DK0557368T3 - Magnetic cement-bound bodies - Google Patents
Magnetic cement-bound bodiesInfo
- Publication number
- DK0557368T3 DK0557368T3 DK91920144T DK91920144T DK0557368T3 DK 0557368 T3 DK0557368 T3 DK 0557368T3 DK 91920144 T DK91920144 T DK 91920144T DK 91920144 T DK91920144 T DK 91920144T DK 0557368 T3 DK0557368 T3 DK 0557368T3
- Authority
- DK
- Denmark
- Prior art keywords
- particles
- cement
- volume
- magnetic
- powder composition
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
- H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/0076—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials characterised by the grain distribution
- C04B20/008—Micro- or nanosized fillers, e.g. micronised fillers with particle size smaller than that of the hydraulic binder
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/48—Clinker treatment
- C04B7/52—Grinding ; After-treatment of ground cement
- C04B7/527—Grinding ; After-treatment of ground cement obtaining cements characterised by fineness, e.g. by multi-modal particle size distribution
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
- H01F1/08—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/083—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/02—Details of the magnetic circuit characterised by the magnetic material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- 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
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00198—Characterisation or quantities of the compositions or their ingredients expressed as mathematical formulae or equations
-
- 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
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00422—Magnetic properties
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Dispersion Chemistry (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Treatment Devices (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Cereal-Derived Products (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Castable and curable cement-based powder compositions comprising: i) particles of a magnetic or magnetizable particulate material, and ii) a subcomposition including: cement particles, ultrafine particles of an inorganic material, said ultrafine particles having an average particle size in the range of 0.002-2 mu m, and a surface-active dispersing agent in an amount of 0.1-4 % by weight dispersing agent based on the total weight of said cement particles and said ultrafine particles, said ultrafine particles constituting 3-30 % by volume of said powder composition, said cement particles constituting 2-70 % by volume of said powder composition, said particles of said magnetic or magnetizable particulate material constituting 10-95 % by volume, preferably 30-95 % by volume of said powder composition, and said particles of said subcomposition having an average particle size of at the most 10 mu m; cement-bound bodies having magnetic or magnetizable properties produced from such compositions, and methods of producing such bodies.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK271990A DK271990D0 (en) | 1990-11-14 | 1990-11-14 | FORMED ITEM |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0557368T3 true DK0557368T3 (en) | 1995-04-10 |
Family
ID=8115033
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK271990A DK271990D0 (en) | 1990-11-14 | 1990-11-14 | FORMED ITEM |
DK91920144T DK0557368T3 (en) | 1990-11-14 | 1991-11-12 | Magnetic cement-bound bodies |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK271990A DK271990D0 (en) | 1990-11-14 | 1990-11-14 | FORMED ITEM |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0557368B1 (en) |
AT (1) | ATE112242T1 (en) |
AU (1) | AU8917091A (en) |
CA (1) | CA2096351A1 (en) |
DE (1) | DE69104378T2 (en) |
DK (2) | DK271990D0 (en) |
