RO82895A - PROCEDURE FOR THERMAL TREATMENT OF PHOSPHATIC ROCKS CONTAINING CALCIUM CARBONATE AND ORGANIC COMPOUNDS - Google Patents
PROCEDURE FOR THERMAL TREATMENT OF PHOSPHATIC ROCKS CONTAINING CALCIUM CARBONATE AND ORGANIC COMPOUNDSInfo
- Publication number
- RO82895A RO82895A RO80102055A RO10205580A RO82895A RO 82895 A RO82895 A RO 82895A RO 80102055 A RO80102055 A RO 80102055A RO 10205580 A RO10205580 A RO 10205580A RO 82895 A RO82895 A RO 82895A
- Authority
- RO
- Romania
- Prior art keywords
- procedure
- calcium carbonate
- organic compounds
- thermal treatment
- containing calcium
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/26—Compounds containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2208—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid
- C01B25/2212—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid with hydrochloric acid or hydrogen chloride in aqueous medium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2208—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid
- C01B25/2216—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid with nitric acid or nitrous vapours in aqueous medium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
- C01B25/223—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/46—Preparation involving solvent-solvent extraction
- C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/46—Preparation involving solvent-solvent extraction
- C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
- C01B25/462—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being alcohol or a mixture of alcohols
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
- C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
- C05B11/08—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Materials Engineering (AREA)
- Food Science & Technology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8005170 | 1980-02-15 | ||
| GB8023356 | 1980-07-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO82895A true RO82895A (en) | 1984-01-14 |
| RO82895B RO82895B (en) | 1984-01-30 |
Family
ID=26274504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO102055A RO82895B (en) | 1980-02-15 | 1980-08-28 | Process for thermally treating calcium carbonate and organic compounds- containing phosphatic rocks |
Country Status (15)
| Country | Link |
|---|---|
| KR (1) | KR830003369A (en) |
| AU (1) | AU6179580A (en) |
| BR (1) | BR8005463A (en) |
| DE (1) | DE3032157A1 (en) |
| FR (1) | FR2476055A1 (en) |
| GB (1) | GB2069987B (en) |
| GR (1) | GR69872B (en) |
| IL (1) | IL60922A0 (en) |
| IT (1) | IT1141618B (en) |
| NL (1) | NL8004840A (en) |
| OA (1) | OA06614A (en) |
| PL (1) | PL226464A1 (en) |
| RO (1) | RO82895B (en) |
| SE (1) | SE8005860L (en) |
| YU (1) | YU214680A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL72097A (en) * | 1984-06-13 | 1987-07-31 | Negev Phosphates Ltd | Process for a thermal treatment of israeli phosphate rock |
| CN104085866A (en) * | 2014-04-23 | 2014-10-08 | 成都乐氏化工工程有限公司 | Production method for improving quality and yield of phosphoric acid |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR319303A (en) * | 1902-03-05 | 1902-11-10 | Hatmaker | Process for obtaining phosphoric acid from mineral phosphates |
| GB181255A (en) * | 1921-07-15 | 1922-06-15 | Andrew Kelly | Improvements in the production of phosphoric acid |
| DE368737C (en) * | 1921-07-15 | 1923-02-08 | Borax Cons Ltd | Process for the production of phosphoric acid |
-
1980
- 1980-08-20 SE SE8005860A patent/SE8005860L/en not_active Application Discontinuation
- 1980-08-21 GR GR62715A patent/GR69872B/el unknown
- 1980-08-26 DE DE19803032157 patent/DE3032157A1/en not_active Ceased
- 1980-08-26 IL IL60922A patent/IL60922A0/en unknown
- 1980-08-27 NL NL8004840A patent/NL8004840A/en not_active Application Discontinuation
- 1980-08-27 AU AU61795/80A patent/AU6179580A/en not_active Abandoned
- 1980-08-27 IT IT68325/80A patent/IT1141618B/en active
- 1980-08-27 FR FR8018627A patent/FR2476055A1/en not_active Withdrawn
- 1980-08-28 OA OA57202A patent/OA06614A/en unknown
- 1980-08-28 BR BR8005463A patent/BR8005463A/en unknown
- 1980-08-28 PL PL22646480A patent/PL226464A1/xx unknown
- 1980-08-28 YU YU02146/80A patent/YU214680A/en unknown
- 1980-08-28 KR KR1019800003407A patent/KR830003369A/en unknown
- 1980-08-28 RO RO102055A patent/RO82895B/en unknown
- 1980-08-28 GB GB8027884A patent/GB2069987B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2476055A1 (en) | 1981-08-21 |
| GR69872B (en) | 1982-07-20 |
| KR830003369A (en) | 1983-06-20 |
| OA06614A (en) | 1981-08-31 |
| AU6179580A (en) | 1981-08-20 |
| GB2069987B (en) | 1984-08-08 |
| IT1141618B (en) | 1986-10-01 |
| IT8068325A0 (en) | 1980-08-27 |
| RO82895B (en) | 1984-01-30 |
| NL8004840A (en) | 1981-09-16 |
| DE3032157A1 (en) | 1981-11-12 |
| SE8005860L (en) | 1981-08-16 |
| IL60922A0 (en) | 1980-10-26 |
| BR8005463A (en) | 1981-09-08 |
| PL226464A1 (en) | 1981-08-21 |
| GB2069987A (en) | 1981-09-03 |
| YU214680A (en) | 1983-02-28 |
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