ZA200507609B - Process for bio-bleaching of Kraft pulp using bacterial consortia - Google Patents
Process for bio-bleaching of Kraft pulp using bacterial consortia Download PDFInfo
- Publication number
- ZA200507609B ZA200507609B ZA200507609A ZA200507609A ZA200507609B ZA 200507609 B ZA200507609 B ZA 200507609B ZA 200507609 A ZA200507609 A ZA 200507609A ZA 200507609 A ZA200507609 A ZA 200507609A ZA 200507609 B ZA200507609 B ZA 200507609B
- Authority
- ZA
- South Africa
- Prior art keywords
- mtcc
- pulp
- bleaching
- bacterial
- accession
- Prior art date
Links
- 230000001580 bacterial effect Effects 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 73
- 230000008569 process Effects 0.000 title claims abstract description 53
- 238000004061 bleaching Methods 0.000 title claims abstract description 46
- 239000002655 kraft paper Substances 0.000 title claims abstract description 32
- 241000894006 Bacteria Species 0.000 claims abstract description 31
- 230000001533 ligninolytic effect Effects 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims abstract description 14
- 239000002054 inoculum Substances 0.000 claims abstract description 11
- 230000000813 microbial effect Effects 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 230000002195 synergetic effect Effects 0.000 claims abstract description 7
- 102000004190 Enzymes Human genes 0.000 claims description 23
- 108090000790 Enzymes Proteins 0.000 claims description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 16
- 239000002689 soil Substances 0.000 claims description 16
- 241000233866 Fungi Species 0.000 claims description 15
- 101710121765 Endo-1,4-beta-xylanase Proteins 0.000 claims description 14
- 239000008188 pellet Substances 0.000 claims description 12
- 150000003839 salts Chemical class 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 10
- 239000007844 bleaching agent Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 10
- 239000008103 glucose Substances 0.000 claims description 10
- 239000003513 alkali Substances 0.000 claims description 9
- 239000008363 phosphate buffer Substances 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- 238000011534 incubation Methods 0.000 claims description 7
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 235000015097 nutrients Nutrition 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 239000007983 Tris buffer Substances 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims description 4
- 239000000872 buffer Substances 0.000 claims description 4
- 239000012153 distilled water Substances 0.000 claims description 4
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 4
- 239000004155 Chlorine dioxide Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 235000019398 chlorine dioxide Nutrition 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 230000003248 secreting effect Effects 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 2
- 238000012258 culturing Methods 0.000 claims description 2
- 230000012010 growth Effects 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 241000187361 Actinomadura sp. Species 0.000 claims 2
- 241001292348 Salipaludibacillus agaradhaerens Species 0.000 claims 2
- 230000006798 recombination Effects 0.000 claims 2
- 238000005215 recombination Methods 0.000 claims 2
- 241000228215 Aspergillus aculeatus Species 0.000 claims 1
- 244000063299 Bacillus subtilis Species 0.000 claims 1
- 235000014469 Bacillus subtilis Nutrition 0.000 claims 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 108020004511 Recombinant DNA Proteins 0.000 claims 1
- 230000008450 motivation Effects 0.000 claims 1
- UMFJAHHVKNCGLG-UHFFFAOYSA-N n-Nitrosodimethylamine Chemical compound CN(C)N=O UMFJAHHVKNCGLG-UHFFFAOYSA-N 0.000 claims 1
- 241000589517 Pseudomonas aeruginosa Species 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 241000607715 Serratia marcescens Species 0.000 abstract description 5
- 241000588777 Providencia rettgeri Species 0.000 abstract 3
- 229920005610 lignin Polymers 0.000 description 36
- 229920001221 xylan Polymers 0.000 description 10
- 150000004823 xylans Chemical class 0.000 description 10
- 239000000460 chlorine Substances 0.000 description 8
- 239000002609 medium Substances 0.000 description 8
- 238000004537 pulping Methods 0.000 description 8
- 241000256602 Isoptera Species 0.000 description 7
- 230000000593 degrading effect Effects 0.000 description 7
