FR2281156A1 - Procede de lavage des gaz sortant d'installations de sechage de bois - Google Patents

Procede de lavage des gaz sortant d'installations de sechage de bois

Info

Publication number: FR2281156A1
Authority: FR; France
Prior art keywords: pollutants; washing; flue gases; pptg; sepn
Prior art date: 1974-08-06
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

FR7521052A

Other languages

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.)

1974-08-06

Filing date

1975-07-04

Publication date

1976-03-05

1975-07-04 Application filed by Individual filed Critical Individual

1976-03-05 Publication of FR2281156A1 publication Critical patent/FR2281156A1/fr

Status Withdrawn legal-status Critical Current

Links

238000001035 drying Methods 0.000 title abstract 3
239000003344 environmental pollutant Substances 0.000 title abstract 3
231100000719 pollutant Toxicity 0.000 title abstract 3
238000005406 washing Methods 0.000 title abstract 3
239000002023 wood Substances 0.000 title abstract 3
239000003546 flue gas Substances 0.000 title abstract 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
235000011121 sodium hydroxide Nutrition 0.000 abstract 2
239000001117 sulphuric acid Substances 0.000 abstract 2
235000011149 sulphuric acid Nutrition 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
239000002253 acid Substances 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
-1 calcium hydroxide Chemical compound 0.000 abstract 1
239000000920 calcium hydroxide Substances 0.000 abstract 1
229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
239000003921 oil Substances 0.000 abstract 1
150000002989 phenols Chemical class 0.000 abstract 1
229920005989 resin Polymers 0.000 abstract 1
239000011347 resin Substances 0.000 abstract 1
239000000126 substance Substances 0.000 abstract 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Biomedical Technology (AREA)
Environmental & Geological Engineering (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Treating Waste Gases (AREA)

FR7521052A 1974-08-06 1975-07-04 Procede de lavage des gaz sortant d'installations de sechage de bois Withdrawn FR2281156A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19742437729 DE2437729A1 (de)	1974-08-06	1974-08-06	Verfahren zur waschung von abgasen hinter holztrockneranlagen

Publications (1)

Publication Number	Publication Date
FR2281156A1 true FR2281156A1 (fr)	1976-03-05

Family

ID=5922510

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7521052A Withdrawn FR2281156A1 (fr)	1974-08-06	1975-07-04	Procede de lavage des gaz sortant d'installations de sechage de bois

Country Status (5)

Country	Link
AT (1)	AT358544B (fr)
BE (1)	BE830989A (fr)
DE (1)	DE2437729A1 (fr)
FR (1)	FR2281156A1 (fr)
IT (1)	IT1040497B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2741929C2 (de) *	1977-09-17	1982-08-12	UOP Inc. GmbH, 5272 Wipperfürth	Kontinuierliches Verfahren zum Entfernen von Formaldehyd aus Industrieabgasen
DE3221795A1 (de) *	1982-06-09	1983-12-15	Hugo Petersen Gesellschaft für verfahrenstechnischen Anlagenbau mbH & Co KG, 6200 Wiesbaden	Verfahren zum kontinuierlichen entfernen von formaldehyd aus einem gasstrom

1974
- 1974-08-06 DE DE19742437729 patent/DE2437729A1/de active Pending
1975
- 1975-06-06 AT AT434875A patent/AT358544B/de not_active IP Right Cessation
- 1975-07-04 FR FR7521052A patent/FR2281156A1/fr not_active Withdrawn
- 1975-07-04 BE BE2054439A patent/BE830989A/fr unknown
- 1975-08-05 IT IT2612575A patent/IT1040497B/it active

Also Published As

Publication number	Publication date
AT358544B (de)	1980-09-10
IT1040497B (it)	1979-12-20
ATA434875A (de)	1980-02-15
DE2437729A1 (de)	1976-02-26
BE830989A (fr)	1975-11-03

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Legal Events

Date	Code	Title	Description
1978-09-15	ST	Notification of lapse