CH624339A5 - Method for treating wood - Google Patents

Method for treating wood Download PDF

Info

Publication number: CH624339A5
Authority: CH; Switzerland
Prior art keywords: wood; treatment; pressure; treating; container
Prior art date: 1977-05-31

Application number

CH591778A

Other languages

English (en)

French (fr)

Inventor

William Cheatom Jun Kelso

Original Assignee

Forest Prod Util Lab

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.)

1977-05-31

Filing date

1978-05-30

Publication date

1981-07-31

1977-09-27 Priority claimed from US05/836,986 external-priority patent/US4303705A/en

1978-05-30 Application filed by Forest Prod Util Lab filed Critical Forest Prod Util Lab

1981-07-31 Publication of CH624339A5 publication Critical patent/CH624339A5/fr

Links

239000002023 wood Substances 0.000 title claims description 133
238000000034 method Methods 0.000 title claims description 59
238000011282 treatment Methods 0.000 claims description 73
239000000243 solution Substances 0.000 claims description 54
IZUPBVBPLAPZRR-UHFFFAOYSA-N pentachlorophenol Chemical compound OC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl IZUPBVBPLAPZRR-UHFFFAOYSA-N 0.000 claims description 49
239000007788 liquid Substances 0.000 claims description 36
230000008569 process Effects 0.000 claims description 34
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 14
239000002904 solvent Substances 0.000 claims description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
239000000126 substance Substances 0.000 claims description 11
238000009835 boiling Methods 0.000 claims description 8
239000003795 chemical substances by application Substances 0.000 claims description 8
239000012530 fluid Substances 0.000 claims description 8
230000000717 retained effect Effects 0.000 claims description 8
235000000346 sugar Nutrition 0.000 claims description 8
150000008163 sugars Chemical class 0.000 claims description 8
239000002253 acid Substances 0.000 claims description 7
229910052802 copper Inorganic materials 0.000 claims description 7
239000010949 copper Substances 0.000 claims description 7
239000003755 preservative agent Substances 0.000 claims description 7
229910052804 chromium Inorganic materials 0.000 claims description 6
239000011651 chromium Substances 0.000 claims description 6
238000010438 heat treatment Methods 0.000 claims description 6
229930195733 hydrocarbon Natural products 0.000 claims description 6
150000002430 hydrocarbons Chemical class 0.000 claims description 6
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical class [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 4
239000010875 treated wood Substances 0.000 claims description 4
239000003171 wood protecting agent Substances 0.000 claims description 4
239000004215 Carbon black (E152) Substances 0.000 claims description 3
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
239000012670 alkaline solution Substances 0.000 claims description 3
239000002216 antistatic agent Substances 0.000 claims description 3
239000003086 colorant Substances 0.000 claims description 3
239000003063 flame retardant Substances 0.000 claims description 3
229910052708 sodium Inorganic materials 0.000 claims description 3
239000011734 sodium Substances 0.000 claims description 3
WHRZCXAVMTUTDD-UHFFFAOYSA-N 1h-furo[2,3-d]pyrimidin-2-one Chemical compound N1C(=O)N=C2OC=CC2=C1 WHRZCXAVMTUTDD-UHFFFAOYSA-N 0.000 claims description 2
235000006173 Larrea tridentata Nutrition 0.000 claims description 2
244000073231 Larrea tridentata Species 0.000 claims description 2
239000004902 Softening Agent Substances 0.000 claims description 2
229960002126 creosote Drugs 0.000 claims description 2
229910021645 metal ion Inorganic materials 0.000 claims description 2
239000000203 mixture Substances 0.000 claims description 2
238000005470 impregnation Methods 0.000 description 30
210000004027 cell Anatomy 0.000 description 27
150000003839 salts Chemical class 0.000 description 19
230000014759 maintenance of location Effects 0.000 description 9
235000005018 Pinus echinata Nutrition 0.000 description 8
241001236219 Pinus echinata Species 0.000 description 8
235000017339 Pinus palustris Nutrition 0.000 description 8
238000010521 absorption reaction Methods 0.000 description 8
238000001556 precipitation Methods 0.000 description 6
238000011221 initial treatment Methods 0.000 description 5
239000003208 petroleum Substances 0.000 description 5
