CA1210979A - Production du panneau de fibres par voie humide - Google Patents

Production du panneau de fibres par voie humide

Info

Publication number: CA1210979A
Authority: CA; Canada
Prior art keywords: chips; pulp; backwater; water; solution
Prior art date: 1982-12-09
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

CA000417382A

Other languages

English (en)

Inventor

Ove Danielsson

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.)

Valmet AB

Original Assignee

Sunds Defibrator 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.)

1982-12-09

Filing date

1982-12-09

Publication date

1986-09-09

1982-12-09 Application filed by Sunds Defibrator AB filed Critical Sunds Defibrator AB

1982-12-09 Priority to CA000417382A priority Critical patent/CA1210979A/fr

1986-09-09 Application granted granted Critical

1986-09-09 Publication of CA1210979A publication Critical patent/CA1210979A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 24
230000008569 process Effects 0.000 title claims abstract description 19
239000011094 fiberboard Substances 0.000 title claims abstract description 13
239000000126 substance Substances 0.000 claims abstract description 38
239000007864 aqueous solution Substances 0.000 claims abstract description 9
239000000725 suspension Substances 0.000 claims abstract description 7
239000000243 solution Substances 0.000 claims description 15
239000000835 fiber Substances 0.000 claims description 5
238000010438 heat treatment Methods 0.000 claims description 2
229920006395 saturated elastomer Polymers 0.000 claims description 2
239000002002 slurry Substances 0.000 claims 3
238000001035 drying Methods 0.000 claims 1
239000013505 freshwater Substances 0.000 claims 1
239000013055 pulp slurry Substances 0.000 claims 1
239000012808 vapor phase Substances 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 36
238000005470 impregnation Methods 0.000 abstract description 15
239000000463 material Substances 0.000 abstract description 7
230000006835 compression Effects 0.000 abstract description 2
238000007906 compression Methods 0.000 abstract description 2
239000002023 wood Substances 0.000 description 10
238000001704 evaporation Methods 0.000 description 7
230000008020 evaporation Effects 0.000 description 7
241000196324 Embryophyta Species 0.000 description 5
229920001282 polysaccharide Polymers 0.000 description 5
239000000203 mixture Substances 0.000 description 4
238000010025 steaming Methods 0.000 description 4
238000000227 grinding Methods 0.000 description 3
238000007731 hot pressing Methods 0.000 description 3
210000000988 bone and bone Anatomy 0.000 description 2
239000002657 fibrous material Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000007858 starting material Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
238000011282 treatment Methods 0.000 description 2
241000609240 Ambelania acida Species 0.000 description 1
239000010905 bagasse Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000009833 condensation Methods 0.000 description 1
230000005494 condensation Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000007865 diluting Methods 0.000 description 1
238000002845 discoloration Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000011121 hardwood Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
239000010902 straw Substances 0.000 description 1
238000005406 washing Methods 0.000 description 1

Landscapes

Paper (AREA)

CA000417382A 1982-12-09 1982-12-09 Production du panneau de fibres par voie humide Expired CA1210979A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000417382A CA1210979A (fr)	1982-12-09	1982-12-09	Production du panneau de fibres par voie humide

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000417382A CA1210979A (fr)	1982-12-09	1982-12-09	Production du panneau de fibres par voie humide

Publications (1)

Publication Number	Publication Date
CA1210979A true CA1210979A (fr)	1986-09-09

Family

ID=4124121

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000417382A Expired CA1210979A (fr)	1982-12-09	1982-12-09	Production du panneau de fibres par voie humide

Country Status (1)

Country	Link
CA (1)	CA1210979A (fr)

1982
- 1982-12-09 CA CA000417382A patent/CA1210979A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
2003-09-09	MKEX	Expiry