BE811965A - Perfectionnements apportes a l'elimination de l'anhydride sulfureux de gaz - Google Patents

Perfectionnements apportes a l'elimination de l'anhydride sulfureux de gaz

Info

Publication number: BE811965A
Authority: BE; Belgium
Prior art keywords: elimination; gas; sulfurous anhydride; sulfurous; anhydride
Prior art date: 1973-03-08

Application number

BE141717A

Other languages

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.)

1973-03-08

Filing date

1974-03-07

Publication date

1974-07-01

1974-03-07 Application filed filed Critical

1974-07-01 Publication of BE811965A publication Critical patent/BE811965A/xx

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
- B01D53/48—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

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)

BE141717A 1973-03-08 1974-03-07 Perfectionnements apportes a l'elimination de l'anhydride sulfureux de gaz BE811965A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US339426A US3919393A (en)	1973-03-08	1973-03-08	Process for sulfur dioxide removal from combustion gases

Publications (1)

Publication Number	Publication Date
BE811965A true BE811965A (fr)	1974-07-01

Family

ID=23328954

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE141717A BE811965A (fr)	1973-03-08	1974-03-07	Perfectionnements apportes a l'elimination de l'anhydride sulfureux de gaz

Country Status (8)

Country	Link
US (1)	US3919393A (xx)
JP (1)	JPS5654165B2 (xx)
BE (1)	BE811965A (xx)
CA (1)	CA1043983A (xx)
DE (1)	DE2408332B2 (xx)
FR (1)	FR2220472B1 (xx)
GB (1)	GB1455163A (xx)
NL (1)	NL172124C (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3985860A (en) *	1975-09-22	1976-10-12	Pullman Incorporated	Method for oxidation of SO2 scrubber sludge
DE2720686A1 (de) *	1977-05-07	1978-11-09	Zuckerfabrik Bruehl Ag	Verfahren und anlage zum entschwefeln von rauchgasen und/oder trocknungsbrueden
US4164549A (en) *	1978-01-30	1979-08-14	Dravo Corporation	Lime scrubbing process for sulfur dioxide removal from gases
FI66124C (fi) *	1979-06-15	1984-09-10	Tapio Ritvanen	Foerfarande och anordning foer behandling av gasformiga foerbraenningsprodukter
JPS58165117U (ja) *	1982-04-28	1983-11-02	積水ハウス株式会社	柱
JPS6040786U (ja) *	1983-08-26	1985-03-22	東洋プライウッド株式会社	鴨居
US4490341A (en) *	1983-09-01	1984-12-25	The M. W. Kellogg Company	Flue gas desulfurization process
JPS6271261U (xx) *	1985-05-14	1987-05-07
DE3530079A1 (de) *	1985-08-22	1987-02-26	Pwa Industriepapier Gmbh	Verfahren und vorrichtung zur verringerung des so(pfeil abwaerts)2(pfeil abwaerts)-gehalts von rauchgasen
US5039499A (en) *	1988-04-29	1991-08-13	Dravo Lime Company	Process for desulfurization of sulfur dioxide-containing gas streams
US4976936A (en) *	1989-08-18	1990-12-11	Dravo Lime Company	Flue gas desulfurization with oxidation of calcium sulfite in FGD discharges
US5084255A (en) *	1991-03-26	1992-01-28	Dravco Lime Company	Sulfur dioxide removal process with gypsum and magnesium hydroxide production
US5213782A (en) *	1991-11-22	1993-05-25	Electric Power Research Institute	Clear liquor scrubbing magnesium-enhanced lime flue gas desulfurization process
US5260045A (en) *	1991-11-22	1993-11-09	Electric Power Research Institute	Modification of magnesium-enhanced lime flue gas desulfurization process to improve solids dewatering
US5266285A (en) *	1992-04-13	1993-11-30	Southern Indiana Gas And Electric Company	Sodium-enhanced lime scrubbing method for removing sulfur dioxide from gaseous streams
US5270026A (en) *	1992-12-11	1993-12-14	Dravo Lime Company	Sulfur dioxide scrubbing process producing purified magnesium hydroxide
US5312609A (en) *	1992-12-31	1994-05-17	Dravo Lime Company	Method of sulfur dioxide removal from gaseous streams with α-hemihydrate gypsum product formation
US5558848A (en) *	1993-08-20	1996-09-24	Moser; Robert E.	Clear liquid acid flue gas desulfurization system
CA2147059C (en) *	1994-04-28	1999-08-10	John W. College	Magnesium-enhanced sulfur dioxide scrubbing with gypsum formation
US5614158A (en) *	1995-10-20	1997-03-25	Dravo Lime Company	Process for removing sulfur dioxide from gases and producing gypsum and purified magnesium hydroxide
US5695727A (en) *	1996-03-05	1997-12-09	Dravo Lime Company	Process for removing sulfur dioxide and nitrogen oxides from a hot gaseous stream with ferrous chelate regeneration
US5827488A (en) *	1996-09-06	1998-10-27	Dravo Lime Company	Process for removing SO2 and NOx from a gaseous stream
US5846286A (en) *	1997-03-07	1998-12-08	Dravo Lime Company	Method for removing NOx from a gas stream while producing an alkaline earth nitrate fertilizer composition
US6572832B2 (en)	2001-03-27	2003-06-03	Carmeuse North America Services, Inc.	Method of removing sulfur dioxide from a gaseous stream in a wet scrubbing unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL131595C (xx) *	1963-02-13
US3520649A (en) *	1967-09-28	1970-07-14	James P Tomany	System for removal of so2 and fly ash from power plant flue gases
US3632306A (en) *	1969-02-18	1972-01-04	Chemical Construction Corp	Removal of sulfur dioxide from waste gases
US3699037A (en) *	1970-10-28	1972-10-17	Chevron Res	Catalytic cracking

1973
- 1973-03-08 US US339426A patent/US3919393A/en not_active Expired - Lifetime
1974
- 1974-02-21 DE DE19742408332 patent/DE2408332B2/de not_active Ceased
- 1974-02-28 GB GB917074A patent/GB1455163A/en not_active Expired
- 1974-03-01 CA CA193,860A patent/CA1043983A/en not_active Expired
- 1974-03-06 FR FR7407589A patent/FR2220472B1/fr not_active Expired
- 1974-03-06 JP JP2535874A patent/JPS5654165B2/ja not_active Expired
- 1974-03-06 NL NLAANVRAGE7403060,A patent/NL172124C/xx not_active IP Right Cessation
- 1974-03-07 BE BE141717A patent/BE811965A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB1455163A (en)	1976-11-10
DE2408332A1 (de)	1974-09-19
US3919393A (en)	1975-11-11
NL172124B (nl)	1983-02-16
JPS5654165B2 (xx)	1981-12-24
NL172124C (nl)	1983-07-18
NL7403060A (xx)	1974-09-10
CA1043983A (en)	1978-12-12
JPS49121783A (xx)	1974-11-21
DE2408332B2 (de)	1977-07-07
FR2220472A1 (xx)	1974-10-04
FR2220472B1 (xx)	1977-10-07

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Legal Events

Date	Code	Title	Description
1993-09-30	RE	Patent lapsed	Owner name: DRAVO CORP. Effective date: 19930331

Date

Code

Title

Description

1993-09-30

Patent lapsed

Owner name: DRAVO CORP.

Effective date: 19930331