239000000047 product Substances 0.000 description 5
229960000583 acetic acid Drugs 0.000 description 4
230000008901 benefit Effects 0.000 description 4
239000003761 preservation solution Substances 0.000 description 4
230000002335 preservative effect Effects 0.000 description 4
238000012360 testing method Methods 0.000 description 4
235000008733 Citrus aurantifolia Nutrition 0.000 description 3
235000011941 Tilia x europaea Nutrition 0.000 description 3
238000001354 calcination Methods 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 3
239000004571 lime Substances 0.000 description 3
239000002244 precipitate Substances 0.000 description 3
HCJLVWUMMKIQIM-UHFFFAOYSA-M sodium;2,3,4,5,6-pentachlorophenolate Chemical compound [Na+].[O-]C1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl HCJLVWUMMKIQIM-UHFFFAOYSA-M 0.000 description 3
239000002699 waste material Substances 0.000 description 3
241000227653 Lycopersicon Species 0.000 description 2
235000007688 Lycopersicon esculentum Nutrition 0.000 description 2
239000004480 active ingredient Substances 0.000 description 2
PWGQHOJABIQOOS-UHFFFAOYSA-N copper;dioxido(dioxo)chromium Chemical compound [Cu+2].[O-][Cr]([O-])(=O)=O PWGQHOJABIQOOS-UHFFFAOYSA-N 0.000 description 2
230000008030 elimination Effects 0.000 description 2
238000003379 elimination reaction Methods 0.000 description 2
238000011065 in-situ storage Methods 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
238000011084 recovery Methods 0.000 description 2
239000002689 soil Substances 0.000 description 2
239000003381 stabilizer Substances 0.000 description 2
238000010025 steaming Methods 0.000 description 2
JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
235000002767 Daucus carota Nutrition 0.000 description 1
244000000626 Daucus carota Species 0.000 description 1
229920002488 Hemicellulose Polymers 0.000 description 1
235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
235000011613 Pinus brutia Nutrition 0.000 description 1
241000018646 Pinus brutia Species 0.000 description 1
239000003929 acidic solution Substances 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
229910052785 arsenic Inorganic materials 0.000 description 1
229910052788 barium Inorganic materials 0.000 description 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
239000002981 blocking agent Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
239000011575 calcium Substances 0.000 description 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
210000002421 cell wall Anatomy 0.000 description 1
230000008859 change Effects 0.000 description 1
KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
230000003750 conditioning effect Effects 0.000 description 1
229910000365 copper sulfate Inorganic materials 0.000 description 1
ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
230000008021 deposition Effects 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012153 distilled water Substances 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
238000011049 filling Methods 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
238000007429 general method Methods 0.000 description 1
239000012362 glacial acetic acid Substances 0.000 description 1
239000003350 kerosene Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
238000013508 migration Methods 0.000 description 1
230000005012 migration Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000007935 neutral effect Effects 0.000 description 1
239000003960 organic solvent Substances 0.000 description 1
238000000643 oven drying Methods 0.000 description 1
230000035515 penetration Effects 0.000 description 1
239000003209 petroleum derivative Substances 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
150000003385 sodium Chemical class 0.000 description 1
KIEOKOFEPABQKJ-UHFFFAOYSA-N sodium dichromate Chemical compound [Na+].[Na+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KIEOKOFEPABQKJ-UHFFFAOYSA-N 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000007928 solubilization Effects 0.000 description 1
238000005063 solubilization Methods 0.000 description 1
238000005507 spraying Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
238000010998 test method Methods 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
238000009834 vaporization Methods 0.000 description 1
230000008016 vaporization Effects 0.000 description 1
230000004584 weight gain Effects 0.000 description 1
235000019786 weight gain Nutrition 0.000 description 1

