RU2479682C2 - Способ и система для варки полуцеллюлозы - Google Patents

Способ и система для варки полуцеллюлозы Download PDF

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Publication number
RU2479682C2
RU2479682C2 RU2008130768/12A RU2008130768A RU2479682C2 RU 2479682 C2 RU2479682 C2 RU 2479682C2 RU 2008130768/12 A RU2008130768/12 A RU 2008130768/12A RU 2008130768 A RU2008130768 A RU 2008130768A RU 2479682 C2 RU2479682 C2 RU 2479682C2
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RU
Russia
Prior art keywords
cooking
liquor
extraction sieve
extraction
lignin
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Application number
RU2008130768/12A
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English (en)
Russian (ru)
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RU2008130768A (ru
Inventor
Бертил СТРОМБЕРГ
Original Assignee
Андритц Инк.
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Application filed by Андритц Инк. filed Critical Андритц Инк.
Publication of RU2008130768A publication Critical patent/RU2008130768A/ru
Application granted granted Critical
Publication of RU2479682C2 publication Critical patent/RU2479682C2/ru

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    • 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
    • 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

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  • Paper (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
RU2008130768/12A 2007-08-07 2008-07-24 Способ и система для варки полуцеллюлозы RU2479682C2 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US95444607P 2007-08-07 2007-08-07
US60/954,446 2007-08-07
US12/173,132 US20090038767A1 (en) 2007-08-07 2008-07-15 Method and System for Semi-Chemical Pulping
US12/173,132 2008-07-15

Publications (2)

Publication Number Publication Date
RU2008130768A RU2008130768A (ru) 2010-01-27
RU2479682C2 true RU2479682C2 (ru) 2013-04-20

Family

ID=40345370

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2008130768/12A RU2479682C2 (ru) 2007-08-07 2008-07-24 Способ и система для варки полуцеллюлозы

Country Status (10)

Country Link
US (1) US20090038767A1 (ja)
JP (1) JP5060421B2 (ja)
CN (1) CN101387087B (ja)
AU (1) AU2008203206B2 (ja)
BR (1) BRPI0803333A2 (ja)
CL (1) CL2008002309A1 (ja)
ES (1) ES2525700T3 (ja)
PT (1) PT2034090E (ja)
RU (1) RU2479682C2 (ja)
ZA (1) ZA200806264B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100263813A1 (en) * 2009-04-21 2010-10-21 Andritz Inc. Green liquor pretreatment of lignocellulosic material
US8795468B2 (en) * 2010-07-09 2014-08-05 Valmet Ab Method and system for impregnating chips
CN102787521A (zh) * 2011-05-16 2012-11-21 张世乐 一种用于间歇蒸煮的蒸煮液补偿技术
CN102704296B (zh) * 2012-07-09 2014-06-18 江苏联海生物科技有限公司 一种预处理秸秆类原料的工艺
CN105019290B (zh) * 2015-08-03 2017-01-11 海南金海浆纸业有限公司 一种制浆造纸蒸解釜筛板处理方法
UY39227A (es) * 2020-05-22 2021-12-31 Suzano Sa Método para desobstruir o limpiar una pantalla en un digestor continuo de cocción de proceso kraft
CN112025906B (zh) * 2020-09-10 2021-11-16 大禾(上海)环保科技有限公司 一种秸秆联产黄腐酸的无胶无醛纤维板生产工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476230A2 (en) * 1990-09-17 1992-03-25 Kamyr, Inc. Extended kraft cooking with white liquor added to wash circulation
US6132556A (en) * 1993-05-04 2000-10-17 Andritz-Ahlstrom Inc. Method of controlling pulp digester pressure via liquor extraction

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432245A (en) * 1972-05-01 1976-04-14 Westvaco Corp Method of pulping wood
US3811995A (en) * 1972-09-05 1974-05-21 Westvaco Corp Method of high yield semichemical pulp production
JPS53119302A (en) * 1977-03-19 1978-10-18 Toyo Pulp Co Ltd Production of alkali pulp
JPS569494A (en) * 1979-06-29 1981-01-30 Mitsubishi Heavy Ind Ltd Causticizing method and apparatus of green liquor
US5565061A (en) * 1994-06-14 1996-10-15 Salminen; Reijo Method and apparatus for removing scales deposited on the strainer of a pulp digester
US5536367A (en) * 1995-01-25 1996-07-16 Salminen; Reijo K. Pulp digester cleaning system
US6248208B1 (en) * 1995-06-02 2001-06-19 Andritz-Ahlstrom Inc. Pretreatment of chips before cooking
CN1201851A (zh) * 1998-05-22 1998-12-16 陈源 棉浆及其他粗浆清洁生产工艺
JP2000080580A (ja) * 1998-09-04 2000-03-21 Daishowa Paper Mfg Co Ltd 連続蒸解釜におけるスケ−ル除去方法
US6277240B1 (en) * 1998-10-02 2001-08-21 Andritz-Ahlstrom Inc. Method for continuously pulping cellulosic fibrous material
US20010032711A1 (en) * 1998-10-26 2001-10-25 C. Bertil Stromberg Pulp cooking with particular alkali profiles
MY129053A (en) * 2001-06-06 2007-03-30 Thermphos Trading Gmbh Composition for inhibiting calcium salt scale
FI120547B (fi) * 2004-10-04 2009-11-30 Metso Paper Inc Alkalinen keittomenetelmä ja laitteisto massan valmistamiseksi
FI126694B (fi) * 2005-12-02 2017-04-13 Metsä Board Oyj Kemimekaaninen massa ja menetelmä sen valmistamiseksi

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476230A2 (en) * 1990-09-17 1992-03-25 Kamyr, Inc. Extended kraft cooking with white liquor added to wash circulation
US6132556A (en) * 1993-05-04 2000-10-17 Andritz-Ahlstrom Inc. Method of controlling pulp digester pressure via liquor extraction

Also Published As

Publication number Publication date
CN101387087B (zh) 2013-05-15
CN101387087A (zh) 2009-03-18
JP5060421B2 (ja) 2012-10-31
BRPI0803333A2 (pt) 2009-04-07
JP2009041175A (ja) 2009-02-26
CL2008002309A1 (es) 2009-03-13
ES2525700T3 (es) 2014-12-29
ZA200806264B (en) 2009-10-28
RU2008130768A (ru) 2010-01-27
AU2008203206B2 (en) 2011-12-15
US20090038767A1 (en) 2009-02-12
PT2034090E (pt) 2014-12-19
AU2008203206A1 (en) 2009-02-26

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20130725

NF4A Reinstatement of patent

Effective date: 20140620

MM4A The patent is invalid due to non-payment of fees

Effective date: 20170725