- 239000011121 hardwood Substances 0.000 description 7
- 239000000123 paper Substances 0.000 description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 6
- 229910052801 chlorine Inorganic materials 0.000 description 6
- 238000006731 degradation reaction Methods 0.000 description 6
- 239000002023 wood Substances 0.000 description 5
- OEGPRYNGFWGMMV-UHFFFAOYSA-N (3,4-dimethoxyphenyl)methanol Chemical compound COC1=CC=C(CO)C=C1OC OEGPRYNGFWGMMV-UHFFFAOYSA-N 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 229920002488 Hemicellulose Polymers 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 241000589516 Pseudomonas Species 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000006065 biodegradation reaction Methods 0.000 description 3
- 239000007857 degradation product Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 235000000346 sugar Nutrition 0.000 description 3
- 241000186361 Actinobacteria <class> Species 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- AEMRFAOFKBGASW-UHFFFAOYSA-M Glycolate Chemical compound OCC([O-])=O AEMRFAOFKBGASW-UHFFFAOYSA-M 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 241000187654 Nocardia Species 0.000 description 2
- 241000222393 Phanerochaete chrysosporium Species 0.000 description 2
- 241000187747 Streptomyces Species 0.000 description 2
- 241000187180 Streptomyces sp. Species 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- JMFRWRFFLBVWSI-NSCUHMNNSA-N coniferol Chemical compound COC1=CC(\C=C\CO)=CC=C1O JMFRWRFFLBVWSI-NSCUHMNNSA-N 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000004042 decolorization Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000002538 fungal effect Effects 0.000 description 2
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 2
- 244000005709 gut microbiome Species 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 239000002207 metabolite Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 241001624918 unidentified bacterium Species 0.000 description 2
- 241000187362 Actinomadura Species 0.000 description 1
- 241000186073 Arthrobacter sp. Species 0.000 description 1
- 241000235349 Ascomycota Species 0.000 description 1
- 241000193755 Bacillus cereus Species 0.000 description 1
- 241000857896 Bjerkandera sp. Species 0.000 description 1
- 241000193464 Clostridium sp. Species 0.000 description 1
- 241001290175 Coriolopsis trogii Species 0.000 description 1
- 241001559589 Cullen Species 0.000 description 1
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- 241000690372 Fusarium proliferatum Species 0.000 description 1
- 108010029541 Laccase Proteins 0.000 description 1
- 241000192041 Micrococcus Species 0.000 description 1
- 241000191936 Micrococcus sp. Species 0.000 description 1
- 241000187708 Micromonospora Species 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- 244000252132 Pleurotus eryngii Species 0.000 description 1
- 235000001681 Pleurotus eryngii Nutrition 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 241000187219 Streptomyces badius Species 0.000 description 1
- 241000948169 Streptomyces viridosporus Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 241000203640 Thermomonospora Species 0.000 description 1
- 241000592342 Tracheophyta Species 0.000 description 1
- 241000222355 Trametes versicolor Species 0.000 description 1
- 102000003425 Tyrosinase Human genes 0.000 description 1
- 108060008724 Tyrosinase Proteins 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000000843 anti-fungal effect Effects 0.000 description 1
- 229940121375 antifungal agent Drugs 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 1
- 231100000693 bioaccumulation Toxicity 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 229940119526 coniferyl alcohol Drugs 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000012228 culture supernatant Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000001064 degrader Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- LHGVFZTZFXWLCP-UHFFFAOYSA-N guaiacol Chemical compound COC1=CC=CC=C1O LHGVFZTZFXWLCP-UHFFFAOYSA-N 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000002573 hemicellulolytic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000006799 invasive growth in response to glucose limitation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000007003 mineral medium Substances 0.000 description 1
- 231100000219 mutagenic Toxicity 0.000 description 1