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
- B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
- 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
- B27K3/02—Processes; Apparatus
- B27K3/0207—Pretreatment of wood before impregnation
- 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
- B27K3/0292—Processes; Apparatus involving an additional treatment during or after impregnation for improving fixation
- 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
- B27K3/32—Mixtures of different inorganic impregnating agents
- 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
- B27K3/34—Organic impregnating agents
- B27K3/38—Aromatic compounds
- B27K3/40—Aromatic compounds halogenated
- 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
- B27K3/34—Organic impregnating agents
- B27K3/44—Tar; Mineral oil
- 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
- B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds
- 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
- B27K5/001—Heating

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Forests & Forestry (AREA)
Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical And Physical Treatments For Wood And The Like (AREA)

CH591778A 1977-05-31 1978-05-30 Method for treating wood CH624339A5 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US80195377A	1977-05-31	1977-05-31
US83694377A	1977-09-27	1977-09-27
US83698577A	1977-09-27	1977-09-27
US05/836,986 US4303705A (en)	1977-09-27	1977-09-27	Treatment of wood with water-borne preservatives

Publications (1)

Publication Number	Publication Date
CH624339A5 true CH624339A5 (en)	1981-07-31

Family

ID=27505816

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH591778A CH624339A5 (en)	1977-05-31	1978-05-30	Method for treating wood

Country Status (15)

Country	Link
JP (1)	JPS5495703A (it)
AU (1)	AU3657478A (it)
BR (1)	BR7803404A (it)
CA (1)	CA1122484A (it)
CH (1)	CH624339A5 (it)
DE (1)	DE2823574A1 (it)
DK (1)	DK236578A (it)
ES (1)	ES470276A1 (it)
FI (1)	FI781712A7 (it)
FR (1)	FR2392786A1 (it)
GB (1)	GB1604803A (it)
IT (1)	IT1095177B (it)
MX (1)	MX148557A (it)
NO (1)	NO781826L (it)
SE (1)	SE7806283L (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3239382A (en) *	1960-09-27	1966-03-08	Exxon Research Engineering Co	Fuel cell catalysts
US4649065A (en) *	1985-07-08	1987-03-10	Mooney Chemicals, Inc.	Process for preserving wood
WO1988000114A1 (en) *	1986-07-01	1988-01-14	Maude, Aaltje, Elisabeth	Impregnation process and apparatus with a vacuum pump valve control system
IT1265799B1 (it) *	1992-03-05	1996-12-11	Margaritelli Spa	Procedimento di doppia impregnazione del legno atto a consentirne l'ottimale conservazione, eseguito con sali minerali ed olio di
WO1996035560A1 (en) *	1995-05-08	1996-11-14	The University Of Melbourne	Process of treating wood with preservative
WO1997034746A1 (en) *	1996-03-21	1997-09-25	Centillion Chemicals Limited	Fixation process
JPH09277209A (ja) *	1996-04-19	1997-10-28	Sanko Kogyo Kk	防腐・難燃処理木材及びその製造方法
PT102376A (pt) *	1999-11-16	2001-05-31	Amorim & Irmaos S A	Processo de extraccao solido-liquido aplicado a produtos de cortica
ATE431245T1 (de)	2003-12-22	2009-05-15	Facc Ag	Verfahren zur herstellung eines brandhemmenden furniers sowie brandhemmendes furnier
DE102008040903A1 (de) *	2008-07-31	2010-02-04	Fränkische Holzveredelungs-GmbH	Verfahren zum Färben von Holzstücken
DE102010001424A1 (de) *	2010-02-01	2011-08-04	Fränkische Holzveredelungs-GmbH, 97353	Verfahren zum Färben von Holzstücken

