CA1173623A - Continuous filtering and degassing of molten copper - Google Patents
Continuous filtering and degassing of molten copperInfo
- Publication number
- CA1173623A CA1173623A CA000358420A CA358420A CA1173623A CA 1173623 A CA1173623 A CA 1173623A CA 000358420 A CA000358420 A CA 000358420A CA 358420 A CA358420 A CA 358420A CA 1173623 A CA1173623 A CA 1173623A
- Authority
- CA
- Canada
- Prior art keywords
- molten copper
- copper
- further characterized
- molten
- filtering
- 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
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 103
- 239000010949 copper Substances 0.000 title claims abstract description 103
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000001914 filtration Methods 0.000 title claims abstract description 24
- 238000007872 degassing Methods 0.000 title claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 17
- 239000012535 impurity Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000006260 foam Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 238000005266 casting Methods 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 11
- 239000000356 contaminant Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000006261 foam material Substances 0.000 claims description 8
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 6
- 239000011575 calcium Substances 0.000 claims description 6
- 238000009749 continuous casting Methods 0.000 claims description 5
- 239000005751 Copper oxide Substances 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- -1 copper metals Chemical class 0.000 claims description 4
- 229910000431 copper oxide Inorganic materials 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 235000021317 phosphate Nutrition 0.000 claims description 4
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 2
- 150000002843 nonmetals Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 2
- 229940108928 copper Drugs 0.000 description 77
- 239000000047 product Substances 0.000 description 10
- 238000007670 refining Methods 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 235000010210 aluminium Nutrition 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 244000292604 Salvia columbariae Species 0.000 description 1
- 235000012377 Salvia columbariae var. columbariae Nutrition 0.000 description 1
- 235000001498 Salvia hispanica Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229940009859 aluminum phosphate Drugs 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 235000014167 chia Nutrition 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/116—Refining the metal
- B22D11/119—Refining the metal by filtering
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
- C22B9/023—By filtering
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/04—Refining by applying a vacuum
-
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
- C22B9/055—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ while the metal is circulating, e.g. combined with filtration
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6697479A | 1979-08-16 | 1979-08-16 | |
| US06/067,079 US4277281A (en) | 1979-08-16 | 1979-08-16 | Continuous filter for molten copper |
| US67,079 | 1979-08-16 | ||
| US66,974 | 1979-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1173623A true CA1173623A (en) | 1984-09-04 |
Family
ID=26747368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000358420A Expired CA1173623A (en) | 1979-08-16 | 1980-08-15 | Continuous filtering and degassing of molten copper |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU534172B2 (it) |
| CA (1) | CA1173623A (it) |
| DE (1) | DE3030738C2 (it) |
| ES (1) | ES494278A0 (it) |
| FR (1) | FR2468655B1 (it) |
| GB (1) | GB2057904B (it) |
| IT (1) | IT1188948B (it) |
| SE (1) | SE8005775L (it) |
| ZA (1) | ZA804994B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2516415A1 (fr) * | 1981-11-13 | 1983-05-20 | Daussan & Co | Dispositif pour eliminer les inclusions contenues dans les metaux liquides |
| US4667939A (en) * | 1986-03-26 | 1987-05-26 | Foseco International Limited | Purifying steel |
| RU2124960C1 (ru) * | 1998-08-04 | 1999-01-20 | Назаров Владимир Николаевич | Устройство для регулирования расхода жидкого металла |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE961660C (de) * | 1944-06-17 | 1957-04-11 | Vaw Ver Aluminium Werke Ag | Vorrichtung zum Filtrieren von Metallschmelzen |
| US3917242A (en) * | 1973-05-18 | 1975-11-04 | Southwire Co | Apparatus for fluxing and filtering of molten metal |
| US3947363A (en) * | 1974-01-02 | 1976-03-30 | Swiss Aluminium Limited | Ceramic foam filter |
| NO148381C (no) * | 1975-03-28 | 1983-09-28 | Alusuisse | Keramisk skumfilter for filtrering av smeltet metall, fremgangsmaate for dets fremstilling samt anvendelse av filtret |
| US4052198A (en) * | 1976-02-02 | 1977-10-04 | Swiss Aluminium Limited | Method for in-line degassing and filtration of molten metal |
| US4092153A (en) * | 1977-07-29 | 1978-05-30 | Swiss Aluminium Limited | Filtering and inline degassing of molten metal |
| CA1130980A (en) * | 1977-11-25 | 1982-09-07 | Swiss Aluminium Ltd. | Method for the filtration of molten metal |
-
1980
- 1980-08-13 IT IT49494/80A patent/IT1188948B/it active
- 1980-08-14 ES ES494278A patent/ES494278A0/es active Granted
- 1980-08-14 FR FR8017942A patent/FR2468655B1/fr not_active Expired
- 1980-08-14 ZA ZA00804994A patent/ZA804994B/xx unknown
- 1980-08-14 DE DE3030738A patent/DE3030738C2/de not_active Expired
- 1980-08-15 CA CA000358420A patent/CA1173623A/en not_active Expired
- 1980-08-15 AU AU61484/80A patent/AU534172B2/en not_active Ceased
- 1980-08-15 SE SE8005775A patent/SE8005775L/ unknown
- 1980-08-15 GB GB8026798A patent/GB2057904B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES8106248A1 (es) | 1981-08-01 |
| IT8049494A0 (it) | 1980-08-13 |
| SE8005775L (sv) | 1981-02-17 |
| AU534172B2 (en) | 1984-01-05 |
| IT1188948B (it) | 1988-01-28 |
| ES494278A0 (es) | 1981-08-01 |
| DE3030738C2 (de) | 1986-01-30 |
| GB2057904B (en) | 1983-11-16 |
| IT8049494A1 (it) | 1982-02-13 |
| DE3030738A1 (de) | 1981-03-26 |
| ZA804994B (en) | 1981-08-26 |
| AU6148480A (en) | 1981-02-19 |
| FR2468655B1 (fr) | 1987-04-24 |
| GB2057904A (en) | 1981-04-08 |
| FR2468655A1 (fr) | 1981-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |