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Publication of BE687521ApublicationCriticalpatent/BE687521A/xx
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
B—PERFORMING OPERATIONS; TRANSPORTING
B22—CASTING; POWDER METALLURGY
B22C—FOUNDRY MOULDING
B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
B22C7/02—Lost patterns
B22C7/023—Patterns made from expanded plastic materials
B—PERFORMING OPERATIONS; TRANSPORTING
B22—CASTING; POWDER METALLURGY
B22C—FOUNDRY MOULDING
B22C9/00—Moulds or cores; Moulding processes
B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
B22C9/086—Filters
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
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Engineering & Computer Science
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Mechanical Engineering
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Chemical & Material Sciences
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Physics & Mathematics
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Acoustics & Sound
(AREA)
Manufacturing & Machinery
(AREA)
Materials Engineering
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Metallurgy
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Organic Chemistry
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Casting Support Devices, Ladles, And Melt Control Thereby
(AREA)