CN102888775A - Bleaching process of paper pulp - Google Patents
Bleaching process of paper pulp Download PDFInfo
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- CN102888775A CN102888775A CN2012104397707A CN201210439770A CN102888775A CN 102888775 A CN102888775 A CN 102888775A CN 2012104397707 A CN2012104397707 A CN 2012104397707A CN 201210439770 A CN201210439770 A CN 201210439770A CN 102888775 A CN102888775 A CN 102888775A
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- paper pulp
- bleaching
- slurry
- consumption
- bleaching process
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210439770.7A CN102888775B (en) | 2012-11-07 | 2012-11-07 | Bleaching process of paper pulp |
Applications Claiming Priority (1)
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CN201210439770.7A CN102888775B (en) | 2012-11-07 | 2012-11-07 | Bleaching process of paper pulp |
Publications (2)
Publication Number | Publication Date |
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CN102888775A true CN102888775A (en) | 2013-01-23 |
CN102888775B CN102888775B (en) | 2015-03-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210439770.7A Expired - Fee Related CN102888775B (en) | 2012-11-07 | 2012-11-07 | Bleaching process of paper pulp |
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CN (1) | CN102888775B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105121735A (en) * | 2013-03-14 | 2015-12-02 | Gp纤维素股份有限公司 | A method of making highly functional, low viscosity sulfate fiber using an acidic bleaching sequence and a fiber made by the process |
CN109837792A (en) * | 2019-03-18 | 2019-06-04 | 中冶纸业银河有限公司 | A kind of method for bleaching of Wheat Straw Pulp |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1401848A (en) * | 2002-08-01 | 2003-03-12 | 山东轻工业学院 | Paper pulp bleaching process |
CN101446054A (en) * | 2008-12-23 | 2009-06-03 | 华南理工大学 | Total-chlorine-free bleaching method of paper pulp production line with annual output of more than 50,000 tons |
CN101463573A (en) * | 2008-12-08 | 2009-06-24 | 沅江纸业有限责任公司 | Straw pulp bleaching technique |
CN101760978A (en) * | 2009-11-03 | 2010-06-30 | 武汉晨鸣汉阳纸业股份有限公司 | Pulp-bleaching technique |
-
2012
- 2012-11-07 CN CN201210439770.7A patent/CN102888775B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1401848A (en) * | 2002-08-01 | 2003-03-12 | 山东轻工业学院 | Paper pulp bleaching process |
CN101463573A (en) * | 2008-12-08 | 2009-06-24 | 沅江纸业有限责任公司 | Straw pulp bleaching technique |
CN101446054A (en) * | 2008-12-23 | 2009-06-03 | 华南理工大学 | Total-chlorine-free bleaching method of paper pulp production line with annual output of more than 50,000 tons |
CN101760978A (en) * | 2009-11-03 | 2010-06-30 | 武汉晨鸣汉阳纸业股份有限公司 | Pulp-bleaching technique |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105121735A (en) * | 2013-03-14 | 2015-12-02 | Gp纤维素股份有限公司 | A method of making highly functional, low viscosity sulfate fiber using an acidic bleaching sequence and a fiber made by the process |
CN105121735B (en) * | 2013-03-14 | 2018-06-29 | Gp 纤维素股份有限公司 | With acid bleaching sequence manufacture high functionalization's low-viscosity sulfur silicate fiber method and thus technique manufacture fiber |
US10138598B2 (en) | 2013-03-14 | 2018-11-27 | Gp Cellulose Gmbh | Method of making a highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process |
TWI667390B (en) * | 2013-03-14 | 2019-08-01 | 瑞士商Gp纖維股份有限公司 | Method for making kraft pulp using multi-stage bleaching process and kraft pulp obtained therefrom |
CN109837792A (en) * | 2019-03-18 | 2019-06-04 | 中冶纸业银河有限公司 | A kind of method for bleaching of Wheat Straw Pulp |
Also Published As
Publication number | Publication date |
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CN102888775B (en) | 2015-03-04 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: HENAN SCIENCE AND TECHNOLOGY COLLEGE Free format text: FORMER OWNER: WANG XINYI Effective date: 20150122 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhong Xueli Inventor after: Han Xiaoli Inventor after: Yang Jinhua Inventor after: Fu Qingyun Inventor after: Liu Qinhua Inventor after: Yang Zhixia Inventor before: Wang Xinyi |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG XINYI TO: ZHONG XUELI HAN XIAOLI YANG JINHUA FU QINGYUN LIU QINHUA YANG ZHIXIA Free format text: CORRECT: ADDRESS; FROM: 250031 JINAN, SHANDONG PROVINCE TO: 453000 XINXIANG, HENAN PROVINCE |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20150122 Address after: 453000 Henan Institute of Science and Technology, Hongqi Road, Hongqi District, Henan, Xinxiang Applicant after: Henan Science and Technology College Address before: 250031 No. 23 normal road, Tianqiao District, Shandong, Ji'nan Applicant before: Wang Xinyi |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20151107 |
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EXPY | Termination of patent right or utility model |