ES436518A1 - Procedimiento perfeccionado de coccion de yeso. - Google Patents
Procedimiento perfeccionado de coccion de yeso.Info
- Publication number
- ES436518A1 ES436518A1 ES436518A ES436518A ES436518A1 ES 436518 A1 ES436518 A1 ES 436518A1 ES 436518 A ES436518 A ES 436518A ES 436518 A ES436518 A ES 436518A ES 436518 A1 ES436518 A1 ES 436518A1
- Authority
- ES
- Spain
- Prior art keywords
- firing
- gypsum
- zones
- translation
- stirring
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/08—Rotary-drum furnaces, i.e. horizontal or slightly inclined externally heated
-
- 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
-
- 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
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
- C04B11/036—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln, i.e. to obtain beta-hemihydrate
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7408075A FR2263205B1 (es) | 1974-03-08 | 1974-03-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES436518A1 true ES436518A1 (es) | 1977-01-01 |
Family
ID=9136073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES436518A Expired ES436518A1 (es) | 1974-03-08 | 1974-10-05 | Procedimiento perfeccionado de coccion de yeso. |
Country Status (3)
Country | Link |
---|---|
ES (1) | ES436518A1 (es) |
FR (1) | FR2263205B1 (es) |
GB (1) | GB1457607A (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721916B2 (de) * | 1977-05-14 | 1979-08-30 | Babcock-Bsh Ag Vormals Buettner- Schilde-Haas Ag, 4150 Krefeld | Verfahren zum Brennen von Putz- und Baugips in einem Drehofen und Drehofen zur Durchführung des Verfahrens |
CN100340515C (zh) * | 2006-03-13 | 2007-10-03 | 山东天力干燥设备有限公司 | 石膏烟气回转煅烧/冷却窑 |
CN114893960A (zh) * | 2022-04-27 | 2022-08-12 | 河南郑矿机器有限公司 | 石膏煅烧回转窑生产线系统 |
-
1974
- 1974-03-08 FR FR7408075A patent/FR2263205B1/fr not_active Expired
- 1974-09-06 GB GB3909674A patent/GB1457607A/en not_active Expired
- 1974-10-05 ES ES436518A patent/ES436518A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2263205A1 (es) | 1975-10-03 |
GB1457607A (en) | 1976-12-08 |
FR2263205B1 (es) | 1980-08-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MC2A | Annulment |
Effective date: 20170619 |