SE7712595L - Sett att avlegsna svaveloxider fran en avgas - Google Patents

Sett att avlegsna svaveloxider fran en avgas

Info

Publication number: SE7712595L
Authority: SE; Sweden
Prior art keywords: gypsum; mgso4; sulfur oxides; slurry; exhaust
Prior art date: 1977-03-23

Application number

SE7712595A

Other languages

Unknown language ( )

English (en)

Other versions

SE430656B (sv

Inventor

N Kawamata

T Itoh

N Takahashi

Original Assignee

Kawasaki Heavy Ind Ltd

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.)

1977-03-23

Filing date

1977-11-08

Publication date

1978-09-24

1977-11-08 Application filed by Kawasaki Heavy Ind Ltd filed Critical Kawasaki Heavy Ind Ltd

1978-09-24 Publication of SE7712595L publication Critical patent/SE7712595L/sv

1983-12-05 Publication of SE430656B publication Critical patent/SE430656B/sv

Links

229910052815 sulfur oxide Inorganic materials 0.000 title abstract 2
CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 abstract 8
229910052602 gypsum Inorganic materials 0.000 abstract 7
239000010440 gypsum Substances 0.000 abstract 7
239000002002 slurry Substances 0.000 abstract 5
229910052943 magnesium sulfate Inorganic materials 0.000 abstract 4
235000019341 magnesium sulphate Nutrition 0.000 abstract 4
VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 abstract 3
229910001862 magnesium hydroxide Inorganic materials 0.000 abstract 3
239000000347 magnesium hydroxide Substances 0.000 abstract 3
235000012254 magnesium hydroxide Nutrition 0.000 abstract 3
239000007864 aqueous solution Substances 0.000 abstract 2
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 2
239000000920 calcium hydroxide Substances 0.000 abstract 2
235000011116 calcium hydroxide Nutrition 0.000 abstract 2
229910001861 calcium hydroxide Inorganic materials 0.000 abstract 2
238000000354 decomposition reaction Methods 0.000 abstract 2
238000005201 scrubbing Methods 0.000 abstract 2
239000002912 waste gas Substances 0.000 abstract 2
239000013078 crystal Substances 0.000 abstract 1
239000000706 filtrate Substances 0.000 abstract 1
238000001914 filtration Methods 0.000 abstract 1
239000007789 gas Substances 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
230000001590 oxidative effect Effects 0.000 abstract 1
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
- 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
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Inorganic Chemistry (AREA)
Health & Medical Sciences (AREA)
Geology (AREA)
Biomedical Technology (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Treating Waste Gases (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Gas Separation By Absorption (AREA)

SE7712595A 1977-03-23 1977-11-08 Sett att bortskaffa svaveldioxider fran rokgaser SE430656B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP3260577A JPS53117683A (en)	1977-03-23	1977-03-23	Removing method for sulfure oxides contained in exhayst gas

Publications (2)

Publication Number	Publication Date
SE7712595L true SE7712595L (sv)	1978-09-24
SE430656B SE430656B (sv)	1983-12-05

Family

ID=12363482

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7712595A SE430656B (sv)	1977-03-23	1977-11-08	Sett att bortskaffa svaveldioxider fran rokgaser

Country Status (5)

Country	Link
US (1)	US4193971A (sv)
JP (1)	JPS53117683A (sv)
DE (1)	DE2751330A1 (sv)
GB (1)	GB1579776A (sv)
SE (1)	SE430656B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4246245A (en) *	1979-01-02	1981-01-20	Bechtel International Corporation	SO2 Removal
AT388882B (de) *	1987-07-29	1989-09-11	Andritz Ag Maschf	Verfahren zur reinigung von salzsaeure und schwefeldioxid enthaltenden abgasen von verbrennungsanlagen, insbesondere muellverbrennungsanlagen
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
US4996032A (en) *	1989-12-21	1991-02-26	Dravo Lime Company	Process for removing sulfur dioxide from flue gases
US5084255A (en) *	1991-03-26	1992-01-28	Dravco Lime Company	Sulfur dioxide removal process with gypsum and magnesium hydroxide production
CA2159521C (en) *	1994-10-07	1999-11-09	Shigeo Iiyama	Method for desulfurizing exhaust gas
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
US5639298A (en) *	1995-11-27	1997-06-17	Air Products And Chemicals, Inc.	Modified gypsum compositions
AT403015B (de) *	1996-06-14	1997-10-27	Austrian Energy & Environment	Verfahren zur entschwefelung von rauchgasen
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
SE507642C2 (sv) *	1997-06-11	1998-06-29	Goetaverken Miljoe Ab	Förfarande för avsvavling av gaser, såsom rökgaser från förbränningsanläggningar
JP3573950B2 (ja) *	1997-06-24	2004-10-06	東洋エンジニアリング株式会社	排ガスの脱硫方法
US6428760B1 (en) *	1999-06-22	2002-08-06	Toyo Engineering Corporation	Method for desulfurizing exhaust gas
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
BRPI0607004A2 (pt) *	2005-02-04	2009-07-28	Fuel Tech Inc	injeção de duto alvejado para controle de so3

