CA2237355C - Appareil et procede de caracterisation par filtration de materiaux a l'etat fondu - Google Patents

Appareil et procede de caracterisation par filtration de materiaux a l'etat fondu Download PDF

Info

Publication number: CA2237355C
Authority: CA; Canada
Prior art keywords: molten material; flow; sample; filter; molten
Prior art date: 1995-11-11
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 - Lifetime

Application number

CA002237355A

Other languages

English (en)

Other versions

CA2237355A1 (fr

Inventor

Philip Graham Enright

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

N-TEC Ltd

Original Assignee

N-TEC Ltd

Priority date (The priority date 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 date listed.)

1995-11-11

Filing date

1996-11-11

Publication date

2007-01-23

1995-11-11 Priority claimed from GBGB9523154.4A external-priority patent/GB9523154D0/en

1996-11-11 Application filed by N-TEC Ltd filed Critical N-TEC Ltd

1997-05-22 Publication of CA2237355A1 publication Critical patent/CA2237355A1/fr

2007-01-23 Application granted granted Critical

2007-01-23 Publication of CA2237355C publication Critical patent/CA2237355C/fr

2016-11-11 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 66
239000012768 molten material Substances 0.000 title claims abstract description 62
238000001914 filtration Methods 0.000 title claims abstract description 57
239000000463 material Substances 0.000 claims abstract description 53
238000012544 monitoring process Methods 0.000 claims abstract description 22
229910052751 metal Inorganic materials 0.000 claims description 66
239000002184 metal Substances 0.000 claims description 66
230000008569 process Effects 0.000 claims description 23
238000011282 treatment Methods 0.000 claims description 17
238000012512 characterization method Methods 0.000 claims description 13
230000003749 cleanliness Effects 0.000 claims description 13
230000008859 change Effects 0.000 claims description 11
238000005303 weighing Methods 0.000 claims description 11
238000004458 analytical method Methods 0.000 claims description 9
238000005259 measurement Methods 0.000 claims description 9
230000037452 priming Effects 0.000 claims description 7
230000000694 effects Effects 0.000 claims description 6
238000012545 processing Methods 0.000 claims description 5
150000002739 metals Chemical class 0.000 claims description 4
239000000126 substance Substances 0.000 claims description 3
238000009736 wetting Methods 0.000 claims description 3
239000000470 constituent Substances 0.000 claims description 2
238000010276 construction Methods 0.000 claims description 2
238000002360 preparation method Methods 0.000 claims description 2
230000000452 restraining effect Effects 0.000 claims description 2
238000001514 detection method Methods 0.000 claims 1
239000000523 sample Substances 0.000 description 44
239000007789 gas Substances 0.000 description 14
238000012360 testing method Methods 0.000 description 11
229910045601 alloy Inorganic materials 0.000 description 10
239000000956 alloy Substances 0.000 description 10
230000004907 flux Effects 0.000 description 9
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 6
229910033181 TiB2 Inorganic materials 0.000 description 6
238000007792 addition Methods 0.000 description 6
239000004411 aluminium Substances 0.000 description 6
229910052782 aluminium Inorganic materials 0.000 description 6
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
239000012530 fluid Substances 0.000 description 6
239000000203 mixture Substances 0.000 description 6
229910000838 Al alloy Inorganic materials 0.000 description 5
238000010586 diagram Methods 0.000 description 5
239000000706 filtrate Substances 0.000 description 5
230000006698 induction Effects 0.000 description 5
239000002245 particle Substances 0.000 description 5
239000007787 solid Substances 0.000 description 5
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
238000007872 degassing Methods 0.000 description 4
238000002347 injection Methods 0.000 description 4
239000007924 injection Substances 0.000 description 4
238000012546 transfer Methods 0.000 description 4
-1 especially Chemical compound 0.000 description 3
239000000155 melt Substances 0.000 description 3
239000010445 mica Substances 0.000 description 3
229910052618 mica group Inorganic materials 0.000 description 3
229910052757 nitrogen Inorganic materials 0.000 description 3
239000011148 porous material Substances 0.000 description 3
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
239000000853 adhesive Substances 0.000 description 2
230000001070 adhesive effect Effects 0.000 description 2
229910000323 aluminium silicate Inorganic materials 0.000 description 2
238000012550 audit Methods 0.000 description 2
238000005266 casting Methods 0.000 description 2
230000015556 catabolic process Effects 0.000 description 2
239000004568 cement Substances 0.000 description 2
239000000919 ceramic Substances 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
238000004891 communication Methods 0.000 description 2
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
238000001595 flow curve Methods 0.000 description 2
239000008187 granular material Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
239000001257 hydrogen Substances 0.000 description 2
229910052739 hydrogen Inorganic materials 0.000 description 2
239000012535 impurity Substances 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
238000001000 micrograph Methods 0.000 description 2
239000000377 silicon dioxide Substances 0.000 description 2
239000010936 titanium Substances 0.000 description 2
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical class O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
FWGZLZNGAVBRPW-UHFFFAOYSA-N alumane;strontium Chemical compound [AlH3].[Sr] FWGZLZNGAVBRPW-UHFFFAOYSA-N 0.000 description 1
229910052786 argon Inorganic materials 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
238000011088 calibration curve Methods 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000002596 correlated effect Effects 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000002939 deleterious effect Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000000835 fiber Substances 0.000 description 1
238000007667 floating Methods 0.000 description 1
238000005188 flotation Methods 0.000 description 1
238000009472 formulation Methods 0.000 description 1
230000006870 function Effects 0.000 description 1
238000012994 industrial processing Methods 0.000 description 1
238000001764 infiltration Methods 0.000 description 1
230000008595 infiltration Effects 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
239000002054 inoculum Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
230000001788 irregular Effects 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000004973 liquid crystal related substance Substances 0.000 description 1
229910001338 liquidmetal Inorganic materials 0.000 description 1
238000011068 loading method Methods 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
238000005088 metallography Methods 0.000 description 1
239000011707 mineral Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000003607 modifier Substances 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
238000000399 optical microscopy Methods 0.000 description 1
239000000441 potassium aluminium silicate Substances 0.000 description 1
235000012219 potassium aluminium silicate Nutrition 0.000 description 1
239000000047 product Substances 0.000 description 1
238000011002 quantification Methods 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
229910010271 silicon carbide Inorganic materials 0.000 description 1
229910052566 spinel group Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
229910052712 strontium Inorganic materials 0.000 description 1
CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
230000000007 visual effect Effects 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
- G01N11/06—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by timing the outflow of a known quantity
- 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
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/066—Treatment of circulating aluminium, e.g. by filtration
- 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
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/205—Metals in liquid state, e.g. molten metals
- 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

