NL8104481A - Toepassing van een mengsel uit calciumsulfiet-hemihydraat en calciumsulfaat-dihydraat voor de bereiding van cement. - Google Patents
Toepassing van een mengsel uit calciumsulfiet-hemihydraat en calciumsulfaat-dihydraat voor de bereiding van cement. Download PDFInfo
- Publication number
- NL8104481A NL8104481A NL8104481A NL8104481A NL8104481A NL 8104481 A NL8104481 A NL 8104481A NL 8104481 A NL8104481 A NL 8104481A NL 8104481 A NL8104481 A NL 8104481A NL 8104481 A NL8104481 A NL 8104481A
- Authority
- NL
- Netherlands
- Prior art keywords
- calcium
- hemihydrate
- dihydrate
- cement
- mixture
- Prior art date
Links
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title claims description 18
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 title claims description 17
- 235000010261 calcium sulphite Nutrition 0.000 title claims description 17
- 239000000203 mixture Substances 0.000 title claims description 12
- 239000004568 cement Substances 0.000 title claims description 9
- 238000002360 preparation method Methods 0.000 title claims description 9
- 239000004295 calcium sulphite Substances 0.000 title claims description 7
- 239000003546 flue gas Substances 0.000 claims description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- TZOQQVWLTSEPJN-UHFFFAOYSA-J dicalcium disulfite hydrate Chemical compound O.[Ca++].[Ca++].[O-]S([O-])=O.[O-]S([O-])=O TZOQQVWLTSEPJN-UHFFFAOYSA-J 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000002803 fossil fuel Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000002562 thickening agent Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 150000004683 dihydrates Chemical class 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 description 6
- 230000023556 desulfurization Effects 0.000 description 6
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 3
- 229910052602 gypsum Inorganic materials 0.000 description 3
- 239000010440 gypsum Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- SJWPYUMDDKMOLP-UHFFFAOYSA-J O.O.S(=O)(=O)([O-])[O-].[Ca+2].O.[Ca+2].S(=O)(=O)([O-])[O-].O.O Chemical compound O.O.S(=O)(=O)([O-])[O-].[Ca+2].O.[Ca+2].S(=O)(=O)([O-])[O-].O.O SJWPYUMDDKMOLP-UHFFFAOYSA-J 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- -1 hemihydrate Chemical compound 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/143—Calcium-sulfate
- C04B22/145—Gypsum from the desulfuration of flue gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3037056 | 1980-10-01 | ||
| DE19803037056 DE3037056A1 (de) | 1980-10-01 | 1980-10-01 | Verwendung eines gemisches aus kalziumsulfit-halbhydrat und kalziumsulfat-dihydrat fuer die herstellung von zement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8104481A true NL8104481A (nl) | 1982-05-03 |
Family
ID=6113333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8104481A NL8104481A (nl) | 1980-10-01 | 1981-10-01 | Toepassing van een mengsel uit calciumsulfiet-hemihydraat en calciumsulfaat-dihydraat voor de bereiding van cement. |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5788053A (de) |
| BE (1) | BE890558A (de) |
| DD (1) | DD201667A5 (de) |
| DE (1) | DE3037056A1 (de) |
| DK (1) | DK431681A (de) |
| FR (1) | FR2491054A1 (de) |
| GB (1) | GB2084562B (de) |
| GR (1) | GR75013B (de) |
| IE (1) | IE51795B1 (de) |
| IT (1) | IT1138682B (de) |
| LU (1) | LU83658A1 (de) |
| NL (1) | NL8104481A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59195560A (ja) * | 1983-04-21 | 1984-11-06 | 日本セメント株式会社 | コンクリ−ト製品の製造方法 |
| DE3821657A1 (de) * | 1988-06-27 | 1989-12-28 | Rheine Kalkwerke Gmbh | Verfahren zum herstellen eines bindemittels und seine verwendung |
| WO1991007360A1 (de) * | 1989-11-20 | 1991-05-30 | Chemie Ag Bitterfeld-Wolfen | Verfahren zur herstellung von zementklinker und rückgewinnung von schwefeldioxid |
| JP4775045B2 (ja) * | 2006-03-14 | 2011-09-21 | 宇部興産株式会社 | 還元性せっこう組成物、その製造方法およびセメント系固化材と固化処理方法 |
| JP7406994B2 (ja) * | 2020-01-08 | 2023-12-28 | Ｕｂｅ三菱セメント株式会社 | セメント組成物の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3855391A (en) * | 1973-01-23 | 1974-12-17 | Dravo Corp | Sludge stabilization with gypsum |
