BRPI0803333A2 - método e sistema para polpação semiquìmica - Google Patents
método e sistema para polpação semiquìmicaInfo
- Publication number
- BRPI0803333A2 BRPI0803333A2 BRPI0803333-1A BRPI0803333A BRPI0803333A2 BR PI0803333 A2 BRPI0803333 A2 BR PI0803333A2 BR PI0803333 A BRPI0803333 A BR PI0803333A BR PI0803333 A2 BRPI0803333 A2 BR PI0803333A2
- Authority
- BR
- Brazil
- Prior art keywords
- semi
- pulping
- thermal
- chemical pulping
- extraction screen
- Prior art date
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
- 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
Landscapes
- Paper (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US95444607P | 2007-08-07 | 2007-08-07 | |
US12/173,132 US20090038767A1 (en) | 2007-08-07 | 2008-07-15 | Method and System for Semi-Chemical Pulping |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0803333A2 true BRPI0803333A2 (pt) | 2009-04-07 |
Family
ID=40345370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0803333-1A BRPI0803333A2 (pt) | 2007-08-07 | 2008-08-06 | método e sistema para polpação semiquìmica |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100263813A1 (en) * | 2009-04-21 | 2010-10-21 | Andritz Inc. | Green liquor pretreatment of lignocellulosic material |
RU2515518C1 (ru) * | 2010-07-09 | 2014-05-10 | Метсо Пейпер Свиден Аб | Способ и система пропитки щепы |
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 |
Family Cites Families (16)
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 |
CA2037717C (en) * | 1990-09-17 | 1996-03-05 | Bertil Stromberg | 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 |
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 |
-
2008
- 2008-07-15 US US12/173,132 patent/US20090038767A1/en not_active Abandoned
- 2008-07-18 AU AU2008203206A patent/AU2008203206B2/en not_active Ceased
- 2008-07-18 ZA ZA200806264A patent/ZA200806264B/en unknown
- 2008-07-24 RU RU2008130768/12A patent/RU2479682C2/ru not_active IP Right Cessation
- 2008-07-30 PT PT80136591T patent/PT2034090E/pt unknown
- 2008-07-30 ES ES08013659.1T patent/ES2525700T3/es active Active
- 2008-08-01 JP JP2008199466A patent/JP5060421B2/ja not_active Expired - Fee Related
- 2008-08-06 BR BRPI0803333-1A patent/BRPI0803333A2/pt not_active Application Discontinuation
- 2008-08-06 CL CL2008002309A patent/CL2008002309A1/es unknown
- 2008-08-07 CN CN2008101349531A patent/CN101387087B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ZA200806264B (en) | 2009-10-28 |
CL2008002309A1 (es) | 2009-03-13 |
RU2479682C2 (ru) | 2013-04-20 |
ES2525700T3 (es) | 2014-12-29 |
CN101387087B (zh) | 2013-05-15 |
AU2008203206A1 (en) | 2009-02-26 |
PT2034090E (pt) | 2014-12-19 |
US20090038767A1 (en) | 2009-02-12 |
JP2009041175A (ja) | 2009-02-26 |
CN101387087A (zh) | 2009-03-18 |
RU2008130768A (ru) | 2010-01-27 |
JP5060421B2 (ja) | 2012-10-31 |
AU2008203206B2 (en) | 2011-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06I | Publication of requirement cancelled [chapter 6.9 patent gazette] | ||
B11E | Dismissal acc. art. 34 of ipl - requirements for examination incomplete | ||
B11T | Dismissal of application maintained [chapter 11.20 patent gazette] |