FR2349543A1 - Procede d'isolement de sulfate de calcium pur a partir de melanges en contenant - Google Patents
Procede d'isolement de sulfate de calcium pur a partir de melanges en contenantInfo
- Publication number
- FR2349543A1 FR2349543A1 FR7712736A FR7712736A FR2349543A1 FR 2349543 A1 FR2349543 A1 FR 2349543A1 FR 7712736 A FR7712736 A FR 7712736A FR 7712736 A FR7712736 A FR 7712736A FR 2349543 A1 FR2349543 A1 FR 2349543A1
- Authority
- FR
- France
- Prior art keywords
- prods
- flotation
- xanthates
- collectors
- suspension
- 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.)
- Withdrawn
Links
- 238000005188 flotation Methods 0.000 title abstract 3
- 229910052602 gypsum Inorganic materials 0.000 title abstract 2
- 239000010440 gypsum Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000012991 xanthate Substances 0.000 title abstract 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 abstract 3
- 239000000725 suspension Substances 0.000 abstract 3
- 239000012535 impurity Substances 0.000 abstract 2
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052925 anhydrite Inorganic materials 0.000 abstract 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 244000005700 microbiome Species 0.000 abstract 1
- QWENMOXLTHDKDL-UHFFFAOYSA-N pentoxymethanedithioic acid Chemical compound CCCCCOC(S)=S QWENMOXLTHDKDL-UHFFFAOYSA-N 0.000 abstract 1
- 235000011007 phosphoric acid Nutrition 0.000 abstract 1
- 229920000151 polyglycol Polymers 0.000 abstract 1
- 239000010695 polyglycol Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/012—Organic compounds containing sulfur
-
- 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
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/23—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using electrostatic storage on a common layer, e.g. Forrester-Haeff tubes or William tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; Specified applications
- B03D2203/02—Ores
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Computer Hardware Design (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2618608A DE2618608C2 (de) | 1976-04-28 | 1976-04-28 | Verwendung von Xanthaten als Sammler für die Anreicherung von Gips aus gipshaltigen Materialien durch Flotation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2349543A1 true FR2349543A1 (fr) | 1977-11-25 |
Family
ID=5976497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7712736A Withdrawn FR2349543A1 (fr) | 1976-04-28 | 1977-04-27 | Procede d'isolement de sulfate de calcium pur a partir de melanges en contenant |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2618608C2 (de) |
| ES (1) | ES458090A1 (de) |
| FR (1) | FR2349543A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0965379A1 (de) * | 1997-02-05 | 1999-12-22 | Mitsubishi Heavy Industries, Ltd. | Verfahren zur herstellung von absorbierender entschwefelungsflüssigkeit und vorrichtung dazu |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4029394A1 (de) * | 1990-09-17 | 1992-03-19 | Erz & Kohleflotation Gmbh | Verfahren und anlage zur aufbereitung einer bei der rauchgasentschwefelung in einem rea-waescher anfallenden waeschertruebe sowie zur minimierung der zu deponierenden feststoffe |
-
1976
- 1976-04-28 DE DE2618608A patent/DE2618608C2/de not_active Expired
-
1977
- 1977-04-22 ES ES458090A patent/ES458090A1/es not_active Expired
- 1977-04-27 FR FR7712736A patent/FR2349543A1/fr not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0965379A1 (de) * | 1997-02-05 | 1999-12-22 | Mitsubishi Heavy Industries, Ltd. | Verfahren zur herstellung von absorbierender entschwefelungsflüssigkeit und vorrichtung dazu |
| EP0965379A4 (de) * | 1997-02-05 | 2001-08-08 | Mitsubishi Heavy Ind Ltd | Verfahren zur herstellung von absorbierender entschwefelungsflüssigkeit und vorrichtung dazu |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2618608C2 (de) | 1979-07-19 |
| ES458090A1 (es) | 1978-03-16 |
| DE2618608B1 (de) | 1977-08-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |