NL8200830A - Werkwijze voor de vervaardiging van droog rookgasgips. - Google Patents

Werkwijze voor de vervaardiging van droog rookgasgips. Download PDF

Info

Publication number: NL8200830A
Authority: NL; Netherlands
Prior art keywords: flue gas; gypsum; pressure; fan; dry
Prior art date: 1981-03-02

Application number

NL8200830A

Other languages

English (en)

Dutch (nl)

Original Assignee

Knauf Westdeutsche Gips

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.)

1981-03-02

Filing date

1982-03-02

Publication date

1982-10-01

1982-03-02 Application filed by Knauf Westdeutsche Gips filed Critical Knauf Westdeutsche Gips

1982-10-01 Publication of NL8200830A publication Critical patent/NL8200830A/nl

Links

239000003546 flue gas Substances 0.000 title claims description 113
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims description 107
238000000034 method Methods 0.000 title claims description 26
238000004519 manufacturing process Methods 0.000 title claims description 4
229910052602 gypsum Inorganic materials 0.000 claims description 45
239000010440 gypsum Substances 0.000 claims description 45
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
238000006477 desulfuration reaction Methods 0.000 claims description 15
230000023556 desulfurization Effects 0.000 claims description 15
239000007789 gas Substances 0.000 claims description 15
238000001035 drying Methods 0.000 claims description 13
239000000428 dust Substances 0.000 claims description 11
238000000926 separation method Methods 0.000 claims description 4
239000002245 particle Substances 0.000 claims description 3
PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims description 2
239000000126 substance Substances 0.000 claims description 2
239000013078 crystal Substances 0.000 description 4
239000002253 acid Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
239000011505 plaster Substances 0.000 description 2
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
229940043430 calcium compound Drugs 0.000 description 1
150000001674 calcium compounds Chemical class 0.000 description 1
ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
239000012159 carrier gas Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000003245 coal Substances 0.000 description 1
238000009833 condensation Methods 0.000 description 1
230000005494 condensation Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
239000012297 crystallization seed Substances 0.000 description 1
150000004683 dihydrates Chemical class 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000005611 electricity Effects 0.000 description 1
239000010419 fine particle Substances 0.000 description 1
238000003780 insertion Methods 0.000 description 1
230000037431 insertion Effects 0.000 description 1
238000009434 installation Methods 0.000 description 1
NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
238000002407 reforming Methods 0.000 description 1
235000013322 soy milk Nutrition 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B11/00—Calcium sulfate cements
- C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
- C04B11/262—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke waste gypsum other than phosphogypsum
- C04B11/264—Gypsum from the desulfurisation of flue gases
- 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
- 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
- C01F11/466—Conversion of one form of calcium sulfate to another

Landscapes

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

NL8200830A 1981-03-02 1982-03-02 Werkwijze voor de vervaardiging van droog rookgasgips. NL8200830A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3107951		1981-03-02
DE3107951A DE3107951C2 (de)	1981-03-02	1981-03-02	Verfahren zur Herstellung von trockenem Rauchgasgips

Publications (1)

Publication Number	Publication Date
NL8200830A true NL8200830A (nl)	1982-10-01

Family

ID=6126183

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8200830A NL8200830A (nl)	1981-03-02	1982-03-02	Werkwijze voor de vervaardiging van droog rookgasgips.

Country Status (6)

Country	Link
US (1)	US4423016A (de)
JP (1)	JPS57209821A (de)
AT (1)	AT379794B (de)
CA (1)	CA1178024A (de)
DE (1)	DE3107951C2 (de)
NL (1)	NL8200830A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3331493C2 (de) *	1982-09-02	1985-09-05	Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen	Verfahren zur Herstellung von trockenem Rauchgasgips
US6197200B1 (en)	1999-05-11	2001-03-06	Eastroc Llc	Method of purifying flue gas waste slurries for use in gypsum production
AT412473B (de) *	2003-01-15	2005-03-25	Dsm Fine Chem Austria Gmbh	Verfahren zur kontinuierlichen trocknung von n- bzw. amino-, ammonium- oder spirobicyclische ammoniumgruppen haltigen polymeren
BE1025238B1 (nl) *	2017-05-19	2018-12-18	Etex Building Performance Nv	Methode en inrichting voor het produceren van plaaster
CN116440674B (zh) *	2023-04-25	2026-03-17	济宁华源热电有限公司	一种热电锅炉尾气湿法脱硫设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3980756A (en) *	1974-01-28	1976-09-14	Combustion Engineering, Inc.	Air pollution control system
US4207290A (en) *	1975-10-09	1980-06-10	Pfizer Inc.	Flue gas scrubber
DE2727544C2 (de) *	1977-06-18	1987-01-22	Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck	Verfahren zum Trocknen und Brennen von Gips-Dihydrat zu Gips-Halbhydrat
AT376909B (de) *	1979-02-15	1985-01-25	Buckau Walther Ag	Verfahren zum reinigen von gasfoermige schadstoffe enthaltende abgasen

1981
- 1981-03-02 DE DE3107951A patent/DE3107951C2/de not_active Expired
1982
- 1982-02-16 AT AT0058582A patent/AT379794B/de not_active IP Right Cessation
- 1982-03-01 CA CA000397282A patent/CA1178024A/en not_active Expired
- 1982-03-01 US US06/353,738 patent/US4423016A/en not_active Expired - Fee Related
- 1982-03-02 JP JP57031828A patent/JPS57209821A/ja active Pending
- 1982-03-02 NL NL8200830A patent/NL8200830A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
JPS57209821A (en)	1982-12-23
DE3107951A1 (de)	1982-09-16
US4423016A (en)	1983-12-27
ATA58582A (de)	1985-07-15
DE3107951C2 (de)	1984-06-20
AT379794B (de)	1986-02-25
CA1178024A (en)	1984-11-20

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Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1987-11-02	BV	The patent application has lapsed