BR9703156A - Processo intermitente aperfeiçoado para a preparação de polpa kraft - Google Patents

Processo intermitente aperfeiçoado para a preparação de polpa kraft

Info

Publication number
BR9703156A
BR9703156A BR9703156A BR9703156A BR9703156A BR 9703156 A BR9703156 A BR 9703156A BR 9703156 A BR9703156 A BR 9703156A BR 9703156 A BR9703156 A BR 9703156A BR 9703156 A BR9703156 A BR 9703156A
Authority
BR
Brazil
Prior art keywords
kraft pulp
derivative
intermittent process
preparing kraft
preparing
Prior art date
Application number
BR9703156A
Other languages
English (en)
Portuguese (pt)
Inventor
Mikael Svedman
Panu Tikka
Original Assignee
Sunds Difibrator Pori Oy
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 Sunds Difibrator Pori Oy filed Critical Sunds Difibrator Pori Oy
Publication of BR9703156A publication Critical patent/BR9703156A/pt

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Reinforced Plastic Materials (AREA)
  • Secondary Cells (AREA)
BR9703156A 1996-05-30 1997-05-14 Processo intermitente aperfeiçoado para a preparação de polpa kraft BR9703156A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI962260A FI105929B (fi) 1996-05-30 1996-05-30 Parannettu erämenetelmä sulfaattiselluloosan valmistamiseksi

Publications (1)

Publication Number Publication Date
BR9703156A true BR9703156A (pt) 1998-10-27

Family

ID=8546116

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703156A BR9703156A (pt) 1996-05-30 1997-05-14 Processo intermitente aperfeiçoado para a preparação de polpa kraft

Country Status (16)

Country Link
EP (1) EP0810321B1 (de)
JP (1) JPH1053989A (de)
CN (1) CN1109160C (de)
AT (1) ATE202167T1 (de)
AU (1) AU721440B2 (de)
BR (1) BR9703156A (de)
CA (1) CA2203096C (de)
DE (1) DE69705160T2 (de)
ES (1) ES2159385T3 (de)
FI (1) FI105929B (de)
ID (1) ID18445A (de)
NO (1) NO972456L (de)
NZ (1) NZ314898A (de)
PT (1) PT810321E (de)
RU (1) RU2128259C1 (de)
ZA (1) ZA973887B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6103057A (en) * 1997-06-11 2000-08-15 Fagerlund; Bertil K. Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor
FI120361B (fi) * 2003-12-31 2009-09-30 Gl & V Finance Hungary Kft Eräkeittomenetelmä kraftmassan valmistamiseksi
RU2445414C2 (ru) * 2006-05-19 2012-03-20 Дзе Рисерч Фаундейшн Оф Стейт Юниверсити Оф Нью Йорк Способы карбонатной предварительной обработки и варки целлюлозного материала
SE531632C2 (sv) * 2007-12-20 2009-06-09 Metso Fiber Karlstad Ab Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs
MY157311A (en) * 2010-05-04 2016-05-31 Bahia Specialty Cellulose Sa Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
RU2535804C2 (ru) * 2010-05-04 2014-12-20 Байа Спешалти Сельюлоз Са Способ и система производства растворимой целлюлозной массы с высоким содержанием альфа-целлюлозы
AU2010202496B2 (en) * 2010-05-04 2015-04-16 Bahia Specialty Cellulose Sa Method and system for high alpha dissolving pulp production
EP2592186A1 (de) * 2011-11-08 2013-05-15 Södra Cell AB Kraft-Aufschlussverfahren
CN104452389B (zh) * 2014-11-04 2017-02-15 中国轻工业南宁设计工程有限公司 一种节能的制浆蒸煮顺序联锁控制系统
CN104988781B (zh) * 2015-08-11 2017-01-18 湛江晨鸣浆纸有限公司 一种木片制浆工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103386A (en) * 1979-01-29 1980-08-07 Sanyo Kokusaku Pulp Co Two stage sulphate digesting method
FI92224C (fi) * 1991-06-28 1994-10-10 Sunds Defibrator Rauma Oy Eräprosessi kraftmassan valmistamiseksi
GB9117936D0 (en) * 1991-08-20 1991-10-09 Canada Inc Production of sodium hydroxide
SE500748C2 (sv) * 1992-10-12 1994-08-22 Bertil Pettersson Förfarande vid kemikalieåtervinning i en sulfatmassafabrik för framställning av dels en vitlut med hög sulfiditet och dels en sulfidfattig vitlut
FI95608B (fi) * 1994-06-17 1995-11-15 Ahlstroem Oy Menetelmä keittolipeiden valmistamiseksi viherlipeää kiteyttämällä
US5674359A (en) * 1995-02-08 1997-10-07 Ahlstrom Machinery Inc. Continuous cooking of cellulosic fibrous material with cold alkali impregnation

Also Published As

Publication number Publication date
ATE202167T1 (de) 2001-06-15
FI105929B (fi) 2000-10-31
AU721440B2 (en) 2000-07-06
DE69705160T2 (de) 2002-05-16
RU2128259C1 (ru) 1999-03-27
ES2159385T3 (es) 2001-10-01
FI962260A (fi) 1997-12-01
EP0810321A1 (de) 1997-12-03
CA2203096C (en) 2005-06-28
NZ314898A (en) 1998-06-26
ID18445A (id) 1998-04-09
NO972456L (no) 1997-12-01
PT810321E (pt) 2001-10-31
CN1109160C (zh) 2003-05-21
DE69705160D1 (de) 2001-07-19
FI962260A0 (fi) 1996-05-30
EP0810321B1 (de) 2001-06-13
NO972456D0 (no) 1997-05-29
CA2203096A1 (en) 1997-11-30
AU2016297A (en) 1997-12-04
CN1170795A (zh) 1998-01-21
JPH1053989A (ja) 1998-02-24
ZA973887B (en) 1998-02-25

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B25F Entry of change of name and/or headquarter and transfer of application, patent and certif. of addition of invention: change of name on requirement

Owner name: SUNDS DEFIBRATOR PORI OY (FI)

Free format text: A FIM DE ATENDER A PETICAO DE ALTERACAO DE NOME NO 000074/RJ DE 10/01/05, QUEIRA APRESENTAR A DOCUMENTACAO CORRETA QUE COMPROVA TAIS ALTERACOES.

B25E Requested change of name of applicant rejected

Owner name: SUNDS DEFIBRATOR PORI OY (FI)

Free format text: INDEFERIDO O PEDIDO DE ALTERACAO DE NOME DO TITULAR POR FALTA DE CUMPRIMENTO DE EXIGENCIA, PUBLICADA NA RPI 1857 DE 08/08/2006.

B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 9A, 10A, 11A E 12A ANUIDADE(S). CASO NAO SEJAM RESTAURADAS NO PRAZO LEGAL, A PATENTE SERA CONSIDERADA EXTINTA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2005 DE 09/06/2009 E A 13A E 14A ANUIDADES.