Classifications

• • 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
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D39/00—Filtering material for liquid or gaseous fluids
  • B01D39/14—Other self-supporting filtering material ; Other filtering material
  • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D39/00—Filtering material for liquid or gaseous fluids
  • B01D39/14—Other self-supporting filtering material ; Other filtering material
  • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
  • B01D39/2068—Other inorganic materials, e.g. ceramics
  • B01D39/2093—Ceramic foam
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
  • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
  • C04B38/0615—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances the burned-out substance being a monolitic element having approximately the same dimensions as the final article, e.g. a porous polyurethane sheet or a prepreg obtained by bonding together resin particles
• • 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
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
  • B01D2239/04—Additives and treatments of the filtering material
  • B01D2239/0471—Surface coating material
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
  • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
  • C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
• • C—CHEMISTRY; METALLURGY
  • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
  • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
  • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
  • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
  • C04B2111/00793—Uses not provided for elsewhere in C04B2111/00 as filters or diaphragms
• • 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)
• Ceramic Engineering (AREA)
• Materials Engineering (AREA)
• Geology (AREA)
• Mechanical Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Organic Chemistry (AREA)
• Acoustics & Sound (AREA)
• Metallurgy (AREA)
• Manufacturing & Machinery (AREA)
• Physics & Mathematics (AREA)
• Structural Engineering (AREA)
• Inorganic Chemistry (AREA)
• Filtering Materials (AREA)
• Manufacture And Refinement Of Metals (AREA)
• Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
• Filtration Of Liquid (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=4178808

Family Applications (1)

Country Status (25)

Families Citing this family (6)

Family Cites Families (16)

• 1989
  • 1989-01-11 CH CH80/89A patent/CH679746A5/de not_active IP Right Cessation
  • 1989-12-20 AT AT0288689A patent/AT396875B/de not_active IP Right Cessation
  • 1989-12-29 YU YU02501/89A patent/YU250189A/xx unknown
• 1990
  • 1990-01-03 NL NL9000009A patent/NL9000009A/nl not_active Application Discontinuation
  • 1990-01-04 IL IL92973A patent/IL92973A0/xx unknown
  • 1990-01-05 AU AU47736/90A patent/AU624465B2/en not_active Ceased
  • 1990-01-05 FR FR909000071A patent/FR2641475B1/fr not_active Expired - Fee Related
  • 1990-01-08 SE SE9000055A patent/SE9000055L/xx not_active Application Discontinuation
  • 1990-01-09 AR AR90315906A patent/AR243093A1/es active
  • 1990-01-09 DD DD90337012A patent/DD291480A5/de not_active IP Right Cessation
  • 1990-01-10 ES ES9000061A patent/ES2019014A6/es not_active Expired - Lifetime
  • 1990-01-10 CA CA002007450A patent/CA2007450A1/en not_active Abandoned
  • 1990-01-10 IT IT01904090A patent/IT1238156B/it active IP Right Grant
  • 1990-01-10 NO NO900129A patent/NO175874C/no unknown
  • 1990-01-10 BE BE9000024A patent/BE1002969A5/fr not_active IP Right Cessation
  • 1990-01-10 FI FI900143A patent/FI900143A7/fi not_active Application Discontinuation
  • 1990-01-10 DK DK006290A patent/DK6290A/da not_active Application Discontinuation
  • 1990-01-10 MX MX019070A patent/MX173465B/es unknown
  • 1990-01-11 HU HU90107A patent/HU900107D0/hu unknown
  • 1990-01-11 KR KR1019900000296A patent/KR900011502A/ko not_active Ceased
  • 1990-01-11 PT PT92846A patent/PT92846A/pt not_active Application Discontinuation
  • 1990-01-11 JP JP2002669A patent/JPH02229515A/ja active Pending
  • 1990-01-11 ZA ZA90198A patent/ZA90198B/xx unknown
  • 1990-01-11 GB GB9000617A patent/GB2227185B/en not_active Expired - Fee Related
  • 1990-01-11 BR BR909000098A patent/BR9000098A/pt active Search and Examination

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