FR2420509A1 - Ferric oxide and hydrochloric acid prodn. - by ferric chloride soln. pyrolysis using concurrent flow of soln. spray and combustion gas to give increased oxide yield (OE 15.4.79) - Google Patents
Ferric oxide and hydrochloric acid prodn. - by ferric chloride soln. pyrolysis using concurrent flow of soln. spray and combustion gas to give increased oxide yield (OE 15.4.79)Info
- Publication number
- FR2420509A1 FR2420509A1 FR7906895A FR7906895A FR2420509A1 FR 2420509 A1 FR2420509 A1 FR 2420509A1 FR 7906895 A FR7906895 A FR 7906895A FR 7906895 A FR7906895 A FR 7906895A FR 2420509 A1 FR2420509 A1 FR 2420509A1
- Authority
- FR
- France
- Prior art keywords
- soln
- oxide
- pyrolysis
- ferric
- spray
- 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.)
- Granted
Links
- 238000000197 pyrolysis Methods 0.000 title abstract 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 title 1
- 239000000567 combustion gas Substances 0.000 title 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 title 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 title 1
- 239000007921 spray Substances 0.000 title 1
- 238000011084 recovery Methods 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005554 pickling Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
-
- 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
- C01B7/035—Preparation of hydrogen chloride from chlorides
-
- 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]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT195478A AT353566B (de) | 1978-03-20 | 1978-03-20 | Verfahren zur thermischen zersetzung waessriger, salzsaurer eisen(iii)-chlorid-loesungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2420509A1 true FR2420509A1 (en) | 1979-10-19 |
| FR2420509B1 FR2420509B1 (de) | 1986-05-09 |
Family
ID=3524630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7906895A Granted FR2420509A1 (en) | 1978-03-20 | 1979-03-19 | Ferric oxide and hydrochloric acid prodn. - by ferric chloride soln. pyrolysis using concurrent flow of soln. spray and combustion gas to give increased oxide yield (OE 15.4.79) |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT353566B (de) |
| BE (1) | BE874883A (de) |
| FR (1) | FR2420509A1 (de) |
| HU (1) | HU181950B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0850881A1 (de) * | 1996-12-27 | 1998-07-01 | Ruthner, Michael Johann, Dipl.Ing. Dr.mont. | Verfahren und Vorrichtung zur Herstellung von Eisenoxiden aus salzsauren eisenchloridhaltigen Lösungen |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT407756B (de) * | 1999-03-22 | 2001-06-25 | Andritz Patentverwaltung | Verfahren zur rückgewinnung von säuren aus metallhaltigen lösungen dieser säuren, vorzugsweise hc1 und fe-verbindungen |
| US8071067B2 (en) | 2009-05-26 | 2011-12-06 | Kemira Water Solutions, Inc. | Processes for making stable ferric chloride solutions |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1309744A (en) * | 1969-03-31 | 1973-03-14 | Woodall Duckham Ltd | Decomposition of metal chlorides |
-
1978
- 1978-03-20 AT AT195478A patent/AT353566B/de not_active IP Right Cessation
-
1979
- 1979-03-16 HU HURU000169 patent/HU181950B/hu not_active IP Right Cessation
- 1979-03-16 BE BE2/57666A patent/BE874883A/xx not_active IP Right Cessation
- 1979-03-19 FR FR7906895A patent/FR2420509A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1309744A (en) * | 1969-03-31 | 1973-03-14 | Woodall Duckham Ltd | Decomposition of metal chlorides |
Non-Patent Citations (1)
| Title |
|---|
| STAHL UND EISEN, année 93, no. 15, 19 juillet 1973 (D]SSELDORF, DE) "Neues Verfahren zur Regeneration von Salzsa}re bei niedrigen Temperaturen", pages 689-690 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0850881A1 (de) * | 1996-12-27 | 1998-07-01 | Ruthner, Michael Johann, Dipl.Ing. Dr.mont. | Verfahren und Vorrichtung zur Herstellung von Eisenoxiden aus salzsauren eisenchloridhaltigen Lösungen |
| US5911967A (en) * | 1996-12-27 | 1999-06-15 | Ruthner; Michael J. | Process and apparatus for production of ferric oxide from iron chloride solutions |
Also Published As
| Publication number | Publication date |
|---|---|
| ATA195478A (de) | 1979-04-15 |
| FR2420509B1 (de) | 1986-05-09 |
| BE874883A (fr) | 1979-07-16 |
| AT353566B (de) | 1979-11-26 |
| HU181950B (en) | 1983-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |