DE2025388C3 - Verfahren zur Reinigung von Röstgasen - Google Patents
Verfahren zur Reinigung von RöstgasenInfo
- Publication number
- DE2025388C3 DE2025388C3 DE19702025388 DE2025388A DE2025388C3 DE 2025388 C3 DE2025388 C3 DE 2025388C3 DE 19702025388 DE19702025388 DE 19702025388 DE 2025388 A DE2025388 A DE 2025388A DE 2025388 C3 DE2025388 C3 DE 2025388C3
- Authority
- DE
- Germany
- Prior art keywords
- sulfuric acid
- arsenic trioxide
- gas
- circulating sulfuric
- arsenic
- 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
- 239000007789 gas Substances 0.000 title claims description 31
- 238000000034 method Methods 0.000 title claims description 19
- 238000004140 cleaning Methods 0.000 title description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 68
- HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 claims description 33
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 14
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 9
- 229910052787 antimony Inorganic materials 0.000 claims description 5
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 150000001495 arsenic compounds Chemical class 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 229940093920 gynecological arsenic compound Drugs 0.000 claims description 3
- 150000002611 lead compounds Chemical class 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical class [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 239000012719 wet electrostatic precipitator Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 description 21
- 238000005406 washing Methods 0.000 description 20
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 11
- 229910052785 arsenic Inorganic materials 0.000 description 10
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 8
- 239000013078 crystal Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005201 scrubbing Methods 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- DJHGAFSJWGLOIV-UHFFFAOYSA-N Arsenic acid Chemical class O[As](O)(O)=O DJHGAFSJWGLOIV-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229940000488 arsenic acid Drugs 0.000 description 1
- 229960002594 arsenic trioxide Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005108 dry cleaning Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002699 waste material Substances 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
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/56—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1207769A SE338036B (enrdf_load_html_response) | 1969-09-01 | 1969-09-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2025388A1 DE2025388A1 (en) | 1971-03-04 |
| DE2025388B2 DE2025388B2 (de) | 1977-02-10 |
| DE2025388C3 true DE2025388C3 (de) | 1986-02-13 |
Family
ID=20295108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702025388 Expired DE2025388C3 (de) | 1969-09-01 | 1970-05-25 | Verfahren zur Reinigung von Röstgasen |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2025388C3 (enrdf_load_html_response) |
| FI (1) | FI58109C (enrdf_load_html_response) |
| NO (1) | NO130939C (enrdf_load_html_response) |
| SE (1) | SE338036B (enrdf_load_html_response) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE975974C (de) * | 1951-04-06 | 1962-12-27 | Zieren Chemiebau Gmbh Dr A | Verfahren zum Waschen und Kuehlen von schwefeldioxydhaltigen Roest- und Verbrennungsgasen |
| DE1264422C2 (de) * | 1965-12-07 | 1978-01-19 | Norddeutsche Affinene, 2000 Hamburg | Verfahren zum waschen und kuehlen von arsenik enthaltenden roestgasen |
-
1969
- 1969-09-01 SE SE1207769A patent/SE338036B/xx unknown
-
1970
- 1970-04-15 NO NO141370A patent/NO130939C/no unknown
- 1970-05-05 FI FI126270A patent/FI58109C/fi active
- 1970-05-25 DE DE19702025388 patent/DE2025388C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI58109C (fi) | 1980-12-10 |
| NO130939C (enrdf_load_html_response) | 1975-03-12 |
| NO130939B (enrdf_load_html_response) | 1974-12-02 |
| SE338036B (enrdf_load_html_response) | 1971-08-30 |
| DE2025388A1 (en) | 1971-03-04 |
| FI58109B (fi) | 1980-08-29 |
| DE2025388B2 (de) | 1977-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |