IL8722A - a method for the thermal decomposition of metallic chlorides and sulphates to their corresponding oxides and acids - Google Patents
a method for the thermal decomposition of metallic chlorides and sulphates to their corresponding oxides and acidsInfo
- Publication number
- IL8722A IL8722A IL8722DA IL8722A IL 8722 A IL8722 A IL 8722A IL 8722D A IL8722D A IL 8722DA IL 8722 A IL8722 A IL 8722A
- Authority
- IL
- Israel
- Prior art keywords
- sulphates
- acids
- thermal decomposition
- corresponding oxides
- metallic chlorides
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 4
- 150000001805 chlorine compounds Chemical class 0.000 title claims description 3
- 239000002253 acid Substances 0.000 title description 2
- 238000005979 thermal decomposition reaction Methods 0.000 title description 2
- 150000007513 acids Chemical class 0.000 title 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 title 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- 239000001110 calcium chloride Substances 0.000 claims description 2
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims 2
- 229910001629 magnesium chloride Inorganic materials 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 150000004706 metal oxides Chemical class 0.000 claims 1
- 239000011833 salt mixture Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229940050906 magnesium chloride hexahydrate Drugs 0.000 description 1
- DHRRIBDTHFBPNG-UHFFFAOYSA-L magnesium dichloride hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[Cl-].[Cl-] DHRRIBDTHFBPNG-UHFFFAOYSA-L 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/03—Preparation from chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/745—Preparation from sulfates
-
- 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
- C01F11/02—Oxides or hydroxides
- C01F11/04—Oxides or hydroxides by thermal decomposition
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/10—Magnesia by thermal decomposition of magnesium compounds by thermal decomposition of magnesium chloride with water vapour
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Gas Separation By Absorption (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Treating Waste Gases (AREA)
Description
This invention relates to ah improved or the thermal decomposition of metallic chlorides and of water it undergoes the following reac CaCl2 H20 CaO Another metallic chloride which undergoes hydrolysis when heated in the presence of water Ferric Fe2Clg of a aqueous solution of the pure the course of the reaction to will be affected but more will be The same applies when a solution of ferric sulphate in sulphuric acid is heated instead of a pure ferric phat The course of the 14 and will again no but concentration and in the formed will From the reactions to also be tha the nature of reaction depends of the dram made kind of furnace also unsuitable for effecting decomposition reactions fo production the corresponding acid and In order that the method of manufacture according the invention may be more cal example eof of th obtained is cited hereina howeve not be as limiting the invention any From the top of a 100 kg of fused magnesium chloride hexahydrate were atomise while hot flue gases at an average temperature entered at lower part of the of chloric in the form of a were collected from the outgoing flue gases a temperature of by passing the latter through absorption tower insufficientOCRQuality
Claims (1)
1. A process as claimed in claims wherein a salt mixture is used consisting of calcium chloride and magnesium chloride with or without thermally indecomposable salts such as chloride and hydrochloric acid and the oxides plus chlorides are recovered A proeess as in claims to substantially as described in the exampl Substantially pure metal oxide obtained by a process as claimed in any of preceding Dated this 20th day of insufficientOCRQuality
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3554054A GB793700A (en) | 1954-12-08 | 1954-12-08 | Improvements in or relating to the thermal decomposition of certain chlorides and sulphates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL8722A true IL8722A (en) |
Family
ID=10378869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL8722D IL8722A (en) | 1954-12-08 | a method for the thermal decomposition of metallic chlorides and sulphates to their corresponding oxides and acids |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE548967A (en) |
| CH (1) | CH357059A (en) |
| FR (1) | FR1153218A (en) |
| GB (1) | GB793700A (en) |
| IE (1) | IE22729B1 (en) |
| IL (1) | IL8722A (en) |
| IT (1) | IT559538A (en) |
| NL (1) | NL208410A (en) |
| NZ (1) | NZ117394A (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1154444B (en) * | 1958-12-19 | 1963-09-19 | Fullers Earth Union Ltd | Process for acid activation of clays |
| US3258332A (en) * | 1962-10-16 | 1966-06-28 | Alberta Res Council | Hydrometallurgical method for selective metal removal |
| NL295685A (en) * | 1963-03-04 | 1900-01-01 | ||
| US3378335A (en) * | 1964-02-24 | 1968-04-16 | Government Of Israel As Repres | Preparation of mixed metal oxides by thermal decomposition of metal salts |
| AT319188B (en) * | 1970-02-20 | 1974-12-10 | Veitscher Magnesitwerke Ag | Process for the industrial production of high-purity magnesium oxide |
| US3852430A (en) * | 1970-05-18 | 1974-12-03 | Sued Chemie Ag | Method for the production of concentrated hydrohalogen acids and metal oxides |
| US4777031A (en) * | 1986-07-14 | 1988-10-11 | Cadot Corporation | High temperature process for making fine magnetic particles |
| US4765920A (en) * | 1986-07-14 | 1988-08-23 | Cabot Corporation | High temperature process for producing fine magnetic particles of M-phase structure |
| AR240445A1 (en) * | 1986-12-17 | 1990-04-30 | Sudamericana Quimica Sa | PROCEDURE TO MANUFACTURE FERRIC OXIDE AND AMMONIUM SALTS |
| EA200870095A1 (en) * | 2005-12-22 | 2009-02-27 | БиЭйчПи БИЛЛИТОН ЭсЭсЭм ДИВЕЛОПМЕНТ ПТИ ЛТД. | EXTRACT OF MAGNESIUM OXIDE |
| UA112991C2 (en) | 2011-08-16 | 2016-11-25 | Пурак Біокем Б.В. | RESTORATION OF CARBOXYLIC ACID FROM MAGNESIUM SALTS BY DEPOSITION BY USING CHLORODIC ACID FOR THE ESTABLISHMENT OF ENZYME FAT |
| US9550712B2 (en) | 2011-08-16 | 2017-01-24 | Purac Biochem B.V. | Acid/salt separation |
| EA039483B1 (en) * | 2011-08-16 | 2022-02-01 | Пурак Биокем Б.В. | Recovery of carboxylic acid from magnesium salts thereof by precipitation using hydrochloric acid, useful for fermentation broth work-up |
| CN108821961A (en) * | 2011-08-16 | 2018-11-16 | 普拉克生化公司 | Carboxylic acid is recycled from its magnesium salts by precipitation using the hydrochloric acid for fermentation liquor treatment |
| CN103288142A (en) * | 2013-06-04 | 2013-09-11 | 滨州坤宝化工有限责任公司 | Production process and production equipment for ferric trichloride |
-
0
- NZ NZ117394D patent/NZ117394A/xx unknown
- IL IL8722D patent/IL8722A/en unknown
- BE BE548967D patent/BE548967A/xx unknown
- IT IT559538D patent/IT559538A/it unknown
- NL NL208410D patent/NL208410A/xx unknown
-
1954
- 1954-12-08 GB GB3554054A patent/GB793700A/en not_active Expired
-
1956
- 1956-05-17 FR FR1153218D patent/FR1153218A/en not_active Expired
- 1956-08-29 IE IE49056A patent/IE22729B1/en unknown
- 1956-09-13 CH CH357059D patent/CH357059A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH357059A (en) | 1961-09-30 |
| IE22729B1 (en) | 1960-11-16 |
| NZ117394A (en) | |
| NL208410A (en) | |
| GB793700A (en) | 1958-04-23 |
| IT559538A (en) | |
| FR1153218A (en) | 1958-03-04 |
| BE548967A (en) | 1956-07-14 |
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