CA2064210A1 - Process for the purification of flue gases, and an apparatus for it - Google Patents

Process for the purification of flue gases, and an apparatus for it

Info

Publication number: CA2064210A1
Authority: CA; Canada
Prior art keywords: dust; flue; point; flue gases; fed
Prior art date: 1989-07-19
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.): Abandoned

Application number

CA002064210A

Other languages

English (en)

French (fr)

Inventor

Tuomo Pokki

Timo Kenakkala

Kari Kokkonen

Tarja Enwald

Sirpa Hamala

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.)

Tampella Oy AB

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.)

1989-07-19

Filing date

1990-07-18

Publication date

1991-01-20

1990-07-18 Application filed by Individual filed Critical Individual

1991-01-20 Publication of CA2064210A1 publication Critical patent/CA2064210A1/en

Status Abandoned legal-status Critical Current

Links

239000003546 flue gas Substances 0.000 title claims abstract description 87
238000000034 method Methods 0.000 title claims abstract description 31
238000000746 purification Methods 0.000 title abstract description 7
239000000428 dust Substances 0.000 claims abstract description 48
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 32
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
238000000926 separation method Methods 0.000 claims abstract description 22
235000019738 Limestone Nutrition 0.000 claims abstract description 10
238000006243 chemical reaction Methods 0.000 claims abstract description 10
239000006028 limestone Substances 0.000 claims abstract description 10
239000003595 mist Substances 0.000 claims abstract description 8
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 26
239000002250 absorbent Substances 0.000 claims description 13
230000002745 absorbent Effects 0.000 claims description 13
229940044609 sulfur dioxide Drugs 0.000 claims description 13
235000010269 sulphur dioxide Nutrition 0.000 claims description 13
239000002245 particle Substances 0.000 claims description 11
150000003464 sulfur compounds Chemical class 0.000 claims description 9
230000003213 activating effect Effects 0.000 claims description 4
239000011575 calcium Substances 0.000 claims description 4
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
229910052791 calcium Inorganic materials 0.000 claims description 3
239000007787 solid Substances 0.000 claims description 3
239000000126 substance Substances 0.000 claims description 3
239000002344 surface layer Substances 0.000 claims description 3
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
239000011777 magnesium Substances 0.000 claims description 2
229910052749 magnesium Inorganic materials 0.000 claims description 2
235000001055 magnesium Nutrition 0.000 claims 1
229940091250 magnesium supplement Drugs 0.000 claims 1
230000036647 reaction Effects 0.000 claims 1
239000000292 calcium oxide Substances 0.000 abstract description 10
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 10
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical class [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 9
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract description 8
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 12
239000000920 calcium hydroxide Substances 0.000 description 8
229910001861 calcium hydroxide Inorganic materials 0.000 description 8
235000008733 Citrus aurantifolia Nutrition 0.000 description 7
235000011941 Tilia x europaea Nutrition 0.000 description 7
239000004571 lime Substances 0.000 description 7
239000011593 sulfur Substances 0.000 description 7
229910052717 sulfur Inorganic materials 0.000 description 7
229960005349 sulfur Drugs 0.000 description 7
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
230000015572 biosynthetic process Effects 0.000 description 6
238000005755 formation reaction Methods 0.000 description 6
235000001508 sulfur Nutrition 0.000 description 6
229940065278 sulfur compound Drugs 0.000 description 6
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
238000005507 spraying Methods 0.000 description 4
239000000843 powder Substances 0.000 description 3
229910000019 calcium carbonate Inorganic materials 0.000 description 2
239000003153 chemical reaction reagent Substances 0.000 description 2
239000007789 gas Substances 0.000 description 2
239000010410 layer Substances 0.000 description 2
238000002156 mixing Methods 0.000 description 2
-1 sulfur dioxide Chemical class 0.000 description 2
239000003463 adsorbent Substances 0.000 description 1
238000000889 atomisation Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000010881 fly ash Substances 0.000 description 1
239000000446 fuel Substances 0.000 description 1
239000010440 gypsum Substances 0.000 description 1
229910052602 gypsum Inorganic materials 0.000 description 1
239000000203 mixture Substances 0.000 description 1
230000035515 penetration Effects 0.000 description 1
239000002243 precursor Substances 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
239000002002 slurry Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
230000001960 triggered effect Effects 0.000 description 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/508—Sulfur oxides by treating the gases with solids

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)

CA002064210A 1989-07-19 1990-07-18 Process for the purification of flue gases, and an apparatus for it Abandoned CA2064210A1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI893494A FI83167C (fi)	1989-07-19	1989-07-19	Foerfarande foer rening av roekgaser och anordning daerfoer.
FI893494		1989-07-19

Publications (1)

Publication Number	Publication Date
CA2064210A1 true CA2064210A1 (en)	1991-01-20

Family

ID=8528779

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002064210A Abandoned CA2064210A1 (en)	1989-07-19	1990-07-18	Process for the purification of flue gases, and an apparatus for it

Country Status (9)

