BE1009340A3 - Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede. - Google Patents

Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede. Download PDF

Info

Publication number: BE1009340A3
Authority: BE; Belgium
Prior art keywords: raw gas; cooler; section; gas; raw
Prior art date: 1994-03-02

Application number

BE9500368A

Other languages

English (en)

French (fr)

Inventor

Winfried Voges

Dieter Wurz

Original Assignee

Gea Luftkuehler Happel Gmbh

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.)

1994-03-02

Filing date

1995-04-21

Publication date

1997-02-04

1994-03-02 Priority to DE4406772A priority Critical patent/DE4406772C2/de

1994-07-13 Priority to AT0138594A priority patent/AT405376B/de

1995-04-13 Priority to GB9507750A priority patent/GB2299768A/en

1995-04-14 Priority to IT95RM000241A priority patent/IT1276534B1/it

1995-04-21 Application filed by Gea Luftkuehler Happel Gmbh filed Critical Gea Luftkuehler Happel Gmbh

1995-04-21 Priority to FR9504815A priority patent/FR2733304B3/fr

1995-04-21 Priority to BE9500368A priority patent/BE1009340A3/fr

1995-05-02 Priority to NL1000280A priority patent/NL1000280C2/xx

1997-02-04 Application granted granted Critical

1997-02-04 Publication of BE1009340A3 publication Critical patent/BE1009340A3/fr

Links

238000001816 cooling Methods 0.000 title claims description 29
238000000034 method Methods 0.000 title claims description 16
239000000126 substance Substances 0.000 title claims description 7
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
229910052717 sulfur Inorganic materials 0.000 claims abstract description 12
239000011593 sulfur Substances 0.000 claims abstract description 12
239000012530 fluid Substances 0.000 claims abstract description 11
238000010586 diagram Methods 0.000 claims abstract description 10
239000002826 coolant Substances 0.000 claims description 24
239000012809 cooling fluid Substances 0.000 claims description 24
AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims description 22
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
238000010438 heat treatment Methods 0.000 claims description 14
238000002156 mixing Methods 0.000 claims description 6
238000011144 upstream manufacturing Methods 0.000 claims description 3
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 39
239000000443 aerosol Substances 0.000 abstract description 18
239000012717 electrostatic precipitator Substances 0.000 abstract description 9
230000015572 biosynthetic process Effects 0.000 abstract description 7
239000007789 gas Substances 0.000 description 224
238000000926 separation method Methods 0.000 description 10
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 7
238000009833 condensation Methods 0.000 description 5
230000005494 condensation Effects 0.000 description 5
238000009434 installation Methods 0.000 description 4
239000000446 fuel Substances 0.000 description 3
238000002485 combustion reaction Methods 0.000 description 2
230000008878 coupling Effects 0.000 description 2
238000010168 coupling process Methods 0.000 description 2
238000005859 coupling reaction Methods 0.000 description 2
238000003303 reheating Methods 0.000 description 2
229920002994 synthetic fiber Polymers 0.000 description 2
239000002912 waste gas Substances 0.000 description 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
239000002253 acid Substances 0.000 description 1
210000001268 chyle Anatomy 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000006477 desulfuration reaction Methods 0.000 description 1
230000023556 desulfurization Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
239000000428 dust Substances 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
239000003546 flue gas Substances 0.000 description 1
239000010881 fly ash Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
230000003278 mimic effect Effects 0.000 description 1
230000003472 neutralizing effect Effects 0.000 description 1
238000011084 recovery Methods 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
239000007787 solid Substances 0.000 description 1
235000011149 sulphuric acid Nutrition 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
238000005406 washing Methods 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D51/00—Auxiliary pretreatment of gases or vapours to be cleaned
- B01D51/10—Conditioning the gas to be cleaned
- 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/08—Arrangements of devices for treating smoke or fumes of heaters
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/10—Intercepting solids by filters
- F23J2217/102—Intercepting solids by filters electrostatic
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2219/00—Treatment devices
- F23J2219/40—Sorption with wet devices, e.g. scrubbers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/15004—Preventing plume emission at chimney outlet
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/15081—Reheating of flue gases
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Mechanical Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Thermal Sciences (AREA)
Physics & Mathematics (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)
Treating Waste Gases (AREA)
Electrostatic Separation (AREA)

BE9500368A 1994-03-02 1995-04-21 Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede. BE1009340A3 (fr)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
DE4406772A DE4406772C2 (de)	1994-03-02	1994-03-02	Verfahren zur Kühlung von schadstoffbeladenem heißem Rohgas und Vorrichtung zur Durchführung des Verfahrens
AT0138594A AT405376B (de)	1994-03-02	1994-07-13	Verfahren zur kühlung von schadstoffbeladenem heissem rohgas und anordnung zur durchführung des verfahrens
GB9507750A GB2299768A (en)	1994-03-02	1995-04-13	Cooling hot crude gas charged with pollutants prior to scrubbing
IT95RM000241A IT1276534B1 (it)	1994-03-02	1995-04-14	Procedimento per il raffreddamento di gas grigi caldi, contenenti sostanze nocive e complesso per la realizzazione del procedimento.
FR9504815A FR2733304B3 (fr)	1994-03-02	1995-04-21	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede
BE9500368A BE1009340A3 (fr)	1994-03-02	1995-04-21	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede.
NL1000280A NL1000280C2 (nl)	1994-03-02	1995-05-02	Werkwijze voor het koelen van heet, ongezuiverd gas met milieu- verontreinigende stoffen, en inrichting voor het uitvoeren van de werkwijze.