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3080212A (en) *	1961-12-12	1963-03-05	Koppers Co Inc	Treatment of wood with hot chromated copper arsenate solutions
FR1342157A (fr) *	1962-07-26	1963-11-08	Koppers Co Inc	Perfectionnements apportés aux procédés pour la conservation du bois, et aux bois ainsi traités
US3560251A (en) *	1965-07-19	1971-02-02	Hager Ab	Wood treatment method
US3900615A (en) *	1972-10-13	1975-08-19	Dow Chemical Co	Process for treating wood

1978
- 1978-05-25 NO NO78781826A patent/NO781826L/no unknown
- 1978-05-29 BR BR787803404A patent/BR7803404A/pt unknown
- 1978-05-29 AU AU36574/78A patent/AU3657478A/en active Pending
- 1978-05-29 ES ES470276A patent/ES470276A1/es not_active Expired
- 1978-05-29 DK DK236578A patent/DK236578A/da not_active Application Discontinuation
- 1978-05-29 JP JP6344478A patent/JPS5495703A/ja active Pending
- 1978-05-30 FI FI781712A patent/FI781712A7/fi not_active Application Discontinuation
- 1978-05-30 DE DE19782823574 patent/DE2823574A1/de not_active Withdrawn
- 1978-05-30 SE SE7806283A patent/SE7806283L/xx unknown
- 1978-05-30 FR FR7816057A patent/FR2392786A1/fr not_active Withdrawn
- 1978-05-30 CH CH591778A patent/CH624339A5/fr not_active IP Right Cessation
- 1978-05-31 MX MX173631A patent/MX148557A/es unknown
- 1978-05-31 CA CA304,508A patent/CA1122484A/en not_active Expired
- 1978-05-31 GB GB25859/78A patent/GB1604803A/en not_active Expired
- 1978-05-31 IT IT24030/78A patent/IT1095177B/it active

Also Published As

Publication number	Publication date
AU3657478A (en)	1979-12-06
IT7824030A0 (it)	1978-05-31
MX148557A (es)	1983-05-06
FR2392786A1 (fr)	1978-12-29
DE2823574A1 (de)	1978-12-21
BR7803404A (pt)	1979-02-06
ES470276A1 (es)	1979-09-16
FI781712A7 (fi)	1978-12-01
NO781826L (no)	1978-12-01
GB1604803A (en)	1981-12-16
IT1095177B (it)	1985-08-10
JPS5495703A (en)	1979-07-28
SE7806283L (sv)	1978-12-01
CA1122484A (en)	1982-04-27
DK236578A (da)	1978-12-01

Legal Events

Date	Code	Title	Description
1982-01-29	PL	Patent ceased
2024-10-31	PLX	Patent declared invalid from date of grant onwards

Publication	Publication Date	Title
CH624339A5 (en)	1981-07-31	Method for treating wood
FR2589776A2 (fr)	1987-05-15	Composition et procede de traitement pour la protection du bois.
FR2700970A1 (fr)	1994-08-05	Solution d'un soluté inorganique dans un solvant aqueux, procédé d'obtention et applications au traitement du bois.
EP1216123B1 (fr)	2003-11-19	Procede de traitement et d'extraction de composes organiques du liege, par un fluide dense sous pression
FR2754464A1 (fr)	1998-04-17	Procede et installation d'extraction de composes organiques et/ou inorganiques du bois par un fluide supercritique
CA2351165C (en)	2008-07-08	A method of performing an impregnating or extracting treatment on a resin-containing wood substrate
US4325993A (en)	1982-04-20	Wood preservation process
FR2562463A1 (fr)	1985-10-11	Composition et procede de traitement pour la protection du bois
US3560251A (en)	1971-02-02	Wood treatment method
NZ523249A (en)	2005-04-29	Method of delivering compositions to substrates
CA2726795A1 (en)	2012-07-03	Single step creosote/borate wood treatment
US3571943A (en)	1971-03-23	Wood drying and preserving process
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