CA976813A - Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field - Google Patents

Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field

Info

Publication number
CA976813A
CA976813A CA154,285A CA154285A CA976813A CA 976813 A CA976813 A CA 976813A CA 154285 A CA154285 A CA 154285A CA 976813 A CA976813 A CA 976813A
Authority
CA
Canada
Prior art keywords
employing
high frequency
electromagnetic field
fire retardant
frequency electromagnetic
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
CA154,285A
Other versions
CA154285S (en
Inventor
Tibor G. Perlus
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.)
Canadian Wood Council
Original Assignee
Canadian Wood Council
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 Canadian Wood Council filed Critical Canadian Wood Council
Priority to CA154,285A priority Critical patent/CA976813A/en
Application granted granted Critical
Publication of CA976813A publication Critical patent/CA976813A/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
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/0207—Pretreatment of wood before impregnation
    • B27K3/0221—Pore opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0218—Pretreatment, e.g. heating the substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to 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
    • B27K3/02—Processes; Apparatus
    • B27K3/0278—Processes; Apparatus involving an additional treatment during or after impregnation
    • B27K3/0285—Processes; Apparatus involving an additional treatment during or after impregnation for improving the penetration of the impregnating fluid
    • 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
    • B27K3/02—Processes; Apparatus
    • B27K3/04—Impregnating in open tanks
    • 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
    • B27K5/003—Treating of wood not provided for in groups B27K1/00, B27K3/00 by using electromagnetic radiation or mechanical waves
    • B27K5/0055—Radio-waves, e.g. microwaves
    • 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
    • B27K2240/30—Fireproofing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
CA154,285A 1972-10-19 1972-10-19 Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field Expired CA976813A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA154,285A CA976813A (en) 1972-10-19 1972-10-19 Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA154,285A CA976813A (en) 1972-10-19 1972-10-19 Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field

Publications (1)

Publication Number Publication Date
CA976813A true CA976813A (en) 1975-10-28

Family

ID=4094718

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,285A Expired CA976813A (en) 1972-10-19 1972-10-19 Method of manufacturing fire retardant plywood employing a high frequency electromagnetic field

Country Status (1)

Country Link
CA (1) CA976813A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001038055A1 (en) * 1999-11-22 2001-05-31 Centre De Cooperation Internationale En Recherche Agronomique Pour Le Developpement Method and device for treating wood and similar materials
WO2002000404A1 (en) * 2000-06-30 2002-01-03 A.R.M.I.N.E.S.-Association Pour La Recherche Et Le Developpement Des Methodes Et Processus Industriels Method for core impregnation of wooden parts by thermal treatment in solutions
CN100589944C (en) * 2008-06-13 2010-02-17 昆明理工大学 Method of treating fire retardant wood using microwave
US8425980B2 (en) 2002-12-16 2013-04-23 Mattersmiths Technologies Limited Method of delivering compositions to substrates
WO2018101825A1 (en) 2016-12-02 2018-06-07 Impex Wood B.V. Fire retardant wood veneer laminate

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001038055A1 (en) * 1999-11-22 2001-05-31 Centre De Cooperation Internationale En Recherche Agronomique Pour Le Developpement Method and device for treating wood and similar materials
WO2002000404A1 (en) * 2000-06-30 2002-01-03 A.R.M.I.N.E.S.-Association Pour La Recherche Et Le Developpement Des Methodes Et Processus Industriels Method for core impregnation of wooden parts by thermal treatment in solutions
FR2810917A1 (en) * 2000-06-30 2002-01-04 Armines Ass Pour La Rech Et Le METHOD OF IMPREGNATION AT THE HEART OF PIECES OF WOOD BY BATH HEAT TREATMENT
US8425980B2 (en) 2002-12-16 2013-04-23 Mattersmiths Technologies Limited Method of delivering compositions to substrates
US9023428B2 (en) 2002-12-16 2015-05-05 Koppers Performance Chemicals Inc. Method of delivering compositions to substrates
CN100589944C (en) * 2008-06-13 2010-02-17 昆明理工大学 Method of treating fire retardant wood using microwave
WO2018101825A1 (en) 2016-12-02 2018-06-07 Impex Wood B.V. Fire retardant wood veneer laminate
NL2017910B1 (en) * 2016-12-02 2018-06-18 Impex Wood B V Fire retardant wood veneer laminate

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