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date	Title
DE4406772A DE4406772C2 (de)	1994-03-02	1994-03-02	Verfahren zur Kühlung von schadstoffbeladenem heißem Rohgas und Vorrichtung zur Durchführung des Verfahrens
GB9507750A GB2299768A (en)	1994-03-02	1995-04-13	Cooling hot crude gas charged with pollutants prior to scrubbing
IT95RM000241A IT1276534B1 (it)	1994-03-02	1995-04-14	Procedimento per il raffreddamento di gas grigi caldi, contenenti sostanze nocive e complesso per la realizzazione del procedimento.
FR9504815A FR2733304B3 (fr)	1994-03-02	1995-04-21	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede
BE9500368A BE1009340A3 (fr)	1994-03-02	1995-04-21	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede.
NL1000280A NL1000280C2 (nl)	1994-03-02	1995-05-02	Werkwijze voor het koelen van heet, ongezuiverd gas met milieu- verontreinigende stoffen, en inrichting voor het uitvoeren van de werkwijze.

Publications (1)

Publication Number	Publication Date
BE1009340A3 true BE1009340A3 (fr)	1997-02-04

Family

ID=27543165

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE9500368A BE1009340A3 (fr)	1994-03-02	1995-04-21	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede.

Country Status (7)

Country	Link
AT (1)	AT405376B (de)
BE (1)	BE1009340A3 (de)
DE (1)	DE4406772C2 (de)
FR (1)	FR2733304B3 (de)
GB (1)	GB2299768A (de)
IT (1)	IT1276534B1 (de)
NL (1)	NL1000280C2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4406772C2 (de) *	1994-03-02	1997-07-24	Gea Luftkuehler Happel Gmbh	Verfahren zur Kühlung von schadstoffbeladenem heißem Rohgas und Vorrichtung zur Durchführung des Verfahrens
DE4441193C2 (de) *	1994-11-18	1997-10-09	Wurz Dieter	Verfahren zur Kühlung von Rauchgasen sowie Rauchgaskühler
ITPD960097U1 (it) *	1996-11-22	1997-02-22	Renato Bonora	Miglioramento della qualita' delle emissioni nell'atmosfera daimpianti termici e razionalizzazione nell'impiego dei materiali
DE102008023534B3 (de) *	2008-05-14	2009-04-09	Polysius Ag	Anlage und Verfahren zur Konditionierung von Rauchgasen
WO2012136307A1 (en) *	2011-04-06	2012-10-11	Haldor Topsøe A/S	Process for production of sulphuric acid
DE102011109970A1 (de)	2011-08-11	2013-02-14	Outotec Oyj	Gas/Gas-Wärmetauscher
JP6632198B2 (ja)	2015-02-05	2020-01-22	三菱日立パワーシステムズ株式会社	熱交換器及び熱交換器の制御方法
CN112673227A (zh) *	2018-07-11	2021-04-16	梅克斯公司	使用热虹吸管壳式换热器进行羽流抑制

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3505952A1 (de) *	1985-02-21	1986-08-21	Davy McKee AG, 6000 Frankfurt	Verfahren zur anhebung der temperatur eines zu entschwefelnden rauchgases
US4619671A (en) *	1985-05-29	1986-10-28	Gea Luftkuehlergesellschaft Happel Gmbh & Co	Energy transfer device for desulfurizing installation
DE4002434A1 (de) *	1990-01-27	1991-08-01	Gea Luftkuehler Happel Gmbh	Verfahren und vorrichtung zur entstickung und entschwefelung von heissen abgasen, insbesondere aus feuerungen
DE4406772A1 (de) *	1994-03-02	1995-09-07	Gea Luftkuehler Happel Gmbh	Verfahren zur Kühlung von schadstoffbeladenem heißem Rohgas und Anordnung zur Durchführung des Verfahrens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3314183A1 (de) *	1983-04-19	1984-10-25	Davy McKee AG, 6000 Frankfurt	Verfahren zur uebertragung von waerme von einem heissen, so(pfeil abwaerts)2(pfeil abwaerts)-haltigen rauchgas auf das kalte entschwefelte reingas
DE3346691A1 (de) *	1983-12-23	1985-06-27	Davy McKee AG, 6000 Frankfurt	Verfahren zur abkuehlung eines rauchgases vor einer entschwefelung bei tiefer temperatur
DK160599C (da) *	1986-06-04	1991-09-02	Jydsk Varmekedelfab As	Fremgangsmaade og apparat til rensning af roeggas samt genvinding af varme herfra
DE3624462A1 (de) *	1986-07-19	1988-01-28	Metallgesellschaft Ag	Verfahren zur reinigung von rauchgasen