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Analytical Chemistry (AREA)
Immunology (AREA)
Metallurgy (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Manufacturing & Machinery (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Organic Chemistry (AREA)
Pathology (AREA)
Acoustics & Sound (AREA)
Food Science & Technology (AREA)
Medicinal Chemistry (AREA)
Manufacture And Refinement Of Metals (AREA)
Paper (AREA)
Gasification And Melting Of Waste (AREA)

CA002237355A 1995-11-11 1996-11-11 Appareil et procede de caracterisation par filtration de materiaux a l'etat fondu Expired - Lifetime CA2237355C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GBGB9523154.4A GB9523154D0 (en)	1995-11-11	1995-11-11	Filtration apparatus and method
GB9523154.4		1995-11-11
PCT/GB1996/002780 WO1997018456A1 (fr)	1995-11-11	1996-11-11	Appareil et procede de caracterisation par filtration de materiaux a l'etat fondu

Publications (2)

Publication Number	Publication Date
CA2237355A1 CA2237355A1 (fr)	1997-05-22
CA2237355C true CA2237355C (fr)	2007-01-23

Family

ID=37684468

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002237355A Expired - Lifetime CA2237355C (fr)	1995-11-11	1996-11-11	Appareil et procede de caracterisation par filtration de materiaux a l'etat fondu

Country Status (1)

Country	Link
CA (1)	CA2237355C (fr)

1996
- 1996-11-11 CA CA002237355A patent/CA2237355C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2237355A1 (fr)	1997-05-22

Legal Events

Date	Code	Title	Description
2001-11-07	EEER	Examination request
2017-01-16	MKEX	Expiry	Effective date: 20161114

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