WO (1) | WO1992008678A1 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4105352A1 (en) * | 1991-02-21 | 1992-08-27 | Kugelfischer G Schaefer & Co | Electric machine with rotor and stator formed from compressed metallic powder - bonded by soft magnetic highly permeable metal particles covered by thin insulating layer |
DK105192A (en) * | 1992-08-24 | 1994-04-22 | Voss Ernst Fab As | Appliance for heating food preparation vessels. |
DK1097463T3 (en) * | 1998-07-10 | 2003-02-17 | Epcos Ag | Magnetizable product, the use of the same as well as a method of making the same |
DE19848437C2 (en) * | 1998-10-21 | 2002-09-19 | Doris Krug-Becker | Process for the restoration of damaged grouting of paving |
US6890381B2 (en) * | 2000-04-28 | 2005-05-10 | Sumitomo Osaka Cemet Co., Ltd. | Hydraulic-composition bonded magnet |
EP1404000A1 (en) * | 2002-09-27 | 2004-03-31 | Phase Motion Control S.r.l. | A compact servo motor |
DE102008007021A1 (en) | 2008-01-31 | 2009-08-06 | Osram Gesellschaft mit beschränkter Haftung | A throttle and method of manufacturing a reactor core unit for a throttle |
DE102011116327A1 (en) | 2011-10-18 | 2013-04-18 | B+M Nottenkämper Gesellschaft für Bergbau und Mineralstoffe mbH & Co. KG | Composite material, useful in electromagnetic vulnerability-shield to absorb electromagnetic radiation, comprises layered silicate, ferromagnetic particle, remote magnetic particle, piezoelectric particle, and superparamagnetic particle |
DE102015012950A1 (en) * | 2015-10-07 | 2017-04-13 | Magment Ug (Haftungsbeschränkt) | Arrangement of magnetizable structures to maximize the contactless transferable power |
EP3479463B1 (en) * | 2016-07-01 | 2020-11-18 | ABB Schweiz AG | End structure of rotor of electric machine and manufacturing method thereof |
GB2551990A (en) | 2016-07-04 | 2018-01-10 | Bombardier Primove Gmbh | Transferring energy by magnetic induction using a primary unit conductor arrangement and a layer comprising magnetic and/or magnetizable material |
FR3068906B1 (en) | 2017-07-13 | 2021-04-23 | Kerneos | PROCESS FOR OBTAINING A COMPACT MATERIAL AND COMPACT MATERIAL OBTAINED FROM THIS PROCESS |
KR102576477B1 (en) * | 2021-06-16 | 2023-09-08 | 김재홍 | Sidewalk block transfer device |
KR102576479B1 (en) * | 2021-06-16 | 2023-09-08 | 김재홍 | Footpath block manufacturing method |
EP4276083A1 (en) * | 2022-05-13 | 2023-11-15 | Holcim Technology Ltd | Magnetizable concrete composition |
ES2968497A1 (en) * | 2022-10-10 | 2024-05-09 | Asoc Para El Fomento De La Innovacion Y La Sostenibilidad En La Arquitectura Ingenieria Y Construcci | MAGNETIC CONCRETE FOR MAGNETIC INDUCTION CHARGING OF ELECTRONIC DEVICES (Machine-translation by Google Translate, not legally binding) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2117738A1 (en) * | 1971-04-10 | 1972-10-19 | Leptien J | Permanent magnets - cast from a mixt of magnet material and cold hardening mortar |
NO163449C (en) * | 1978-11-03 | 1996-11-25 | Aalborg Portland Cement | Method of making a shaped article |
-
1990
- 1990-11-14 DK DK271990A patent/DK271990D0/en not_active Application Discontinuation
-
1991
- 1991-11-12 AU AU89170/91A patent/AU8917091A/en not_active Abandoned
- 1991-11-12 DK DK91920144T patent/DK0557368T3/en active
- 1991-11-12 EP EP19910920144 patent/EP0557368B1/en not_active Expired - Lifetime
- 1991-11-12 WO PCT/DK1991/000339 patent/WO1992008678A1/en active IP Right Grant
- 1991-11-12 AT AT91920144T patent/ATE112242T1/en not_active IP Right Cessation
- 1991-11-12 DE DE69104378T patent/DE69104378T2/en not_active Expired - Lifetime
- 1991-11-12 CA CA 2096351 patent/CA2096351A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2096351A1 (en) | 1992-05-15 |
DE69104378T2 (en) | 1995-05-04 |
WO1992008678A1 (en) | 1992-05-29 |
DE69104378D1 (en) | 1994-11-03 |
ATE112242T1 (en) | 1994-10-15 |
DK271990D0 (en) | 1990-11-14 |
EP0557368B1 (en) | 1994-09-28 |
AU8917091A (en) | 1992-06-11 |
EP0557368A1 (en) | 1993-09-01 |
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