CA1073188A - Method for recovering argon as contained in the blowing gases coming from an a.o.d.-converter - Google Patents
Method for recovering argon as contained in the blowing gases coming from an a.o.d.-converterInfo
- Publication number
- CA1073188A CA1073188A CA224,372A CA224372A CA1073188A CA 1073188 A CA1073188 A CA 1073188A CA 224372 A CA224372 A CA 224372A CA 1073188 A CA1073188 A CA 1073188A
- Authority
- CA
- Canada
- Prior art keywords
- argon
- gases
- converter
- gas
- exhaust gases
- 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
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 239000007789 gas Substances 0.000 title claims abstract description 118
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000007664 blowing Methods 0.000 title description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 32
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 14
- 238000005201 scrubbing Methods 0.000 claims abstract description 14
- 238000007670 refining Methods 0.000 claims abstract description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 19
- 239000003570 air Substances 0.000 claims description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
- 238000005194 fractionation Methods 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 2
- 239000012080 ambient air Substances 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000001473 noxious effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001072332 Monia Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- QKSIFUGZHOUETI-UHFFFAOYSA-N copper;azane Chemical compound N.N.N.N.[Cu+2] QKSIFUGZHOUETI-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000727 fraction Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229960003903 oxygen Drugs 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/38—Removal of waste gases or dust
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B23/00—Noble gases; Compounds thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2337374A IT1059515B (it) | 1974-05-30 | 1974-05-30 | Processo per il recupero dell argon contenuto nei gas di soffiaggio provenienti dal convertitore di decar burazione all argon ossigeno |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1073188A true CA1073188A (en) | 1980-03-11 |
Family
ID=11206512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA224,372A Expired CA1073188A (en) | 1974-05-30 | 1975-04-10 | Method for recovering argon as contained in the blowing gases coming from an a.o.d.-converter |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU8056775A (enExample) |
| BE (1) | BE827689A (enExample) |
| CA (1) | CA1073188A (enExample) |
| ES (1) | ES435713A1 (enExample) |
| FI (1) | FI751286A7 (enExample) |
| IT (1) | IT1059515B (enExample) |
| NO (1) | NO751615L (enExample) |
| ZA (1) | ZA752327B (enExample) |
-
1974
- 1974-05-30 IT IT2337374A patent/IT1059515B/it active
-
1975
- 1975-03-08 ES ES435713A patent/ES435713A1/es not_active Expired
- 1975-04-08 BE BE155193A patent/BE827689A/xx unknown
- 1975-04-10 CA CA224,372A patent/CA1073188A/en not_active Expired
- 1975-04-11 ZA ZA00752327A patent/ZA752327B/xx unknown
- 1975-04-28 AU AU80567/75A patent/AU8056775A/en not_active Expired
- 1975-04-29 FI FI751286A patent/FI751286A7/fi not_active Application Discontinuation
- 1975-05-06 NO NO751615A patent/NO751615L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU8056775A (en) | 1976-11-04 |
| ZA752327B (en) | 1976-03-31 |
| FI751286A7 (enExample) | 1975-12-01 |
| IT1059515B (it) | 1982-06-21 |
| BE827689A (fr) | 1975-07-31 |
| NO751615L (enExample) | 1975-12-02 |
| ES435713A1 (es) | 1977-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |