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JPS5374101A
(en)
*
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1976-12-10 |
1978-07-01 |
Honshu Paper Co Ltd |
Pulp making method
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JPS54106601A
(en)
*
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1978-02-10 |
1979-08-21 |
Oji Paper Co |
Alkali sulfide pulping method
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CA1110413A
(en)
*
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1977-12-14 |
1981-10-13 |
Oji Paper Co., Ltd. |
Process for pulping lignocellulosic material
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JPS54100332A
(en)
*
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1978-01-20 |
1979-08-08 |
Nippon Steel Chem Co Ltd |
Quinone compound composition and its preparation
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FR2442912A1
(fr)
*
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1978-07-27 |
1980-06-27 |
Ugine Kuhlmann |
Procede de cuisson de materiaux lignocellulosiques en vue de la production de pate a papier
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US4574032A
(en)
*
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1979-10-15 |
1986-03-04 |
Westvaco Corporation |
Process for delignification of lignocellulosic material in the presence of anthraquinone in solution with white and black liquors
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FI62114C
(fi)
*
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1979-11-05 |
1982-11-10 |
Flowcon Oy |
Ligninprodukt foer att goera cement och andra finfoerdelade mieralmaterial laettflytande
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(en)
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1979-11-23 |
1982-01-12 |
Crown Zellerbach Corporation |
Continuous countercurrent pretreatment of lignocellulose with anthraquinone prior to pulping
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SE434284B
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1980-05-07 |
1984-07-16 |
Mo Och Domsjoe Ab |
Forfarande vid syrgasdelignifiering av kemiskt uppsluten cellulosamassa varvid aromatiska diaminer tillfores
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FI60041C
(fi)
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1980-05-21 |
1981-11-10 |
Ahlstroem Oy |
Foerfarande foer tillverkning av alkalisk sulfitmassa
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1980-08-07 |
1981-10-20 |
Nalco Chemical Company |
Phenolic compounds as viscosity preservatives during hypochlorite pulp bleaching
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JPS5747990A
(en)
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1980-09-03 |
1982-03-19 |
Honshu Paper Co Ltd |
Pulp making method
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NZ198901A
(en)
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1980-12-01 |
1984-03-30 |
Kawasaki Kasei Chemicals |
Process for removing anthraquinone-type scale
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NZ204262A
(en)
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1982-06-02 |
1986-10-08 |
Champion Int Corp |
Kraft and alkaline pulping processes using synergistic composition to enhance pulp yield
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JPS5951235A
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1982-09-17 |
1984-03-24 |
Kawasaki Kasei Chem Ltd |
２―（４―メチル―ペンチル）―アントラキノンの製造法
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SE453841C
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1984-10-10 |
1990-04-30 |
Svenska Traeforskningsinst |
Framstaellning av cellulosamassa med sulfit-sulfidkokvaetska
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DE3518005A1
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1985-05-18 |
1986-11-20 |
Kraftanlagen Ag, 6900 Heidelberg |
Sulfitaufschlussverfahren zur herstellung von zellstoff aus lignozellulosehaltigen materialien mit rueckgewinnung der aufschlusschemikalien
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1987-04-21 |
1992-08-18 |
Suomen Sokeri Oy |
Process for the production of a hemicellulose hydrolysate and special high alpha cellulose pulp
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FI79564C
(fi)
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1987-04-21 |
1990-01-10 |
Suomen Sokeri Oy |
Foerfarande foer framstaellning av hemicellulosahydrolysat och specialmassa.
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CH686682A5
(de)
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1992-05-05 |
1996-05-31 |
Granit Sa |
Herstellung von Zellstoff nach dem S.A.P.-Verfahren.
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BR9406854A
(pt)
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1993-06-16 |
1996-03-26 |
Call Hans Peter |
Sistema de alvejamento de múltiplos componentes
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1995-05-05 |
1999-03-16 |
Solvay Minerals, Inc. |
Deinking printed wastepaper using alkaline solution containing sodium sulfite and sodium carbonate
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SE506228C2
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1996-01-18 |
1997-11-24 |
John Saxeby Ab |
Delignifieringsförfarande med tillsats av additiv i form av en vattenhaltig lösning innefattande fenoler och pyrazolidoner
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2001-06-29 |
2007-02-27 |
Voith Paper Fiber Systems Gmbh Kg |
Method for delignifying lignocellulosic raw materials
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DE10323376A1
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2003-05-21 |
2004-12-16 |
Voith Paper Fiber Systems Gmbh & Co. Kg |
Verfahren zum Delignifizieren
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US9932709B2
(en)
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2013-03-15 |
2018-04-03 |
Ecolab Usa Inc. |
Processes and compositions for brightness improvement in paper production
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2009-03-09 |
2014-10-30 |
Nalco Company |
Method and chemical compositions to improve efficiency of chemical pulping
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DE102009017051A1
(de)
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2009-04-09 |
2010-10-21 |
Zylum Beteiligungsgesellschaft Mbh & Co. Patente Ii Kg |
Verfahren zur Gewinnung von Zellstoff aus Lignocellulose-haltiger Biomasse
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2012-12-12 |
2015-09-01 |
Basf Se |
Use of sodium dithionite in pulping
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JP7131854B2
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2017-10-17 |
2022-09-06 |
オーバーン ユニバーシティー |
クラフトパルプ法における添加剤としてのフェノール類
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CN115125751A
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2022-06-01 |
2022-09-30 |
齐鲁工业大学 |
一种废旧棉纺织品清洁高效制备棉浆方法
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