| SU563376A1 (ru) * | 1975-03-10 | 1977-06-30 | Харьковский Ордена Ленина Политехнический Институт Им. В.И.Ленина | Расшир ющеес в жущее |
-
1980
- 1980-10-01 DE DE19803037056 patent/DE3037056A1/de not_active Ceased
-
1981
- 1981-09-29 DK DK431681A patent/DK431681A/da not_active Application Discontinuation
- 1981-09-29 GB GB8129302A patent/GB2084562B/en not_active Expired
- 1981-09-30 FR FR8118455A patent/FR2491054A1/fr not_active Withdrawn
- 1981-09-30 BE BE0/206114A patent/BE890558A/fr not_active IP Right Cessation
- 1981-09-30 GR GR66169A patent/GR75013B/el unknown
- 1981-09-30 LU LU83658A patent/LU83658A1/fr unknown
- 1981-10-01 NL NL8104481A patent/NL8104481A/nl not_active Application Discontinuation
- 1981-10-01 JP JP56154891A patent/JPS5788053A/ja active Pending
- 1981-10-01 IE IE2280/81A patent/IE51795B1/en unknown
- 1981-10-01 IT IT24262/81A patent/IT1138682B/it active
- 1981-10-01 DD DD81233790A patent/DD201667A5/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1138682B (it) | 1986-09-17 |
| BE890558A (fr) | 1982-01-18 |
| GB2084562A (en) | 1982-04-15 |
| GR75013B (de) | 1984-07-12 |
| DE3037056A1 (de) | 1982-04-22 |
| LU83658A1 (fr) | 1982-02-17 |
| IE51795B1 (en) | 1987-04-01 |
| IT8124262A0 (it) | 1981-10-01 |
| FR2491054A1 (fr) | 1982-04-02 |
| DK431681A (da) | 1982-04-02 |
| GB2084562B (en) | 1984-03-07 |
| IE812280L (en) | 1982-04-01 |
| DD201667A5 (de) | 1983-08-03 |
| JPS5788053A (en) | 1982-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NL8104622A (nl) | Toepassing van een afvalprodukt uit de droge rookgasontzwaveling voor de bereiding van vliegascement. | |
| Wu et al. | Red gypsum utilization and acidic wastewater treatment based on metal self-enrichment process | |
| US4478810A (en) | Method of treating final products from flue gas desulfurization | |
| EP0021180A1 (de) | Verfahren zur Beseitigung und wirtschaftlichen Verwertung des Rückstandes aus der Abgaswäsche von Feuerungen in Verbindung mit Abfallprodukten | |
| CN103910371A (zh) | 利用烟气脱硫石膏或脱硫灰渣制备碳酸钙联产硫酸铵的方法 | |
| EP0005301A1 (de) | Verfahren zum Entfernen von Schwefeloxiden aus chloridhaltigen Verbrennungsabgasen | |
| CA1215216A (en) | Method of and apparatus for the removal of sulfur dioxide and other toxic and noxious components from flue gases | |
| JPH0398700A (ja) | 下水汚泥の資源化システム | |
| NL8104481A (nl) | Toepassing van een mengsel uit calciumsulfiet-hemihydraat en calciumsulfaat-dihydraat voor de bereiding van cement. | |
| US20160318798A1 (en) | Recovery of value added industrial products from flue-gas desulfurization waste waters at power plants | |
| NL8202052A (nl) | Werkwijze voor het bereiden van calciumsulfaat-halfhydraat uit rookgasgips. | |
| KR20100031819A (ko) | 정황산액상고화제를 이용한 유, 무기성 슬러지의 고화처리방법 | |
| GB1361042A (en) | Hardenable compositions and methods of preparing them | |
| JP2877268B2 (ja) | 湿式石灰石こう脱硫装置より副生するスラリからの固体成型物の製造法 | |
| EP0454817B1 (de) | Verfahren zur herstellung von zementklinker und rückgewinnung von schwefeldioxid | |
| Trus et al. | Comprehensive Saltwater Clearing Technology. | |
| KR102530614B1 (ko) | 바이오황과 산화반응을 이용한 석고 제조방법 및 그 이용 | |
| NL1037744C2 (nl) | Werkwijze voor het stabiliseren en immobiliseren van anorganische zoute stromen/afvalstoffen. | |
| SU1754690A1 (ru) | Сырьева смесь дл изготовлени строительных конструкций | |
| SU1055073A1 (ru) | Сырьева смесь дл получени сульфоалюминатного клинкера | |
| DE3249786C2 (en) | Use of the residual solids from dry flue gas desulphurisation as building material for producing shaped objects | |
| BE827132R (fr) | Materiaux de construction et procede de fabrication de materiaux de construction a base de compositions de sulfite-cendre volante - chaux | |
| Głomba et al. | Conversion of calcium carbonate into syntetic gypsum in flue gas desulphurization technology usnig wet limestone metod | |
| Roszczynialski et al. | CONSTRUCTION INDUSTRY | |
| DE1961048C3 (de) | Verfahren zur Entschwefelung von industriellen Gasen, insbesondere Abgasen, wie Rauchgasen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |