GB1189604A - A process for Removing Resin Constituents from Wood Chips - Google Patents

A process for Removing Resin Constituents from Wood Chips

Info

Publication number
GB1189604A
GB1189604A GB06811/68A GB1681168A GB1189604A GB 1189604 A GB1189604 A GB 1189604A GB 06811/68 A GB06811/68 A GB 06811/68A GB 1681168 A GB1681168 A GB 1681168A GB 1189604 A GB1189604 A GB 1189604A
Authority
GB
United Kingdom
Prior art keywords
micro
wood chips
cellulose
organism
organisms
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.)
Expired
Application number
GB06811/68A
Other languages
English (en)
Inventor
Thomas Nilsson
Anders Assarsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from SE9591/65A external-priority patent/SE309153B/xx
Priority claimed from DE19681761135 external-priority patent/DE1761135B1/de
Application filed by Mo och Domsjo AB filed Critical Mo och Domsjo AB
Priority to GB06811/68A priority Critical patent/GB1189604A/en
Priority to FR148033A priority patent/FR1569893A/fr
Publication of GB1189604A publication Critical patent/GB1189604A/en
Expired legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/002—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process employing compositions comprising microorganisms
    • 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
    • C12N1/22—Processes using, or culture media containing, cellulose or hydrolysates thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K2240/00—Purpose of the treatment
    • B27K2240/10—Extraction of components naturally occurring in wood, cork, straw, cane or reed

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Genetics & Genomics (AREA)
  • Biomedical Technology (AREA)
  • Forests & Forestry (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
GB06811/68A 1965-07-20 1968-04-08 A process for Removing Resin Constituents from Wood Chips Expired GB1189604A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB06811/68A GB1189604A (en) 1965-07-20 1968-04-08 A process for Removing Resin Constituents from Wood Chips
FR148033A FR1569893A (cg-RX-API-DMAC10.html) 1965-07-20 1968-04-12

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9591/65A SE309153B (cg-RX-API-DMAC10.html) 1965-07-20 1965-07-20
DE19681761135 DE1761135B1 (de) 1965-07-20 1968-04-05 Verfahren zur Lagerung von Holzspaenden und eine Anordnung dafuer
GB06811/68A GB1189604A (en) 1965-07-20 1968-04-08 A process for Removing Resin Constituents from Wood Chips
FR148033 1968-04-12

Publications (1)

Publication Number Publication Date
GB1189604A true GB1189604A (en) 1970-04-29

Family

ID=34831251

Family Applications (1)

Application Number Title Priority Date Filing Date
GB06811/68A Expired GB1189604A (en) 1965-07-20 1968-04-08 A process for Removing Resin Constituents from Wood Chips

Country Status (2)

Country Link
FR (1) FR1569893A (cg-RX-API-DMAC10.html)
GB (1) GB1189604A (cg-RX-API-DMAC10.html)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552011A1 (fr) * 1983-09-20 1985-03-22 Hansson Goeran Procede de traitement du bois
EP0374700A3 (de) * 1988-12-13 1991-11-21 Nippon Paper Industries Co., Ltd. Verfahren zur Herstellung von mechanischem Holzstoff und von Papier, das diesen Holzstoff enthält
EP0387187A3 (en) * 1989-02-13 1992-03-04 Sandoz Ag Process for reducing the pitch content in pulpwood
WO1992019808A1 (en) * 1991-05-01 1992-11-12 Novo Nordisk A/S Lipase-catalyzed ester hydrolysis
EP0470929A3 (en) * 1990-07-31 1992-11-19 Sandoz Ltd. New fungi for pitch reduction, their preparation and use
EP0618326A1 (en) * 1989-11-08 1994-10-05 Novo Nordisk A/S Hydrolysis of resin in pulp
EP0683265A1 (en) * 1994-05-20 1995-11-22 Sandoz Ltd Pitch degradation with white rot fungus
US5667634A (en) * 1991-05-01 1997-09-16 Novo Nordisk A/S Method for controlling pitch deposits in papermaking process using lipase and polyelectrolyte
US5853537A (en) * 1989-02-13 1998-12-29 Clariant Finance (Bvi) Limited Process for treating pulpwoods and pulps with a pitch degrading fungus of the genus Ophiostoma
WO2004050985A1 (en) * 2002-11-29 2004-06-17 M-Real Oyj Removal of pitch from wood chips
WO2007035481A1 (en) * 2005-09-16 2007-03-29 Enzymatic Deinking Technologies, L.L.C. Treatment of wood chips using enzymes
WO2013045273A1 (de) * 2011-09-29 2013-04-04 Siemens Aktiengesellschaft Vorbehandlung von holzstämmen

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552011A1 (fr) * 1983-09-20 1985-03-22 Hansson Goeran Procede de traitement du bois
EP0374700A3 (de) * 1988-12-13 1991-11-21 Nippon Paper Industries Co., Ltd. Verfahren zur Herstellung von mechanischem Holzstoff und von Papier, das diesen Holzstoff enthält
AU622738B2 (en) * 1988-12-13 1992-04-16 Nippon Paper Industries Co. Ltd. Method for avoiding pitch troubles
EP0387187A3 (en) * 1989-02-13 1992-03-04 Sandoz Ag Process for reducing the pitch content in pulpwood
US5853537A (en) * 1989-02-13 1998-12-29 Clariant Finance (Bvi) Limited Process for treating pulpwoods and pulps with a pitch degrading fungus of the genus Ophiostoma
EP0618326A1 (en) * 1989-11-08 1994-10-05 Novo Nordisk A/S Hydrolysis of resin in pulp
EP0470929A3 (en) * 1990-07-31 1992-11-19 Sandoz Ltd. New fungi for pitch reduction, their preparation and use
AU650749B2 (en) * 1991-05-01 1994-06-30 Nippon Paper Industries Co. Ltd. Lipase-catalyzed ester hydrolysis
US5667634A (en) * 1991-05-01 1997-09-16 Novo Nordisk A/S Method for controlling pitch deposits in papermaking process using lipase and polyelectrolyte
WO1992019808A1 (en) * 1991-05-01 1992-11-12 Novo Nordisk A/S Lipase-catalyzed ester hydrolysis
EP0683265A1 (en) * 1994-05-20 1995-11-22 Sandoz Ltd Pitch degradation with white rot fungus
WO2004050985A1 (en) * 2002-11-29 2004-06-17 M-Real Oyj Removal of pitch from wood chips
WO2007035481A1 (en) * 2005-09-16 2007-03-29 Enzymatic Deinking Technologies, L.L.C. Treatment of wood chips using enzymes
WO2013045273A1 (de) * 2011-09-29 2013-04-04 Siemens Aktiengesellschaft Vorbehandlung von holzstämmen

Also Published As

Publication number Publication date
FR1569893A (cg-RX-API-DMAC10.html) 1969-06-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees