CA1236255A - Process for densifying low density woods - Google Patents

Process for densifying low density woods

Info

Publication number
CA1236255A
CA1236255A CA000476650A CA476650A CA1236255A CA 1236255 A CA1236255 A CA 1236255A CA 000476650 A CA000476650 A CA 000476650A CA 476650 A CA476650 A CA 476650A CA 1236255 A CA1236255 A CA 1236255A
Authority
CA
Canada
Prior art keywords
wood
process according
ammonia
veneer
wood member
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
CA000476650A
Other languages
English (en)
French (fr)
Inventor
Peter Favot
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to CA000476650A priority Critical patent/CA1236255A/en
Priority to AT86301862T priority patent/ATE52958T1/de
Priority to EP86301862A priority patent/EP0197674B1/de
Priority to DE8686301862T priority patent/DE3671403D1/de
Application granted granted Critical
Publication of CA1236255A publication Critical patent/CA1236255A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B27K1/00—Damping wood
    • 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
    • B27K3/16—Inorganic impregnating agents
    • B27K3/20—Compounds of alkali metals or ammonium
    • 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
    • B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
    • B27K5/06—Softening or hardening of wood
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
CA000476650A 1985-03-15 1985-03-15 Process for densifying low density woods Expired CA1236255A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA000476650A CA1236255A (en) 1985-03-15 1985-03-15 Process for densifying low density woods
AT86301862T ATE52958T1 (de) 1985-03-15 1986-03-14 Verfahren zur verdichtung von hoelzern mit niedriger dichte.
EP86301862A EP0197674B1 (de) 1985-03-15 1986-03-14 Verfahren zur Verdichtung von Hölzern mit niedriger Dichte
DE8686301862T DE3671403D1 (de) 1985-03-15 1986-03-14 Verfahren zur verdichtung von hoelzern mit niedriger dichte.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000476650A CA1236255A (en) 1985-03-15 1985-03-15 Process for densifying low density woods

Publications (1)

Publication Number Publication Date
CA1236255A true CA1236255A (en) 1988-05-10

Family

ID=4130037

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000476650A Expired CA1236255A (en) 1985-03-15 1985-03-15 Process for densifying low density woods

Country Status (4)

Country Link
EP (1) EP0197674B1 (de)
AT (1) ATE52958T1 (de)
CA (1) CA1236255A (de)
DE (1) DE3671403D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2658750A1 (fr) * 1990-02-26 1991-08-30 Ober Ind Procede de fabrication, partant de bois massif ou de placage, scie, tranche ou deroule, de panneaux densifies et durs.
WO1993019910A1 (en) * 1992-04-04 1993-10-14 Woodform Design Ltd Bending and shaping mdf
GB2265914A (en) * 1992-04-04 1993-10-13 Hoffman Thornwood Plc Method of plasticising medium density fibre board
DK0623433T3 (da) * 1993-04-29 1996-09-16 Shell Int Research Fremgangsmåde til opgradering af lavkvalitetstræ
FR2796586B1 (fr) 1999-07-20 2001-10-12 Frederic Voisin Procede et dispositif de compression, cintrage et jointage de douelles pour fabriquer des futs ou des barriques
CZ304024B6 (cs) * 2008-12-02 2013-08-28 Mendelova zemedelská a lesnická univerzita v Brne Zpusob rovnomerného plosného zhustování dreva, zejména smrkového
SE534884C2 (sv) * 2010-04-28 2012-01-31 Mb Aedeltrae Ab Metod för behandling av en skiva samt ett skivelement
WO2018003935A1 (ja) * 2016-07-01 2018-01-04 公立大学法人北九州市立大学 集成材の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3282313A (en) * 1964-11-24 1966-11-01 Research Corp Method of forming wood and formed wood product
FI43008B (de) * 1969-06-10 1970-09-02 Neste Oy
AT326339B (de) * 1971-09-14 1975-12-10 Inst Khim Drevesiny Akademii N Verfahren zum verdichten von vollholz

Also Published As

Publication number Publication date
EP0197674A1 (de) 1986-10-15
ATE52958T1 (de) 1990-06-15
EP0197674B1 (de) 1990-05-23
DE3671403D1 (de) 1990-06-28

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