FI961764A0 - Järjestelmä ja menetelmä hienojakoisen selluloosapitoisen kuitumateriaalin syöttämiseksi - Google Patents

Järjestelmä ja menetelmä hienojakoisen selluloosapitoisen kuitumateriaalin syöttämiseksi

Info

Publication number
FI961764A0
FI961764A0 FI961764A FI961764A FI961764A0 FI 961764 A0 FI961764 A0 FI 961764A0 FI 961764 A FI961764 A FI 961764A FI 961764 A FI961764 A FI 961764A FI 961764 A0 FI961764 A0 FI 961764A0
Authority
FI
Finland
Prior art keywords
finely divided
fibrous material
cellulosic fibrous
feeding finely
divided cellulosic
Prior art date
Application number
FI961764A
Other languages
English (en)
Swedish (sv)
Other versions
FI961764A (fi
FI117203B (fi
Inventor
J Robert Prough
Original Assignee
Ahlstrom Machinery 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
Application filed by Ahlstrom Machinery Inc filed Critical Ahlstrom Machinery Inc
Publication of FI961764A0 publication Critical patent/FI961764A0/fi
Publication of FI961764A publication Critical patent/FI961764A/fi
Application granted granted Critical
Publication of FI117203B publication Critical patent/FI117203B/fi

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
FI961764A 1995-04-25 1996-04-24 Järjestelmä ja menetelmä hienojakoisen selluloosapitoisen kuitumateriaalin syöttämiseksi FI117203B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42830295 1995-04-25
US08/428,302 US5622598A (en) 1995-04-25 1995-04-25 Chip pumping to a digester

Publications (3)

Publication Number Publication Date
FI961764A0 true FI961764A0 (fi) 1996-04-24
FI961764A FI961764A (fi) 1996-10-26
FI117203B FI117203B (fi) 2006-07-31

Family

ID=23698323

Family Applications (1)

Application Number Title Priority Date Filing Date
FI961764A FI117203B (fi) 1995-04-25 1996-04-24 Järjestelmä ja menetelmä hienojakoisen selluloosapitoisen kuitumateriaalin syöttämiseksi

Country Status (5)

