CA2933827A1 - Procedes de lavage de solides riches en cellulose provenant du fractionnement d'une biomasse afin de reduire la teneur en lignine et en cendre - Google Patents
Procedes de lavage de solides riches en cellulose provenant du fractionnement d'une biomasse afin de reduire la teneur en lignine et en cendre Download PDFInfo
- Publication number
- CA2933827A1 CA2933827A1 CA2933827A CA2933827A CA2933827A1 CA 2933827 A1 CA2933827 A1 CA 2933827A1 CA 2933827 A CA2933827 A CA 2933827A CA 2933827 A CA2933827 A CA 2933827A CA 2933827 A1 CA2933827 A1 CA 2933827A1
- Authority
- CA
- Canada
- Prior art keywords
- cellulose
- fines
- rich solids
- lignin
- washed
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
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
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- 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
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
-
- 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
- D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361905938P | 2013-11-19 | 2013-11-19 | |
US61/905,938 | 2013-11-19 | ||
US14/546,146 | 2014-11-18 | ||
US14/546,146 US20150136345A1 (en) | 2013-11-19 | 2014-11-18 | Methods of washing cellulose-rich solids from biomass fractionation to reduce lignin and ash content |
PCT/US2014/066333 WO2015077294A1 (fr) | 2013-11-19 | 2014-11-19 | Procédés de lavage de solides riches en cellulose provenant du fractionnement d'une biomasse afin de réduire la teneur en lignine et en cendre |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2933827A1 true CA2933827A1 (fr) | 2015-05-28 |
Family
ID=53172101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2933827A Abandoned CA2933827A1 (fr) | 2013-11-19 | 2014-11-19 | Procedes de lavage de solides riches en cellulose provenant du fractionnement d'une biomasse afin de reduire la teneur en lignine et en cendre |
Country Status (3)
Country | Link |
---|---|
US (1) | US20150136345A1 (fr) |
CA (1) | CA2933827A1 (fr) |
WO (1) | WO2015077294A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107108543A (zh) | 2015-01-07 | 2017-08-29 | 威尔迪亚公司 | 萃取和转化半纤维素糖的方法 |
EP3331939B1 (fr) * | 2015-08-04 | 2023-03-22 | GranBio Intellectual Property Holdings, LLC | Procédés de production de composés à haute viscosité en tant que modificateurs de rhéologie, et compositions produites par ceux-ci |
MX2016008612A (es) * | 2016-06-29 | 2017-12-28 | Univ Nacional Autónoma De Mexico | Proceso de tratamiento acido en face de gas de materiales lignocelulosicos. |
EP3771738A1 (fr) * | 2019-07-30 | 2021-02-03 | Michel Delmas | Procédé de conversion d'une fraction cellulosique en produits fischer-tropsch à l'aide d'un processus basé sur des matières premières lignocellulosiques pour la production de gaz synthétique |
EP4259878A1 (fr) * | 2020-12-11 | 2023-10-18 | Sixring Inc. | Approche combinée pour la délignification de biomasse dans des conditions ambiantes |
IT202200003134A1 (it) * | 2022-02-21 | 2023-08-21 | Alter Eco Pulp S R L | Metodo di estrazione della cellulosa da biomasse di scarto |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5360514A (en) * | 1992-02-21 | 1994-11-01 | Kamyr, Inc. | Treatment of bleach plant filtrations using a magnesium filter |
WO2007120210A2 (fr) * | 2005-11-23 | 2007-10-25 | Natureworks Llc | Procédé de fractionnement de biomasse lignocellulosique en liquide et en produits solides |
US20080295980A1 (en) * | 2007-05-31 | 2008-12-04 | Lignol Innovations Ltd. | Continuous counter-current organosolv processing of lignocellulosic feedstocks |
WO2009114843A1 (fr) * | 2008-03-14 | 2009-09-17 | Virginia Tech Intellectual Properties, Inc. | Procédé et appareil pour le prétraitement de lignocellulose à l’aide d’un solvant pour super-cellulose et de solvants très volatils |
US8268125B2 (en) * | 2008-03-24 | 2012-09-18 | Api Intellectual Property Holdings, Llc | Method for vapor phase pulping with alcohol and sulfur dioxide |
FI123023B (fi) * | 2009-09-01 | 2012-10-15 | Andritz Oy | Menetelmä ja laitteisto suovan erottamiseksi |
BR112012007928B1 (pt) * | 2009-10-09 | 2022-03-15 | American Process, Inc | Processo de biorrefinaria |
BR112012012516B1 (pt) * | 2009-11-24 | 2021-04-13 | Andritz Inc. | Método para cozinhar cavacos finos em um reator digestor contínuo e aparelho para polpação dos cavacos de madeira finos |
US9631316B2 (en) * | 2012-12-31 | 2017-04-25 | Api Intellectual Property Holdings, Llc | Biomass fractionation processes employing sulfur dioxide |
-
2014
- 2014-11-18 US US14/546,146 patent/US20150136345A1/en not_active Abandoned
- 2014-11-19 CA CA2933827A patent/CA2933827A1/fr not_active Abandoned
- 2014-11-19 WO PCT/US2014/066333 patent/WO2015077294A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20150136345A1 (en) | 2015-05-21 |
WO2015077294A1 (fr) | 2015-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |
Effective date: 20171121 |