges et a vis haute pression

Country Status (3)

Country Link
JP (1) JP2004232184A (fr)
CA (1) CA2455172C (fr)
SE (1) SE0400169L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0600309L (sv) * 2006-02-10 2006-11-14 Kvaerner Pulping Tech Förfarande för impregnering av flis i ett kontinuerligt kokerisystem

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3564300D1 (en) * 1984-04-02 1988-09-15 Kamyr Inc Sawdust pumping, and processing
US5476572A (en) * 1994-06-16 1995-12-19 Kamyr, Inc. Chip feeding for a continuous digester
US5622598A (en) * 1995-04-25 1997-04-22 Ahlstrom Machinery Inc. Chip pumping to a digester
US5753075A (en) * 1996-10-25 1998-05-19 Stromberg; C. Bertil Method and system for feeding comminuted fibrous material
CA2266987C (fr) * 1998-04-21 2004-02-10 C. Bertil Stromberg Methode et systeme d'alimentation de matieres fibreuses fragmentees
FI20010854A (fi) * 2000-05-11 2001-11-12 Andritz Ahlstrom Inc Menetelmä selluloosapitoisen materiaalin käsittelemiseksi
FI20010851A (fi) * 2000-05-11 2001-11-12 Andritz Ahlstrom Inc Järjestely ja menetelmä selluloosapitoisen materiaalin syöttämiseksi

Also Published As

Publication number Publication date
JP2004232184A (ja) 2004-08-19
SE0400169D0 (sv) 2004-01-30
CA2455172C (fr) 2010-02-23
SE0400169L (sv) 2004-07-31

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Effective date: 20240115