Country Link
US (1) US5622598A (fi)
JP (1) JP2966343B2 (fi)
CA (1) CA2174873C (fi)
FI (1) FI117203B (fi)
SE (1) SE518293C2 (fi)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6248208B1 (en) * 1995-06-02 2001-06-19 Andritz-Ahlstrom Inc. Pretreatment of chips before cooking
US6899791B2 (en) * 1997-08-08 2005-05-31 Andritz Inc. Method of pretreating lignocellulose fiber-containing material in a pulp refining process
SE517099E (sv) * 1996-04-17 2004-07-13 Kvaerner Pulping Tech System innefattande två pumpar för matning av en sspension till ett tryckkärl
US5736006A (en) * 1996-10-10 1998-04-07 Ahlstrom Machinery Inc. Method and apparatus for pulping with controlled heating to improve delignification and pulp strength
US6325890B1 (en) * 1996-10-25 2001-12-04 Andritz-Ahlstrom Inc. Feeding comminuted fibrous material
US6024227A (en) * 1997-08-04 2000-02-15 Ahlstrom Machinery Inc. Tramp material removal from pulp feed systems
US6186373B1 (en) 1998-04-06 2001-02-13 Andritz-Ahlstrom Inc. Hopper, or bin, screw feeder construction controlling discharge velocity profile
US6199299B1 (en) 1998-04-06 2001-03-13 Andritz-Ahlstrom Inc. Feeding of comminuted fibrous material to a pulping process
US6284095B1 (en) 1999-02-04 2001-09-04 Andritz-Ahlstrom Inc. Minimization of malodorous gas release from a cellulose pulp mill feed system
US6368453B1 (en) 1999-03-18 2002-04-09 Andritz Inc. Chip feeding to a comminuted cellulosic fibrous material treatment vessel
US20030215293A1 (en) * 1999-05-11 2003-11-20 Andritz Inc. High pressure feeder having smooth pocket in rotor
US6468006B1 (en) 1999-05-11 2002-10-22 Andritz, Inc. High pressure feeder having restriction ramp in high pressure inlet
CA2318027C (en) * 1999-09-13 2008-07-08 Andritz-Ahlstrom Inc. Treating pulp with yield or strength-enhancing additive
US6436233B1 (en) 2000-05-18 2002-08-20 Andritz Inc. Feeding cellulose material to a treatment vessel
US6451172B1 (en) 2000-05-18 2002-09-17 Andritz Inc. In-line drainer enhancements
CA2455172C (en) * 2003-01-30 2010-02-23 Andritz Inc. Feeding comminuted fibrous material using high pressure screw and centrifugal pumps
US7060162B2 (en) * 2003-08-29 2006-06-13 Jack T. Baker Chip bin
US7556713B2 (en) * 2004-06-22 2009-07-07 Andritz, Inc. Method and system for feeding cellulose chips to a high pressure continuous cooking system
JP5215706B2 (ja) * 2007-08-01 2013-06-19 三井造船株式会社 固気２相物質の押し込み装置
US8651772B2 (en) * 2007-12-20 2014-02-18 General Electric Company Rotary apparatus for use with a gasifier system and methods of using the same
MY156346A (en) * 2008-06-04 2016-02-15 Inbicon As Devices and methods for discharging pretreated biomass from higher to lower pressure regions
US8956505B2 (en) * 2009-06-11 2015-02-17 Andritz Technology And Asset Management Gmbh Compact feed system and method for comminuted cellulosic material
FI20105799A0 (fi) 2010-07-13 2010-07-13 Olli Joutsimo Parantunut kemiallisen massan valmistusprosessi
WO2014147293A1 (en) 2013-03-22 2014-09-25 Andritz Oy Method for producing nano- and microfibrillated cellulose
US9523462B2 (en) 2014-05-15 2016-12-20 Andritz Inc. Adjustment housing assembly and monitoring and support system for a rotary feeder in a cellulose chip feeding system for a continuous digester
WO2016112203A1 (en) * 2015-01-07 2016-07-14 Andritz Inc. System and method for monitoring and control of multiple processing zones within pressurized vessels
EP3054052A1 (en) 2015-02-09 2016-08-10 BETA RENEWABLES S.p.A. Improved process to transfer a ligno-cellulosic feedstock
EP3054051A1 (en) 2015-02-09 2016-08-10 BETA RENEWABLES S.p.A. Process to transfer a ligno-cellulosic feedstock
EP3054050B1 (en) 2015-02-09 2018-01-24 BETA RENEWABLES S.p.A. Pretreatment process of a ligno-cellulosic feedstock
WO2018217149A1 (en) * 2017-05-24 2018-11-29 Valmet Ab System and chip chute for feeding comminuted cellulosic material
CA3118198C (en) * 2018-10-29 2022-07-05 Valmet Ab Outlet system for transporting comminuted lignocellulosic material from a vessel and vessel comprising such an outlet system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping
SE324949B (fi) * 1965-11-17 1970-06-15 Kamyr Ab
US4032391A (en) * 1975-09-03 1977-06-28 Union Carbide Corporation Low energy recovery compounding and fabricating systems for plastic materials
US4372711A (en) * 1980-02-25 1983-02-08 Kamyr, Inc. High pressure feeding
CA1154622A (en) * 1980-09-22 1983-10-04 Kamyr, Inc. Control of bin steaming
US4958741A (en) * 1989-06-14 1990-09-25 Jr Johanson, Inc. Modular mass-flow bin
US5236286A (en) * 1992-04-15 1993-08-17 Kamyr, Inc. High pressure feeder split outflow for enhanced feeder efficiency
US5236285A (en) * 1992-04-15 1993-08-17 Kamyr, Inc. High pressure feeder

Also Published As

Publication number Publication date
SE518293C2 (sv) 2002-09-17
CA2174873A1 (en) 1996-10-26
FI961764A (fi) 1996-10-26
JPH08296184A (ja) 1996-11-12
FI117203B (fi) 2006-07-31
SE9601569L (sv) 1996-10-26
CA2174873C (en) 2001-11-20
US5622598A (en) 1997-04-22
SE9601569D0 (sv) 1996-04-24
JP2966343B2 (ja) 1999-10-25

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