- 230000003505 mutagenic effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000006916 nutrient agar Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 108040007629 peroxidase activity proteins Proteins 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000010563 solid-state fermentation Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Virology (AREA)
- Biomedical Technology (AREA)
- Microbiology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/393,353 US7018510B2 (en) | 2002-03-21 | 2003-03-21 | Process for bio-bleaching of Kraft pulp using bacterial consortia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200507609B true ZA200507609B (en) | 2006-12-27 |
Family
ID=33029695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200507609A ZA200507609B (en) | 2003-03-21 | 2003-12-09 | Process for bio-bleaching of Kraft pulp using bacterial consortia |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US7018510B2 (zh) |
| EP (1) | EP1611282B1 (zh) |
| CN (1) | CN100372995C (zh) |
| AT (1) | ATE495300T1 (zh) |
| AU (1) | AU2003304006A1 (zh) |
| BR (1) | BRPI0318199B1 (zh) |
| DE (1) | DE60335746D1 (zh) |
| WO (1) | WO2004083520A1 (zh) |
| ZA (1) | ZA200507609B (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602007008890D1 (de) * | 2007-08-24 | 2010-10-14 | Tenaris Connections Ag | Verfahren zur Erhöhung der Ermüdungsbeständigkeit einer Schraubverbindung |
| US7871493B2 (en) * | 2008-06-26 | 2011-01-18 | Kimberly-Clark Worldwide, Inc. | Environmentally-friendly tissue |
| WO2012015452A1 (en) * | 2009-11-11 | 2012-02-02 | International Paper Company | Effect of low dose xylanase on pulp in prebleach treatment process |
| JP2019053261A (ja) * | 2017-09-19 | 2019-04-04 | 住友電気工業株式会社 | 光処理装置、光コネクタ |
| WO2019245986A1 (en) * | 2018-06-18 | 2019-12-26 | Mellies Jay | Bacterial compositions and methods of polymer degradation using the same |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127942A (en) * | 1990-09-21 | 1992-07-07 | Newmont Mining Corporation | Microbial consortium treatment of refractory precious metal ores |
| CA2044100A1 (en) * | 1991-06-07 | 1992-12-08 | Janice Hamilton | Biobleaching process |
| DE69435154D1 (de) | 1993-03-10 | 2008-12-04 | Novozymes As | Enzyme mit Xylanaseaktivität aus Aspergillus aculeatus |
| ATE165636T1 (de) * | 1993-10-26 | 1998-05-15 | Akzo Nobel Nv | Aminoalkan-diphosphonsäuren zum bleichen von zellstoff |
| AUPM493594A0 (en) | 1994-04-11 | 1994-05-05 | Biotech International Limited | Bacterial xylanase |
| CA2129172C (en) | 1994-07-29 | 2002-01-01 | Ryszard Brzezinski | Thermostable xylanase dna, protein and methods of use |
| AUPM900894A0 (en) | 1994-10-26 | 1994-11-17 | Biotech International Limited | Bacterial xylanase |
| US5770424A (en) | 1994-11-30 | 1998-06-23 | Novonordisk A/S | DNA constructs and methods of producing xylanolytic enzymes |
| US7022511B2 (en) | 2002-03-21 | 2006-04-04 | Council Of Scientific & Industrial Research | Process for the isolation and acclimatization of bacteria for lignin degradation |
-
2003
- 2003-03-21 US US10/393,353 patent/US7018510B2/en not_active Expired - Lifetime
- 2003-12-09 BR BRPI0318199A patent/BRPI0318199B1/pt not_active IP Right Cessation
- 2003-12-09 AU AU2003304006A patent/AU2003304006A1/en not_active Abandoned
- 2003-12-09 WO PCT/IB2003/005847 patent/WO2004083520A1/en not_active Application Discontinuation
- 2003-12-09 ZA ZA200507609A patent/ZA200507609B/en unknown
- 2003-12-09 DE DE60335746T patent/DE60335746D1/de not_active Expired - Lifetime
- 2003-12-09 CN CNB2003801103081A patent/CN100372995C/zh not_active Expired - Fee Related
- 2003-12-09 AT AT03816356T patent/ATE495300T1/de not_active IP Right Cessation
- 2003-12-09 EP EP03816356A patent/EP1611282B1/en not_active Expired - Lifetime
-
2005
- 2005-09-28 US US11/236,819 patent/US7736879B2/en active Active - Reinstated
Also Published As
| Publication number | Publication date |
|---|---|
| EP1611282B1 (en) | 2011-01-12 |
| US7018510B2 (en) | 2006-03-28 |
| BRPI0318199B1 (pt) | 2015-09-15 |
| DE60335746D1 (de) | 2011-02-24 |
| WO2004083520A1 (en) | 2004-09-30 |
| US20060021724A1 (en) | 2006-02-02 |
| US20040011485A1 (en) | 2004-01-22 |
| ATE495300T1 (de) | 2011-01-15 |
| CN1771366A (zh) | 2006-05-10 |
| CN100372995C (zh) | 2008-03-05 |
| AU2003304006A1 (en) | 2004-10-11 |
| BR0318199A (pt) | 2006-03-21 |
| EP1611282A1 (en) | 2006-01-04 |
| US7736879B2 (en) | 2010-06-15 |
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