GB1120072A - Recovering values from waste pickle liquor - Google Patents
Recovering values from waste pickle liquorInfo
- Publication number
- GB1120072A GB1120072A GB8107/67A GB810767A GB1120072A GB 1120072 A GB1120072 A GB 1120072A GB 8107/67 A GB8107/67 A GB 8107/67A GB 810767 A GB810767 A GB 810767A GB 1120072 A GB1120072 A GB 1120072A
- Authority
- GB
- United Kingdom
- Prior art keywords
- steam
- h2so4
- separated
- feso4
- pickle liquor
- 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
- 235000021110 pickles Nutrition 0.000 title abstract 2
- 239000002699 waste material Substances 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- 235000011149 sulphuric acid Nutrition 0.000 abstract 4
- 238000001704 evaporation Methods 0.000 abstract 3
- 230000008020 evaporation Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 abstract 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000003245 coal Substances 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 239000000446 fuel Substances 0.000 abstract 1
- 239000002737 fuel gas Substances 0.000 abstract 1
- 239000000295 fuel oil Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000002480 mineral oil Substances 0.000 abstract 1
- 235000010446 mineral oil Nutrition 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-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
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
-
- 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]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53800766A | 1966-03-28 | 1966-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1120072A true GB1120072A (en) | 1968-07-17 |
Family
ID=24145040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8107/67A Expired GB1120072A (en) | 1966-03-28 | 1967-02-21 | Recovering values from waste pickle liquor |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE695091A (enrdf_load_stackoverflow) |
| CH (1) | CH471905A (enrdf_load_stackoverflow) |
| DE (1) | DE1621637A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1515350A (enrdf_load_stackoverflow) |
| GB (1) | GB1120072A (enrdf_load_stackoverflow) |
| NL (2) | NL6704421A (enrdf_load_stackoverflow) |
| SE (1) | SE329319B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0093909A1 (de) * | 1982-05-03 | 1983-11-16 | Bayer Ag | Verfahren zur Spaltung von verdünnter Schwefelsäure |
| CN106943847A (zh) * | 2017-04-20 | 2017-07-14 | 成都瑞柯林工程技术有限公司 | 从酸洗废酸再生系统中回收微细氧化铁粉的装置 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2428207A1 (fr) * | 1978-06-07 | 1980-01-04 | Gueugnon Forges | Procede et installation pour le traitement de bains fluonitriques uses |
| DE3130841A1 (de) * | 1981-08-04 | 1983-02-24 | Bayer Ag, 5090 Leverkusen | Verfahren zur spaltung von verduennter schwefelsaeure |
| CH677933A5 (enrdf_load_stackoverflow) * | 1989-04-07 | 1991-07-15 | Escher Wyss Ag | |
| AT403665B (de) * | 1996-10-30 | 1998-04-27 | Andritz Patentverwaltung | Verfahren und anlage zur abscheidung feinster oxidteilchen |
-
0
- NL NL134070D patent/NL134070C/xx active
-
1967
- 1967-02-21 GB GB8107/67A patent/GB1120072A/en not_active Expired
- 1967-03-06 BE BE695091D patent/BE695091A/xx unknown
- 1967-03-06 FR FR97523A patent/FR1515350A/fr not_active Expired
- 1967-03-07 CH CH330267A patent/CH471905A/fr not_active IP Right Cessation
- 1967-03-08 DE DE19671621637 patent/DE1621637A1/de active Pending
- 1967-03-22 SE SE04071/67A patent/SE329319B/xx unknown
- 1967-03-28 NL NL6704421A patent/NL6704421A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0093909A1 (de) * | 1982-05-03 | 1983-11-16 | Bayer Ag | Verfahren zur Spaltung von verdünnter Schwefelsäure |
| CN106943847A (zh) * | 2017-04-20 | 2017-07-14 | 成都瑞柯林工程技术有限公司 | 从酸洗废酸再生系统中回收微细氧化铁粉的装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1621637A1 (de) | 1971-06-03 |
| CH471905A (fr) | 1969-04-30 |
| NL6704421A (enrdf_load_stackoverflow) | 1967-09-29 |
| FR1515350A (fr) | 1968-03-01 |
| NL134070C (enrdf_load_stackoverflow) | 1900-01-01 |
| SE329319B (enrdf_load_stackoverflow) | 1970-10-05 |
| BE695091A (enrdf_load_stackoverflow) | 1967-09-06 |
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