CA2266987C - Method and system for feeding comminuted fibrous material - Google Patents

Method and system for feeding comminuted fibrous material Download PDF

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Publication number
CA2266987C
CA2266987C CA002266987A CA2266987A CA2266987C CA 2266987 C CA2266987 C CA 2266987C CA 002266987 A CA002266987 A CA 002266987A CA 2266987 A CA2266987 A CA 2266987A CA 2266987 C CA2266987 C CA 2266987C
Authority
CA
Canada
Prior art keywords
slurry
liquid
recited
pump
pumps
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
CA002266987A
Other languages
English (en)
French (fr)
Other versions
CA2266987A1 (en
Inventor
C. Bertil Stromberg
J. Wayne Chamblee
Bruno S. Marcoccia
Rolf C. Ryham
Erwin D. Funk
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 US09/063,429 external-priority patent/US6106668A/en
Application filed by Andritz Inc filed Critical Andritz Inc
Publication of CA2266987A1 publication Critical patent/CA2266987A1/en
Application granted granted Critical
Publication of CA2266987C publication Critical patent/CA2266987C/en
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
    • 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
    • D21C3/24—Continuous processes

Landscapes

  • Paper (AREA)
CA002266987A 1998-04-21 1999-03-26 Method and system for feeding comminuted fibrous material Expired - Lifetime CA2266987C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/063,429 US6106668A (en) 1996-10-25 1998-04-21 Method for feeding comminuted fibrous material
US09/063,429 1998-04-21

Publications (2)

Publication Number Publication Date
CA2266987A1 CA2266987A1 (en) 1999-10-21
CA2266987C true CA2266987C (en) 2004-02-10

Family

ID=22049131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002266987A Expired - Lifetime CA2266987C (en) 1998-04-21 1999-03-26 Method and system for feeding comminuted fibrous material

Country Status (4)

Country Link
JP (1) JP3496872B2 (ja)
CA (1) CA2266987C (ja)
FI (1) FI123098B (ja)
SE (1) SE530999C2 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0200185L (sv) * 2002-01-24 2002-12-10 Kvaerner Pulping Tech Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning
CA2455172C (en) * 2003-01-30 2010-02-23 Andritz Inc. Feeding comminuted fibrous material using high pressure screw and centrifugal pumps
US7556713B2 (en) * 2004-06-22 2009-07-07 Andritz, Inc. Method and system for feeding cellulose chips to a high pressure continuous cooking system
JP5060791B2 (ja) * 2007-01-26 2012-10-31 独立行政法人森林総合研究所 木材の乾燥方法、木材への薬剤浸透方法及び乾燥装置
FI129118B (fi) * 2018-10-03 2021-07-30 Andritz Oy Menetelmä puuhakkeen syöttämiseksi esihydrolyysireaktoriin

Also Published As

Publication number Publication date
SE9901301D0 (sv) 1999-04-13
SE530999C2 (sv) 2008-11-11
CA2266987A1 (en) 1999-10-21
SE9901301L (sv) 1999-10-22
JPH11323757A (ja) 1999-11-26
JP3496872B2 (ja) 2004-02-16
FI990835A (fi) 1999-10-22
FI123098B (fi) 2012-11-15
FI990835A0 (fi) 1999-04-15

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Effective date: 20190326