Country	Link
CA (1)	CA2064210A1 (ja)
DD (1)	DD300075A5 (ja)
DE (1)	DE4091281T (ja)
ES (1)	ES2038952A6 (ja)
FI (1)	FI83167C (ja)
HU (1)	HUT63073A (ja)
IT (1)	IT9067565A1 (ja)
PL (1)	PL286126A1 (ja)
WO (1)	WO1991001174A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE504755C2 (sv) *	1994-12-23	1997-04-21	Flaekt Ab	Förfarande och anordning för avskiljning av gasformiga föroreningar, såsom svaveldioxid och väteklorid, från vid förbränning i fluidiserad bädd bildade rökgaser

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI78401B (fi) *	1985-04-24	1989-04-28	Tampella Oy Ab	Foerfarande och anordning foer att bringa roekgasernas gasformiga svavelfoereningar saosom svaveldioxid att reagera till fasta foereningar som separeras fraon roekgaserna.
FI76931B (fi) *	1986-12-12	1988-09-30	Imatran Voima Oy	Foerfarande foer rening av roekgaser.

1989
- 1989-07-19 FI FI893494A patent/FI83167C/fi not_active IP Right Cessation
1990
- 1990-07-18 CA CA002064210A patent/CA2064210A1/en not_active Abandoned
- 1990-07-18 IT IT067565A patent/IT9067565A1/it unknown
- 1990-07-18 WO PCT/FI1990/000184 patent/WO1991001174A1/en not_active Application Discontinuation
- 1990-07-18 DD DD342901A patent/DD300075A5/de unknown
- 1990-07-18 ES ES9150011A patent/ES2038952A6/es not_active Expired - Lifetime
- 1990-07-18 HU HU92165A patent/HUT63073A/hu unknown
- 1990-07-18 DE DE19904091281 patent/DE4091281T/de not_active Withdrawn
- 1990-07-19 PL PL28612690A patent/PL286126A1/xx unknown

Also Published As

Publication number	Publication date
DE4091281T (ja)	1992-04-23
IT9067565A1 (it)	1991-01-20
DD300075A5 (de)	1992-05-21
IT9067565A0 (it)	1990-07-18
HU9200165D0 (en)	1992-04-28
WO1991001174A1 (en)	1991-02-07
HUT63073A (en)	1993-07-28
FI83167B (fi)	1991-02-28
PL286126A1 (en)	1991-03-25
FI893494A0 (fi)	1989-07-19
ES2038952A6 (es)	1993-08-01
FI83167C (fi)	1991-06-10

Legal Events

Date	Code	Title	Description
1993-01-19	FZDE	Discontinued

Publication	Publication Date	Title
US4590049A (en)	1986-05-20	Method for dry desulfurization of exhaust gas
US3932587A (en)	1976-01-13	Absorption of sulfur oxides from flue gas
US3775532A (en)	1973-11-27	Removal of sulfur dioxide from gas streams
US5401481A (en)	1995-03-28	Processes for removing acid components from gas streams
CA1289335C (en)	1991-09-24	Process and an apparatus for causing the gaseous sulfur compounds offlue gases to react to form solid compounds which can be separated from the flue gases
US4061716A (en)	1977-12-06	Process for the production of sorbent solids for use in the desulfurization of gases
EP0159807A2 (en)	1985-10-30	Method for oxidation of flue gas desulfurization absorbent and the product produced thereby
US4277450A (en)	1981-07-07	Removal of sulfur dioxide from gas
US4664893A (en)	1987-05-12	Method for the preparation of a bicarbonate sorbent in flue gas desulfurization
US4595576A (en)	1986-06-17	Process for flue gas desulfurization
US5512097A (en)	1996-04-30	Removal of sulfur oxides from waste gases by scrubbing with an aqueous slurry of finely comminuted limestone
EP0097240B1 (en)	1989-07-12	Process for removal of sulfur oxides from hot gases
US5100643A (en)	1992-03-31	Processes for removing acid components from gas streams
FI80616B (fi)	1990-03-30	Foerfarande foer avlaegsning av svaveldioxid fraon heta roekgaser.
EP0128698B1 (en)	1987-07-22	Process and reactor for desulfurization of hot waste gas
WO1988004196A1 (en)	1988-06-16	Flue gas purifying procedure
CA2064210A1 (en)	1991-01-20	Process for the purification of flue gases, and an apparatus for it
EP0022367B1 (en)	1983-11-30	Process for the preparation of an agent for neutralizing acidic components of flue gas
US4307069A (en)	1981-12-22	Desulfurization of flue gases with complete sulfite oxidation
WO1990009226A1 (en)	1990-08-23	Process and equipment for cleaning of flue gases
US4382010A (en)	1983-05-03	Desulfurization of flue gases with complete sulfite oxidation
CA1289337C (en)	1991-09-24	Process for removing gaseous sulfur compounds, such as sulfur dioxide, from the flue gases of a furnace
JPS63197520A (ja)	1988-08-16	熱煙道ガス流の脱硫用の噴霧乾燥吸収法
JP3025082B2 (ja)	2000-03-27	乾式排ガス処理方法
GB2163739A (en)	1986-03-05	Exhaust gas desulphurisation and treatment of CaSOx solids produced therein