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1976-06-02 |
1978-04-26 |
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Improvements in pulping processes
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1976-12-10 |
1978-07-01 |
Honshu Paper Co Ltd |
Pulp making method
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1976-12-10 |
1980-01-01 |
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1976-12-13 |
1979-10-25 |
Australian Paper Manufacturers |
Delignification of lignocellulosic material with amine based liquor containing quinones or hydroqinones
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1976-12-14 |
1977-07-19 |
Canadian Industries, Ltd. |
Delignification of lignocellulosic material with an alkaline pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone
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1976-12-14 |
1977-07-19 |
Canadian Industries, Ltd. |
Delignification of lignocellulosic material with a soda pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone in admixture with a nitro aromatic compound
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1977-01-28 |
1978-11-28 |
Crown Zellerbach Corporation |
Pretreatment of lignocellulose with anthraquinone prior to pulping
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1977-05-18 |
1985-12-24 |
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1977-07-29 |
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Atochem |
Process for preparing chemical paper pulps by cooking, intermediate grinding and a final alkaline peroxide delignification
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1977-07-29 |
1979-01-22 |
Ugine Kuhlmann |
Procede de fabrication de pates papetieres chimiques
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1977-12-05 |
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1977-12-14 |
1981-10-13 |
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Process for pulping lignocellulosic material
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1978-05-26 |
1979-01-16 |
International Paper Company |
Delignification of lignocellulosic material with an alkaline liquor containing a cyclic amino compound
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1978-06-07 |
1980-04-08 |
Scm Corporation |
Recovery of anthraquinone from tall oil
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1978-06-29 |
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1978-07-27 |
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Ugine Kuhlmann |
Procede de cuisson de materiaux lignocellulosiques en vue de la production de pate a papier
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1978-09-22 |
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1979-06-25 |
1981-01-22 |
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1979-10-12 |
1981-04-23 |
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Continuous countercurrent pretreatment of lignocellulose with anthraquinone prior to pulping
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1982-04-27 |
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Westvaco Corp |
Production of papermaking fibre of low lignin content from recycled high lignin waste paper; mixtures with fresh pulp and products produced therefrom
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Lessive de cuisson pour pate a papier et procede de production de pate a papier
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Treating pulp with yield or strength-enhancing additive
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Increasing alkaline pulping yield for softwood with metal ions
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Verfahren zur Gewinnung von Zellstoff aus Lignocellulose-haltiger Biomasse
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2024-04-17 |
University of Maryland, College Park |
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