DE3201853C2 - - Google Patents
Info
- Publication number
- DE3201853C2 DE3201853C2 DE19823201853 DE3201853A DE3201853C2 DE 3201853 C2 DE3201853 C2 DE 3201853C2 DE 19823201853 DE19823201853 DE 19823201853 DE 3201853 A DE3201853 A DE 3201853A DE 3201853 C2 DE3201853 C2 DE 3201853C2
- Authority
- DE
- Germany
- Prior art keywords
- roller
- trough
- depressions
- shaped
- flue gas
- Prior art date
- 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.)
- Expired
Links
- 239000003546 flue gas Substances 0.000 claims description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 27
- 229910052602 gypsum Inorganic materials 0.000 claims description 22
- 239000010440 gypsum Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 5
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 19
- 239000000047 product Substances 0.000 description 12
- 235000011132 calcium sulphate Nutrition 0.000 description 9
- 239000010419 fine particle Substances 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000004484 Briquette Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000006227 byproduct Substances 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
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000010169 landfilling Methods 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/16—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using pocketed rollers, e.g. two co-operating pocketed rollers
- B30B11/165—Roll constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/12—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material
- B28B3/14—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material with co-operating pocketed rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT152081A AT382552B (de) | 1981-04-01 | 1981-04-01 | Verfahren zur herstellung von geformten stuecken aus feinteiligem rauchgasgips und walzenpresse zur durchfuehrung des verfahrens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3201853A1 DE3201853A1 (de) | 1982-10-28 |
| DE3201853C2 true DE3201853C2 (fr) | 1987-09-10 |
Family
ID=3515401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823201853 Granted DE3201853A1 (de) | 1981-04-01 | 1982-01-22 | Verfahren zur herstellung von geformten stuecken aus feinteiligem rauchgasgips und walzenpresse zur durchfuehrung des verfahrens |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT382552B (fr) |
| DE (1) | DE3201853A1 (fr) |
| NL (1) | NL8200898A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3819652A1 (de) * | 1987-05-22 | 1988-12-15 | Rhein Westfael Elect Werk Ag | Verfahren zur erzeugung von als baustoff geeignetem calcium-alphahalbhydrat aus feuchtem, feinteiligem rauchgasentschwefelungsgips |
| DE4231548A1 (de) * | 1991-09-27 | 1993-04-08 | Air Prod & Chem | Verfahren zur herstellung von flocken aus gipscalciumsulfatdihydraten |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3626912A1 (de) | 1986-08-08 | 1988-02-11 | Knauf Westdeutsche Gips | Komprimate aus getrocknetem rauchgasgips und verfahren zur herstellung derselben |
| DE3816513C3 (de) * | 1987-05-22 | 1998-10-01 | Pro Mineral Ges | Verfahren zur Erzeugung von Calciumsulfat-Alphahalbhydrat aus feinteiligem Calciumsulfat und dessen Verwendung |
| DE3733500C2 (de) * | 1987-10-03 | 1993-11-04 | Alexanderwerk Ag | Verfahren und walzenpresse zum herstellen von stueckigem material aus feinteiligem rauchgasgips |
| DE3908628A1 (de) * | 1989-03-16 | 1990-09-20 | Manfred Dr Ing Braun | Brikettierung von tonmehlgemengen mit zusaetzen auf walzenpressen mit formmulden und verarbeitung dieser briketts zur errichtung von wasserdichten sperrschichten |
| GB0401574D0 (en) * | 2004-01-24 | 2004-02-25 | Ici Plc | The coarsening of plaster of paris |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE539923C (de) * | 1931-12-03 | Fried Krupp Grusonwerk Akt Ges | Walzenpresse zum Herstellen von Formlingen | |
| DE442702C (de) * | 1924-10-03 | 1927-04-06 | Danek & Co | Walzenpresse zur Herstellung von Briketten |
| DE2658915B2 (de) * | 1976-12-24 | 1979-10-31 | Gebr. Knauf Westdeutsche Gipswerke, 8715 Iphofen | Verfahren zur Herstellung von stückigem Calciumsulfat-Dihydrat |
-
1981
- 1981-04-01 AT AT152081A patent/AT382552B/de not_active IP Right Cessation
-
1982
- 1982-01-22 DE DE19823201853 patent/DE3201853A1/de active Granted
- 1982-03-04 NL NL8200898A patent/NL8200898A/nl not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3819652A1 (de) * | 1987-05-22 | 1988-12-15 | Rhein Westfael Elect Werk Ag | Verfahren zur erzeugung von als baustoff geeignetem calcium-alphahalbhydrat aus feuchtem, feinteiligem rauchgasentschwefelungsgips |
| DE4231548A1 (de) * | 1991-09-27 | 1993-04-08 | Air Prod & Chem | Verfahren zur herstellung von flocken aus gipscalciumsulfatdihydraten |
Also Published As
| Publication number | Publication date |
|---|---|
| AT382552B (de) | 1987-03-10 |
| NL8200898A (nl) | 1982-11-01 |
| ATA152081A (de) | 1986-08-15 |
| DE3201853A1 (de) | 1982-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2658915B2 (de) | Verfahren zur Herstellung von stückigem Calciumsulfat-Dihydrat | |
| DE3201853C2 (fr) | ||
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8125 | Change of the main classification |
Ipc: C04B 11/00 |
|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8331 | Complete revocation |