DE1090645B - Verfahren zur Gewinnung von Schwefelsaeure aus sauren Abfallfluessigkeiten - Google Patents
Verfahren zur Gewinnung von Schwefelsaeure aus sauren AbfallfluessigkeitenInfo
- Publication number
- DE1090645B DE1090645B DET15135A DET0015135A DE1090645B DE 1090645 B DE1090645 B DE 1090645B DE T15135 A DET15135 A DE T15135A DE T0015135 A DET0015135 A DE T0015135A DE 1090645 B DE1090645 B DE 1090645B
- Authority
- DE
- Germany
- Prior art keywords
- acid
- filtrate
- iron
- magnesium
- titanium
- 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.)
- Pending
Links
- 239000002699 waste material Substances 0.000 title claims description 41
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims description 39
- 239000007788 liquid Substances 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 23
- 230000002378 acidificating effect Effects 0.000 title claims description 17
- 238000011084 recovery Methods 0.000 title 1
- 239000002253 acid Substances 0.000 claims description 90
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 65
- 239000000706 filtrate Substances 0.000 claims description 40
- 239000012141 concentrate Substances 0.000 claims description 35
- 229910052742 iron Inorganic materials 0.000 claims description 34
- 239000011777 magnesium Substances 0.000 claims description 30
- 229910052749 magnesium Inorganic materials 0.000 claims description 29
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 22
- 238000002425 crystallisation Methods 0.000 claims description 22
- 230000008025 crystallization Effects 0.000 claims description 22
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 20
- 239000010936 titanium Substances 0.000 claims description 20
- 229910052719 titanium Inorganic materials 0.000 claims description 20
- 150000003839 salts Chemical class 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 18
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 239000002244 precipitate Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 8
- 150000007513 acids Chemical class 0.000 claims description 7
- 229940037003 alum Drugs 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 7
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 7
- 150000003609 titanium compounds Chemical class 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- -1 (NH4) 2CO3 Chemical compound 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 2
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 2
- 150000002681 magnesium compounds Chemical class 0.000 claims description 2
- 239000001038 titanium pigment Substances 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 6
- 235000011149 sulphuric acid Nutrition 0.000 claims 5
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims 1
- 229910010298 TiOSO4 Inorganic materials 0.000 claims 1
- 235000019270 ammonium chloride Nutrition 0.000 claims 1
- 150000003868 ammonium compounds Chemical class 0.000 claims 1
- 235000011114 ammonium hydroxide Nutrition 0.000 claims 1
- KADRTWZQWGIUGO-UHFFFAOYSA-L oxotitanium(2+);sulfate Chemical compound [Ti+2]=O.[O-]S([O-])(=O)=O KADRTWZQWGIUGO-UHFFFAOYSA-L 0.000 claims 1
- 235000015320 potassium carbonate Nutrition 0.000 claims 1
- 229910000027 potassium carbonate Inorganic materials 0.000 claims 1
- 150000003112 potassium compounds Chemical class 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 239000000243 solution Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 7
- 230000032683 aging Effects 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 235000003891 ferrous sulphate Nutrition 0.000 description 4
- 239000011790 ferrous sulphate Substances 0.000 description 4
- HDUMBHAAKGUHAR-UHFFFAOYSA-J titanium(4+);disulfate Chemical class [Ti+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O HDUMBHAAKGUHAR-UHFFFAOYSA-J 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000013067 intermediate product Substances 0.000 description 2
- 229910000358 iron sulfate Inorganic materials 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 108010053481 Antifreeze Proteins Proteins 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- 238000000184 acid digestion Methods 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 239000007798 antifreeze agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- IYVLHQRADFNKAU-UHFFFAOYSA-N oxygen(2-);titanium(4+);hydrate Chemical compound O.[O-2].[O-2].[Ti+4] IYVLHQRADFNKAU-UHFFFAOYSA-N 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/38—Arrangements of hoses, e.g. operative connection with pump motor
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
- C22B34/1259—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching treatment or purification of titanium containing solutions or liquors or slurries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/003—Systems for controlling combustion using detectors sensitive to combustion gas properties
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US658032A US2982615A (en) | 1957-05-09 | 1957-05-09 | Process for recovering acid from waste acid liquors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1090645B true DE1090645B (de) | 1960-10-13 |
Family
ID=24639633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DET15135A Pending DE1090645B (de) | 1957-05-09 | 1958-05-08 | Verfahren zur Gewinnung von Schwefelsaeure aus sauren Abfallfluessigkeiten |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2982615A (en, 2012) |
| BE (1) | BE567504A (en, 2012) |
| DE (1) | DE1090645B (en, 2012) |
| GB (1) | GB880359A (en, 2012) |
| NL (1) | NL103611C (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2403972A1 (fr) * | 1977-09-21 | 1979-04-20 | Montedison Spa | Procede de concentration et de purification de solutions aqueuses d'acide sulfurique |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1812310A (en) * | 1927-10-13 | 1931-06-30 | Firm Vereinigte Glanzstoff Fab | Process for the separation of sodium sulphate from sulphuric acid |
| US2344429A (en) * | 1940-05-04 | 1944-03-14 | Dirk Willem Van Gelder | Process of purifying sulphuric acid solutions |
| US2280508A (en) * | 1940-07-11 | 1942-04-21 | Gen Chemical Corp | Manufacture of sulphuric acid |
-
0
- NL NL103611D patent/NL103611C/xx active
- BE BE567504D patent/BE567504A/xx unknown
-
1957
- 1957-05-09 US US658032A patent/US2982615A/en not_active Expired - Lifetime
-
1958
- 1958-05-02 GB GB14128/58A patent/GB880359A/en not_active Expired
- 1958-05-08 DE DET15135A patent/DE1090645B/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2403972A1 (fr) * | 1977-09-21 | 1979-04-20 | Montedison Spa | Procede de concentration et de purification de solutions aqueuses d'acide sulfurique |
Also Published As
| Publication number | Publication date |
|---|---|
| NL103611C (en, 2012) | |
| US2982615A (en) | 1961-05-02 |
| BE567504A (en, 2012) | |
| GB880359A (en) | 1961-10-18 |
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