1994
- 1994-03-02 DE DE4406772A patent/DE4406772C2/de not_active Expired - Fee Related
- 1994-07-13 AT AT0138594A patent/AT405376B/de active
1995
- 1995-04-13 GB GB9507750A patent/GB2299768A/en not_active Withdrawn
- 1995-04-14 IT IT95RM000241A patent/IT1276534B1/it active IP Right Grant
- 1995-04-21 FR FR9504815A patent/FR2733304B3/fr not_active Expired - Lifetime
- 1995-04-21 BE BE9500368A patent/BE1009340A3/fr active
- 1995-05-02 NL NL1000280A patent/NL1000280C2/xx not_active IP Right Cessation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3505952A1 (de) *	1985-02-21	1986-08-21	Davy McKee AG, 6000 Frankfurt	Verfahren zur anhebung der temperatur eines zu entschwefelnden rauchgases
US4619671A (en) *	1985-05-29	1986-10-28	Gea Luftkuehlergesellschaft Happel Gmbh & Co	Energy transfer device for desulfurizing installation
DE4002434A1 (de) *	1990-01-27	1991-08-01	Gea Luftkuehler Happel Gmbh	Verfahren und vorrichtung zur entstickung und entschwefelung von heissen abgasen, insbesondere aus feuerungen
DE4406772A1 (de) *	1994-03-02	1995-09-07	Gea Luftkuehler Happel Gmbh	Verfahren zur Kühlung von schadstoffbeladenem heißem Rohgas und Anordnung zur Durchführung des Verfahrens

Also Published As

Publication number	Publication date
NL1000280C2 (nl)	1996-11-05
ATA138594A (de)	1998-12-15
ITRM950241A1 (it)	1996-10-14
GB9507750D0 (en)	1995-05-31
FR2733304B3 (fr)	1997-04-30
AT405376B (de)	1999-07-26
GB2299768A (en)	1996-10-16
ITRM950241A0 (it)	1995-04-14
FR2733304A3 (fr)	1996-10-25
IT1276534B1 (it)	1997-11-03
DE4406772C2 (de)	1997-07-24
DE4406772A1 (de)	1995-09-07

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EP1620637B1 (de)	2012-07-11	System zum kühlen eines ausstattungsteils auf eine niedrige temperatur, wie zum beispiel eines teils einer kraftfahrzeugausstattung, und zugehörige wärmetauscher
BE1009340A3 (fr)	1997-02-04	Procede de refroidissement de gaz brut chaud charge de substances nocives, et agencement pour la mise en oeuvre du procede.
FR2483514A1 (fr)	1981-12-04	Centrale de production d'energie a cycles combines et procede pour y empecher la corrosion sulfureuse
FR2937115A1 (fr)	2010-04-16	Procede de regazeification du gaz naturel avec de l'air ambiant prealablement deshumidifie.
WO2017198653A1 (fr)	2017-11-23	Dispositif d'introduction de fumées d'échappement d'un moteur de navire marin dans un laveur
EP0642647B1 (de)	1998-07-22	Verfahren zur behandlung von heissen und verunreinigten abgasen aus einem thermischen reaktor mit einer verbrennung
FR2529656A1 (fr)	1984-01-06	Chaudiere a chaleur perdue
FR2678047A1 (fr)	1992-12-24	Dispositif de traitement des fumees chaudes et polluees, notamment acides, provenant de la combustion du fuel dans une chaudiere industrielle ou de chauffage urbain.
EP1592919A1 (de)	2005-11-09	Dampferzeuger mit nachgeschalteten verbrennungsfeuerungen
EP0110763B1 (de)	1987-06-10	Mit einer Absorptionswärmepumpe versehene Heizungsanlage
FR2463895A1 (fr)	1981-02-27	Installation de chauffage
CH649370A5 (fr)	1985-05-15	Pompe a chaleur.
EP0051036B1 (de)	1985-04-03	Oberflächenwärmetauscher zur Wärmerückgewinnung
FR3005143A1 (fr)	2014-10-31	Installation thermique de production d'electricite par combustion
FR2951816A1 (fr)	2011-04-29	Secheur industriel a pompe a chaleur.
FR2475116A1 (fr)	1981-08-07	Procede pour produire par voie thermique un jet de liquide atomise a haute vitesse
FR2545197A1 (fr)	1984-11-02	Rechauffeur d'air a corps de chauffe multiples resistant a la corrosion
BE861145R (fr)	1978-05-24	Appareil de neutralisation et d'epuration d'air
FR2504191A1 (fr)	1982-10-22	Procede et dispositif de traitement des gaz d'echappement d'un moteur a combustion interne, pour favoriser leur epuration
FR2491606A1 (fr)	1982-04-09	Recuperateur de chaleur residuelle des gaz et fumees
BE535619A (de)
BE902120A (fr)	1985-07-31	Procede et installation de chauffage d'air de sechage essentiellement par recuperation de l'enthalpie contenue dans l'air humide sortant de l'appareil de sechage.
BE597553A (de)
BE382428A (de)
BE899256A (fr)	1984-07-16	Pompe a chaleur.