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB708095A (en) *	1952-02-21	1954-04-28	Standard Oil Dev Co	An improved method of recovering sulphur values from flue gases
US3617212A (en) *	1968-06-14	1971-11-02	Chemical Construction Corp	Recovery of sulfur dioxide from waste gases
JPS4948599A (sv) *	1972-09-14	1974-05-10
JPS5211680B2 (sv) *	1973-03-14	1977-04-01
US3919394A (en) *	1973-05-14	1975-11-11	Dravo Corp	Process for the removal of oxides of sulfur from a gaseous stream
JPS5550891B2 (sv) *	1973-12-25	1980-12-20
US3980756A (en) *	1974-01-28	1976-09-14	Combustion Engineering, Inc.	Air pollution control system
JPS50113490A (sv) *	1974-02-15	1975-09-05
JPS50118988A (sv) *	1974-03-04	1975-09-18
US4046856A (en) *	1974-03-15	1977-09-06	Kawasaki Jukogyo Kabushiki Kaisha	Method for removing sulfur oxide from stack gas
US3972980A (en) *	1974-07-31	1976-08-03	Radian Corporation	Process removing sulfur dioxide from gases

1977
- 1977-03-23 JP JP3260577A patent/JPS53117683A/ja active Pending
- 1977-11-08 SE SE7712595A patent/SE430656B/sv not_active IP Right Cessation
- 1977-11-08 US US05/850,623 patent/US4193971A/en not_active Expired - Lifetime
- 1977-11-15 GB GB47392/77A patent/GB1579776A/en not_active Expired
- 1977-11-17 DE DE19772751330 patent/DE2751330A1/de active Granted

Also Published As

Publication number	Publication date
SE430656B (sv)	1983-12-05
GB1579776A (en)	1980-11-26
DE2751330A1 (de)	1978-09-28
US4193971A (en)	1980-03-18
JPS53117683A (en)	1978-10-14
DE2751330C2 (sv)	1988-05-26

Legal Events

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 7712595-3

Effective date: 19891114

Format of ref document f/p: F

Publication	Publication Date	Title
DE3261767D1 (en)	1985-02-14	Process for the post-treatment of extraction residues of phosphoric-acid purification
JPS5252871A (en)	1977-04-28	Method of treating exhaust gas
JPS53123395A (en)	1978-10-27	Gypsum recovering method in wet exhaust gas desulfurization
GB2014974B (en)	1982-06-03	Process for the removal of sulphur oxides from exhaust gases using a slurry of red mud containing calcium ions
JPS53149197A (en)	1978-12-26	Purifying method for aqueous solution of alkali chloride
JPS5722116A (en)	1982-02-05	Preparation of purified ammonium sulfate
JPS5394447A (en)	1978-08-18	Method of traeting waste water containing ammonia nitrogen
JPS53138975A (en)	1978-12-04	Treating method for waste solution produced in wet desulfurization and denitration of exhaust gas
JPS52797A (en)	1977-01-06	Purification process of solution of sodium hypochlorite
JPS53113264A (en)	1978-10-03	Method of treating waste acid
JPS5765314A (en)	1982-04-20	Treatment of fly ash
RO100384B1 (ro)	1990-11-30	Procedeu de obtinere a oxiclorurii de zinc
JPS52135561A (en)	1977-11-12	Treating of waste liquor by acid decomposition
JPS5228459A (en)	1977-03-03	Process for removal of sulfur oxides in exhaust gases
JPS53147678A (en)	1978-12-22	Improved dry exhaust gas desurfurization method
JPS541274A (en)	1979-01-08	Method of removing sulfurous acid gas
JPS5363271A (en)	1978-06-06	Treating method for waste solution from wet desulfurization and denitrationapparatus for exhaust combustion gas
SU627844A1 (ru)	1978-10-15	Раствор дл очистки газов от двуокиси серы
JPS567632A (en)	1981-01-26	Exhaust gas desulfurizing method and its apparatus
GB1494812A (en)	1977-12-14	Wet-treatment of exhaust gases
JPS53137898A (en)	1978-12-01	Method of removing organic matters
JPS53103997A (en)	1978-09-09	Recovery of gypsum by desulfurization of exhaust gas
JPS5220660A (en)	1977-02-16	Treatment method of waste liquor of fiber industry containing sulfuric acid root
JPS51148672A (en)	1976-12-21	A post treatment process for absorbing solution in desulfurization and denitration of exhaust gas
JPS53116830A (en)	1978-10-12	Bleaching method of photosensitive material for color photography